http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/main/java/hivemall/utils/lang/HalfFloat.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/hivemall/utils/lang/HalfFloat.java 
b/core/src/main/java/hivemall/utils/lang/HalfFloat.java
index d394fd8..7c778c4 100644
--- a/core/src/main/java/hivemall/utils/lang/HalfFloat.java
+++ b/core/src/main/java/hivemall/utils/lang/HalfFloat.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.utils.lang;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/main/java/hivemall/utils/lang/Identifier.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/hivemall/utils/lang/Identifier.java 
b/core/src/main/java/hivemall/utils/lang/Identifier.java
index b3cf63d..70ea80d 100644
--- a/core/src/main/java/hivemall/utils/lang/Identifier.java
+++ b/core/src/main/java/hivemall/utils/lang/Identifier.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.utils.lang;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/main/java/hivemall/utils/lang/NumberUtils.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/hivemall/utils/lang/NumberUtils.java 
b/core/src/main/java/hivemall/utils/lang/NumberUtils.java
index 2e273bb..0d3f895 100644
--- a/core/src/main/java/hivemall/utils/lang/NumberUtils.java
+++ b/core/src/main/java/hivemall/utils/lang/NumberUtils.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.utils.lang;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/main/java/hivemall/utils/lang/ObjectUtils.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/hivemall/utils/lang/ObjectUtils.java 
b/core/src/main/java/hivemall/utils/lang/ObjectUtils.java
index 7a1a08b..fd4af32 100644
--- a/core/src/main/java/hivemall/utils/lang/ObjectUtils.java
+++ b/core/src/main/java/hivemall/utils/lang/ObjectUtils.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.utils.lang;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/main/java/hivemall/utils/lang/Preconditions.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/hivemall/utils/lang/Preconditions.java 
b/core/src/main/java/hivemall/utils/lang/Preconditions.java
index 9dd8be0..4fa2bdd 100644
--- a/core/src/main/java/hivemall/utils/lang/Preconditions.java
+++ b/core/src/main/java/hivemall/utils/lang/Preconditions.java
@@ -1,19 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.utils.lang;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/main/java/hivemall/utils/lang/Primitives.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/hivemall/utils/lang/Primitives.java 
b/core/src/main/java/hivemall/utils/lang/Primitives.java
index d22b81d..8f018f0 100644
--- a/core/src/main/java/hivemall/utils/lang/Primitives.java
+++ b/core/src/main/java/hivemall/utils/lang/Primitives.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.utils.lang;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/main/java/hivemall/utils/lang/PrivilegedAccessor.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/hivemall/utils/lang/PrivilegedAccessor.java 
b/core/src/main/java/hivemall/utils/lang/PrivilegedAccessor.java
index f6b8441..234bb5b 100644
--- a/core/src/main/java/hivemall/utils/lang/PrivilegedAccessor.java
+++ b/core/src/main/java/hivemall/utils/lang/PrivilegedAccessor.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.utils.lang;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/main/java/hivemall/utils/lang/RandomUtils.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/hivemall/utils/lang/RandomUtils.java 
b/core/src/main/java/hivemall/utils/lang/RandomUtils.java
index f0751db..b7793f5 100644
--- a/core/src/main/java/hivemall/utils/lang/RandomUtils.java
+++ b/core/src/main/java/hivemall/utils/lang/RandomUtils.java
@@ -1,19 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.utils.lang;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/main/java/hivemall/utils/lang/SizeOf.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/hivemall/utils/lang/SizeOf.java 
b/core/src/main/java/hivemall/utils/lang/SizeOf.java
index 68f362a..9e0ef4c 100644
--- a/core/src/main/java/hivemall/utils/lang/SizeOf.java
+++ b/core/src/main/java/hivemall/utils/lang/SizeOf.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.utils.lang;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/main/java/hivemall/utils/lang/StringUtils.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/hivemall/utils/lang/StringUtils.java 
b/core/src/main/java/hivemall/utils/lang/StringUtils.java
index 16d92cb..48e137f 100644
--- a/core/src/main/java/hivemall/utils/lang/StringUtils.java
+++ b/core/src/main/java/hivemall/utils/lang/StringUtils.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.utils.lang;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/main/java/hivemall/utils/lang/UnsafeUtils.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/hivemall/utils/lang/UnsafeUtils.java 
b/core/src/main/java/hivemall/utils/lang/UnsafeUtils.java
index b04cb9f..ade437d 100644
--- a/core/src/main/java/hivemall/utils/lang/UnsafeUtils.java
+++ b/core/src/main/java/hivemall/utils/lang/UnsafeUtils.java
@@ -1,19 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.utils.lang;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/main/java/hivemall/utils/lang/mutable/MutableDouble.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/hivemall/utils/lang/mutable/MutableDouble.java 
b/core/src/main/java/hivemall/utils/lang/mutable/MutableDouble.java
index 95ffb46..4770882 100644
--- a/core/src/main/java/hivemall/utils/lang/mutable/MutableDouble.java
+++ b/core/src/main/java/hivemall/utils/lang/mutable/MutableDouble.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.utils.lang.mutable;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/main/java/hivemall/utils/lang/mutable/MutableFloat.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/hivemall/utils/lang/mutable/MutableFloat.java 
b/core/src/main/java/hivemall/utils/lang/mutable/MutableFloat.java
index 7ed8145..8ec3e99 100644
--- a/core/src/main/java/hivemall/utils/lang/mutable/MutableFloat.java
+++ b/core/src/main/java/hivemall/utils/lang/mutable/MutableFloat.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.utils.lang.mutable;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/main/java/hivemall/utils/lang/mutable/MutableInt.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/hivemall/utils/lang/mutable/MutableInt.java 
b/core/src/main/java/hivemall/utils/lang/mutable/MutableInt.java
index 1513953..904fa5e 100644
--- a/core/src/main/java/hivemall/utils/lang/mutable/MutableInt.java
+++ b/core/src/main/java/hivemall/utils/lang/mutable/MutableInt.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.utils.lang.mutable;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/main/java/hivemall/utils/lang/mutable/MutableLong.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/hivemall/utils/lang/mutable/MutableLong.java 
b/core/src/main/java/hivemall/utils/lang/mutable/MutableLong.java
index c68f026..06fb606 100644
--- a/core/src/main/java/hivemall/utils/lang/mutable/MutableLong.java
+++ b/core/src/main/java/hivemall/utils/lang/mutable/MutableLong.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.utils.lang.mutable;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/main/java/hivemall/utils/lock/Lock.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/hivemall/utils/lock/Lock.java 
b/core/src/main/java/hivemall/utils/lock/Lock.java
index 4a1dbb1..6b7e28b 100644
--- a/core/src/main/java/hivemall/utils/lock/Lock.java
+++ b/core/src/main/java/hivemall/utils/lock/Lock.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.utils.lock;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/main/java/hivemall/utils/lock/TTASLock.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/hivemall/utils/lock/TTASLock.java 
b/core/src/main/java/hivemall/utils/lock/TTASLock.java
index e68d97a..b36d1e1 100644
--- a/core/src/main/java/hivemall/utils/lock/TTASLock.java
+++ b/core/src/main/java/hivemall/utils/lock/TTASLock.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.utils.lock;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/main/java/hivemall/utils/math/MathUtils.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/hivemall/utils/math/MathUtils.java 
b/core/src/main/java/hivemall/utils/math/MathUtils.java
index aa30fdf..75ace9c 100644
--- a/core/src/main/java/hivemall/utils/math/MathUtils.java
+++ b/core/src/main/java/hivemall/utils/math/MathUtils.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 //
 // Licensed to the Apache Software Foundation (ASF) under one or more

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/main/java/hivemall/utils/math/MatrixUtils.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/hivemall/utils/math/MatrixUtils.java 
b/core/src/main/java/hivemall/utils/math/MatrixUtils.java
index 840df41..9659526 100644
--- a/core/src/main/java/hivemall/utils/math/MatrixUtils.java
+++ b/core/src/main/java/hivemall/utils/math/MatrixUtils.java
@@ -1,19 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.utils.math;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/main/java/hivemall/utils/math/Primes.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/hivemall/utils/math/Primes.java 
b/core/src/main/java/hivemall/utils/math/Primes.java
index 7d48337..f65131a 100644
--- a/core/src/main/java/hivemall/utils/math/Primes.java
+++ b/core/src/main/java/hivemall/utils/math/Primes.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.utils.math;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/main/java/hivemall/utils/math/StatsUtils.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/hivemall/utils/math/StatsUtils.java 
b/core/src/main/java/hivemall/utils/math/StatsUtils.java
index 42a2c90..812f619 100644
--- a/core/src/main/java/hivemall/utils/math/StatsUtils.java
+++ b/core/src/main/java/hivemall/utils/math/StatsUtils.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.utils.math;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/main/java/hivemall/utils/net/NetUtils.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/hivemall/utils/net/NetUtils.java 
b/core/src/main/java/hivemall/utils/net/NetUtils.java
index 3d67c06..57fecf6 100644
--- a/core/src/main/java/hivemall/utils/net/NetUtils.java
+++ b/core/src/main/java/hivemall/utils/net/NetUtils.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.utils.net;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/main/java/org/apache/hadoop/hive/ql/exec/MapredContextAccessor.java
----------------------------------------------------------------------
diff --git 
a/core/src/main/java/org/apache/hadoop/hive/ql/exec/MapredContextAccessor.java 
b/core/src/main/java/org/apache/hadoop/hive/ql/exec/MapredContextAccessor.java
index 73e8702..5b760bd 100644
--- 
a/core/src/main/java/org/apache/hadoop/hive/ql/exec/MapredContextAccessor.java
+++ 
b/core/src/main/java/org/apache/hadoop/hive/ql/exec/MapredContextAccessor.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package org.apache.hadoop.hive.ql.exec;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/test/java/hivemall/anomaly/ChangeFinder1DTest.java
----------------------------------------------------------------------
diff --git a/core/src/test/java/hivemall/anomaly/ChangeFinder1DTest.java 
b/core/src/test/java/hivemall/anomaly/ChangeFinder1DTest.java
index e893fa4..d7bac75 100644
--- a/core/src/test/java/hivemall/anomaly/ChangeFinder1DTest.java
+++ b/core/src/test/java/hivemall/anomaly/ChangeFinder1DTest.java
@@ -1,19 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.anomaly;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/test/java/hivemall/anomaly/ChangeFinder2DTest.java
----------------------------------------------------------------------
diff --git a/core/src/test/java/hivemall/anomaly/ChangeFinder2DTest.java 
b/core/src/test/java/hivemall/anomaly/ChangeFinder2DTest.java
index d927161..240906c 100644
--- a/core/src/test/java/hivemall/anomaly/ChangeFinder2DTest.java
+++ b/core/src/test/java/hivemall/anomaly/ChangeFinder2DTest.java
@@ -1,19 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.anomaly;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/test/java/hivemall/classifier/PassiveAggressiveUDTFTest.java
----------------------------------------------------------------------
diff --git 
a/core/src/test/java/hivemall/classifier/PassiveAggressiveUDTFTest.java 
b/core/src/test/java/hivemall/classifier/PassiveAggressiveUDTFTest.java
index ce6ad70..2322c07 100644
--- a/core/src/test/java/hivemall/classifier/PassiveAggressiveUDTFTest.java
+++ b/core/src/test/java/hivemall/classifier/PassiveAggressiveUDTFTest.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.classifier;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/test/java/hivemall/classifier/PerceptronUDTFTest.java
----------------------------------------------------------------------
diff --git a/core/src/test/java/hivemall/classifier/PerceptronUDTFTest.java 
b/core/src/test/java/hivemall/classifier/PerceptronUDTFTest.java
index 38a21a7..e04adb7 100644
--- a/core/src/test/java/hivemall/classifier/PerceptronUDTFTest.java
+++ b/core/src/test/java/hivemall/classifier/PerceptronUDTFTest.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.classifier;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/test/java/hivemall/common/OnlineVarianceTest.java
----------------------------------------------------------------------
diff --git a/core/src/test/java/hivemall/common/OnlineVarianceTest.java 
b/core/src/test/java/hivemall/common/OnlineVarianceTest.java
index da8ed68..2308dea 100644
--- a/core/src/test/java/hivemall/common/OnlineVarianceTest.java
+++ b/core/src/test/java/hivemall/common/OnlineVarianceTest.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.common;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/test/java/hivemall/common/RandomizedAmplifierTest.java
----------------------------------------------------------------------
diff --git a/core/src/test/java/hivemall/common/RandomizedAmplifierTest.java 
b/core/src/test/java/hivemall/common/RandomizedAmplifierTest.java
index 97235df..549434b 100644
--- a/core/src/test/java/hivemall/common/RandomizedAmplifierTest.java
+++ b/core/src/test/java/hivemall/common/RandomizedAmplifierTest.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.common;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/test/java/hivemall/evaluation/BinaryResponsesMeasuresTest.java
----------------------------------------------------------------------
diff --git 
a/core/src/test/java/hivemall/evaluation/BinaryResponsesMeasuresTest.java 
b/core/src/test/java/hivemall/evaluation/BinaryResponsesMeasuresTest.java
index 1a96923..800eb6c 100644
--- a/core/src/test/java/hivemall/evaluation/BinaryResponsesMeasuresTest.java
+++ b/core/src/test/java/hivemall/evaluation/BinaryResponsesMeasuresTest.java
@@ -1,19 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.evaluation;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/test/java/hivemall/evaluation/GradedResponsesMeasuresTest.java
----------------------------------------------------------------------
diff --git 
a/core/src/test/java/hivemall/evaluation/GradedResponsesMeasuresTest.java 
b/core/src/test/java/hivemall/evaluation/GradedResponsesMeasuresTest.java
index 669f0f6..765fa76 100644
--- a/core/src/test/java/hivemall/evaluation/GradedResponsesMeasuresTest.java
+++ b/core/src/test/java/hivemall/evaluation/GradedResponsesMeasuresTest.java
@@ -1,19 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.evaluation;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/test/java/hivemall/fm/ArrayModelTest.java
----------------------------------------------------------------------
diff --git a/core/src/test/java/hivemall/fm/ArrayModelTest.java 
b/core/src/test/java/hivemall/fm/ArrayModelTest.java
index 9706dbd..a346c16 100644
--- a/core/src/test/java/hivemall/fm/ArrayModelTest.java
+++ b/core/src/test/java/hivemall/fm/ArrayModelTest.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.fm;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/test/java/hivemall/fm/FFMPredictionModelTest.java
----------------------------------------------------------------------
diff --git a/core/src/test/java/hivemall/fm/FFMPredictionModelTest.java 
b/core/src/test/java/hivemall/fm/FFMPredictionModelTest.java
index 3ef206c..a65a69a 100644
--- a/core/src/test/java/hivemall/fm/FFMPredictionModelTest.java
+++ b/core/src/test/java/hivemall/fm/FFMPredictionModelTest.java
@@ -1,19 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.fm;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/test/java/hivemall/fm/FactorizationMachineUDTFTest.java
----------------------------------------------------------------------
diff --git a/core/src/test/java/hivemall/fm/FactorizationMachineUDTFTest.java 
b/core/src/test/java/hivemall/fm/FactorizationMachineUDTFTest.java
index 81c1858..eacfa8d 100644
--- a/core/src/test/java/hivemall/fm/FactorizationMachineUDTFTest.java
+++ b/core/src/test/java/hivemall/fm/FactorizationMachineUDTFTest.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 package hivemall.fm;
 
 import java.io.BufferedReader;

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/test/java/hivemall/fm/FeatureTest.java
----------------------------------------------------------------------
diff --git a/core/src/test/java/hivemall/fm/FeatureTest.java 
b/core/src/test/java/hivemall/fm/FeatureTest.java
index ec24384..25e5671 100644
--- a/core/src/test/java/hivemall/fm/FeatureTest.java
+++ b/core/src/test/java/hivemall/fm/FeatureTest.java
@@ -1,19 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.fm;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/test/java/hivemall/fm/FieldAwareFactorizationMachineUDTFTest.java
----------------------------------------------------------------------
diff --git 
a/core/src/test/java/hivemall/fm/FieldAwareFactorizationMachineUDTFTest.java 
b/core/src/test/java/hivemall/fm/FieldAwareFactorizationMachineUDTFTest.java
index cc1fcf3..f4d4f80 100644
--- a/core/src/test/java/hivemall/fm/FieldAwareFactorizationMachineUDTFTest.java
+++ b/core/src/test/java/hivemall/fm/FieldAwareFactorizationMachineUDTFTest.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.fm;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/test/java/hivemall/fm/IntFeatureMapModelTest.java
----------------------------------------------------------------------
diff --git a/core/src/test/java/hivemall/fm/IntFeatureMapModelTest.java 
b/core/src/test/java/hivemall/fm/IntFeatureMapModelTest.java
index 017c25b..890962f 100644
--- a/core/src/test/java/hivemall/fm/IntFeatureMapModelTest.java
+++ b/core/src/test/java/hivemall/fm/IntFeatureMapModelTest.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.fm;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/test/java/hivemall/fm/StringFeatureMapModelTest.java
----------------------------------------------------------------------
diff --git a/core/src/test/java/hivemall/fm/StringFeatureMapModelTest.java 
b/core/src/test/java/hivemall/fm/StringFeatureMapModelTest.java
index 56fa137..40fb66e 100644
--- a/core/src/test/java/hivemall/fm/StringFeatureMapModelTest.java
+++ b/core/src/test/java/hivemall/fm/StringFeatureMapModelTest.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.fm;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/test/java/hivemall/ftvec/ExtractWeightUDFTest.java
----------------------------------------------------------------------
diff --git a/core/src/test/java/hivemall/ftvec/ExtractWeightUDFTest.java 
b/core/src/test/java/hivemall/ftvec/ExtractWeightUDFTest.java
index a8685d9..5943e0b 100644
--- a/core/src/test/java/hivemall/ftvec/ExtractWeightUDFTest.java
+++ b/core/src/test/java/hivemall/ftvec/ExtractWeightUDFTest.java
@@ -1,19 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * 
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.ftvec;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/test/java/hivemall/ftvec/FeatureUDFTest.java
----------------------------------------------------------------------
diff --git a/core/src/test/java/hivemall/ftvec/FeatureUDFTest.java 
b/core/src/test/java/hivemall/ftvec/FeatureUDFTest.java
index 8d536a5..0eb1289 100644
--- a/core/src/test/java/hivemall/ftvec/FeatureUDFTest.java
+++ b/core/src/test/java/hivemall/ftvec/FeatureUDFTest.java
@@ -1,19 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.ftvec;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/test/java/hivemall/ftvec/hashing/FeatureHashingUDFTest.java
----------------------------------------------------------------------
diff --git 
a/core/src/test/java/hivemall/ftvec/hashing/FeatureHashingUDFTest.java 
b/core/src/test/java/hivemall/ftvec/hashing/FeatureHashingUDFTest.java
index 70e0b9c..061a971 100644
--- a/core/src/test/java/hivemall/ftvec/hashing/FeatureHashingUDFTest.java
+++ b/core/src/test/java/hivemall/ftvec/hashing/FeatureHashingUDFTest.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.ftvec.hashing;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/test/java/hivemall/ftvec/hashing/MurmurHash3UDFTest.java
----------------------------------------------------------------------
diff --git a/core/src/test/java/hivemall/ftvec/hashing/MurmurHash3UDFTest.java 
b/core/src/test/java/hivemall/ftvec/hashing/MurmurHash3UDFTest.java
index bfbfe2b..ec22106 100644
--- a/core/src/test/java/hivemall/ftvec/hashing/MurmurHash3UDFTest.java
+++ b/core/src/test/java/hivemall/ftvec/hashing/MurmurHash3UDFTest.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.ftvec.hashing;
 

http://git-wip-us.apache.org/repos/asf/incubator-hivemall/blob/d806bf45/core/src/test/java/hivemall/ftvec/hashing/Sha1UDFTest.java
----------------------------------------------------------------------
diff --git a/core/src/test/java/hivemall/ftvec/hashing/Sha1UDFTest.java 
b/core/src/test/java/hivemall/ftvec/hashing/Sha1UDFTest.java
index 36c4dae..b2057f1 100644
--- a/core/src/test/java/hivemall/ftvec/hashing/Sha1UDFTest.java
+++ b/core/src/test/java/hivemall/ftvec/hashing/Sha1UDFTest.java
@@ -1,20 +1,20 @@
 /*
- * Hivemall: Hive scalable Machine Learning Library
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- * Copyright (C) 2015 Makoto YUI
- * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science 
and Technology (AIST)
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package hivemall.ftvec.hashing;
 


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