http://git-wip-us.apache.org/repos/asf/incubator-hivemall-site/blob/ba518dab/userguide/binaryclass/a9a_minibatch.html
----------------------------------------------------------------------
diff --git a/userguide/binaryclass/a9a_minibatch.html 
b/userguide/binaryclass/a9a_minibatch.html
index b302cee..50f5dba 100644
--- a/userguide/binaryclass/a9a_minibatch.html
+++ b/userguide/binaryclass/a9a_minibatch.html
@@ -598,14 +598,30 @@
             
         </li>
     
-        <li class="chapter " data-level="3.5" 
data-path="../ft_engineering/tfidf.html">
+        <li class="chapter " data-level="3.5" 
data-path="../ft_engineering/pairing.html">
             
-                <a href="../ft_engineering/tfidf.html">
+                <a href="../ft_engineering/pairing.html">
             
                     
                         <b>3.5.</b>
                     
-                    TF-IDF Calculation
+                    FEATURE PAIRING
+            
+                </a>
+            
+
+            
+            <ul class="articles">
+                
+    
+        <li class="chapter " data-level="3.5.1" 
data-path="../ft_engineering/polynomial.html">
+            
+                <a href="../ft_engineering/polynomial.html">
+            
+                    
+                        <b>3.5.1.</b>
+                    
+                    Polynomial Features
             
                 </a>
             
@@ -613,6 +629,11 @@
             
         </li>
     
+
+            </ul>
+            
+        </li>
+    
         <li class="chapter " data-level="3.6" 
data-path="../ft_engineering/ft_trans.html">
             
                 <a href="../ft_engineering/ft_trans.html">
@@ -664,6 +685,21 @@
             
         </li>
     
+        <li class="chapter " data-level="3.7" 
data-path="../ft_engineering/tfidf.html">
+            
+                <a href="../ft_engineering/tfidf.html">
+            
+                    
+                        <b>3.7.</b>
+                    
+                    TF-IDF Calculation
+            
+                </a>
+            
+
+            
+        </li>
+    
 
     
         
@@ -761,7 +797,7 @@
 
     
         
-        <li class="header">Part V - Prediction</li>
+        <li class="header">Part V - Supervised Learning</li>
         
         
     
@@ -780,27 +816,19 @@
             
         </li>
     
-        <li class="chapter " data-level="5.2" 
data-path="../regression/general.html">
-            
-                <a href="../regression/general.html">
-            
-                    
-                        <b>5.2.</b>
-                    
-                    Regression
-            
-                </a>
-            
 
-            
-        </li>
     
-        <li class="chapter " data-level="5.3" data-path="general.html">
+        
+        <li class="header">Part VI - Binary classification</li>
+        
+        
+    
+        <li class="chapter " data-level="6.1" data-path="general.html">
             
                 <a href="general.html">
             
                     
-                        <b>5.3.</b>
+                        <b>6.1.</b>
                     
                     Binary Classification
             
@@ -810,21 +838,14 @@
             
         </li>
     
-
-    
-        
-        <li class="header">Part VI - Binary classification tutorials</li>
-        
-        
-    
-        <li class="chapter " data-level="6.1" data-path="a9a.html">
+        <li class="chapter " data-level="6.2" data-path="a9a.html">
             
                 <a href="a9a.html">
             
                     
-                        <b>6.1.</b>
+                        <b>6.2.</b>
                     
-                    a9a
+                    a9a tutorial
             
                 </a>
             
@@ -833,12 +854,12 @@
             <ul class="articles">
                 
     
-        <li class="chapter " data-level="6.1.1" data-path="a9a_dataset.html">
+        <li class="chapter " data-level="6.2.1" data-path="a9a_dataset.html">
             
                 <a href="a9a_dataset.html">
             
                     
-                        <b>6.1.1.</b>
+                        <b>6.2.1.</b>
                     
                     Data preparation
             
@@ -848,12 +869,12 @@
             
         </li>
     
-        <li class="chapter " data-level="6.1.2" data-path="a9a_lr.html">
+        <li class="chapter " data-level="6.2.2" data-path="a9a_lr.html">
             
                 <a href="a9a_lr.html">
             
                     
-                        <b>6.1.2.</b>
+                        <b>6.2.2.</b>
                     
                     Logistic Regression
             
@@ -863,12 +884,12 @@
             
         </li>
     
-        <li class="chapter active" data-level="6.1.3" 
data-path="a9a_minibatch.html">
+        <li class="chapter active" data-level="6.2.3" 
data-path="a9a_minibatch.html">
             
                 <a href="a9a_minibatch.html">
             
                     
-                        <b>6.1.3.</b>
+                        <b>6.2.3.</b>
                     
                     Mini-batch Gradient Descent
             
@@ -883,14 +904,14 @@
             
         </li>
     
-        <li class="chapter " data-level="6.2" data-path="news20.html">
+        <li class="chapter " data-level="6.3" data-path="news20.html">
             
                 <a href="news20.html">
             
                     
-                        <b>6.2.</b>
+                        <b>6.3.</b>
                     
-                    News20
+                    News20 tutorial
             
                 </a>
             
@@ -899,12 +920,12 @@
             <ul class="articles">
                 
     
-        <li class="chapter " data-level="6.2.1" 
data-path="news20_dataset.html">
+        <li class="chapter " data-level="6.3.1" 
data-path="news20_dataset.html">
             
                 <a href="news20_dataset.html">
             
                     
-                        <b>6.2.1.</b>
+                        <b>6.3.1.</b>
                     
                     Data preparation
             
@@ -914,12 +935,12 @@
             
         </li>
     
-        <li class="chapter " data-level="6.2.2" data-path="news20_pa.html">
+        <li class="chapter " data-level="6.3.2" data-path="news20_pa.html">
             
                 <a href="news20_pa.html">
             
                     
-                        <b>6.2.2.</b>
+                        <b>6.3.2.</b>
                     
                     Perceptron, Passive Aggressive
             
@@ -929,12 +950,12 @@
             
         </li>
     
-        <li class="chapter " data-level="6.2.3" data-path="news20_scw.html">
+        <li class="chapter " data-level="6.3.3" data-path="news20_scw.html">
             
                 <a href="news20_scw.html">
             
                     
-                        <b>6.2.3.</b>
+                        <b>6.3.3.</b>
                     
                     CW, AROW, SCW
             
@@ -944,12 +965,12 @@
             
         </li>
     
-        <li class="chapter " data-level="6.2.4" 
data-path="news20_adagrad.html">
+        <li class="chapter " data-level="6.3.4" 
data-path="news20_adagrad.html">
             
                 <a href="news20_adagrad.html">
             
                     
-                        <b>6.2.4.</b>
+                        <b>6.3.4.</b>
                     
                     AdaGradRDA, AdaGrad, AdaDelta
             
@@ -964,14 +985,14 @@
             
         </li>
     
-        <li class="chapter " data-level="6.3" data-path="kdd2010a.html">
+        <li class="chapter " data-level="6.4" data-path="kdd2010a.html">
             
                 <a href="kdd2010a.html">
             
                     
-                        <b>6.3.</b>
+                        <b>6.4.</b>
                     
-                    KDD2010a
+                    KDD2010a tutorial
             
                 </a>
             
@@ -980,12 +1001,12 @@
             <ul class="articles">
                 
     
-        <li class="chapter " data-level="6.3.1" 
data-path="kdd2010a_dataset.html">
+        <li class="chapter " data-level="6.4.1" 
data-path="kdd2010a_dataset.html">
             
                 <a href="kdd2010a_dataset.html">
             
                     
-                        <b>6.3.1.</b>
+                        <b>6.4.1.</b>
                     
                     Data preparation
             
@@ -995,12 +1016,12 @@
             
         </li>
     
-        <li class="chapter " data-level="6.3.2" data-path="kdd2010a_scw.html">
+        <li class="chapter " data-level="6.4.2" data-path="kdd2010a_scw.html">
             
                 <a href="kdd2010a_scw.html">
             
                     
-                        <b>6.3.2.</b>
+                        <b>6.4.2.</b>
                     
                     PA, CW, AROW, SCW
             
@@ -1015,14 +1036,14 @@
             
         </li>
     
-        <li class="chapter " data-level="6.4" data-path="kdd2010b.html">
+        <li class="chapter " data-level="6.5" data-path="kdd2010b.html">
             
                 <a href="kdd2010b.html">
             
                     
-                        <b>6.4.</b>
+                        <b>6.5.</b>
                     
-                    KDD2010b
+                    KDD2010b tutorial
             
                 </a>
             
@@ -1031,12 +1052,12 @@
             <ul class="articles">
                 
     
-        <li class="chapter " data-level="6.4.1" 
data-path="kdd2010b_dataset.html">
+        <li class="chapter " data-level="6.5.1" 
data-path="kdd2010b_dataset.html">
             
                 <a href="kdd2010b_dataset.html">
             
                     
-                        <b>6.4.1.</b>
+                        <b>6.5.1.</b>
                     
                     Data preparation
             
@@ -1046,12 +1067,12 @@
             
         </li>
     
-        <li class="chapter " data-level="6.4.2" data-path="kdd2010b_arow.html">
+        <li class="chapter " data-level="6.5.2" data-path="kdd2010b_arow.html">
             
                 <a href="kdd2010b_arow.html">
             
                     
-                        <b>6.4.2.</b>
+                        <b>6.5.2.</b>
                     
                     AROW
             
@@ -1066,14 +1087,14 @@
             
         </li>
     
-        <li class="chapter " data-level="6.5" data-path="webspam.html">
+        <li class="chapter " data-level="6.6" data-path="webspam.html">
             
                 <a href="webspam.html">
             
                     
-                        <b>6.5.</b>
+                        <b>6.6.</b>
                     
-                    Webspam
+                    Webspam tutorial
             
                 </a>
             
@@ -1082,12 +1103,12 @@
             <ul class="articles">
                 
     
-        <li class="chapter " data-level="6.5.1" 
data-path="webspam_dataset.html">
+        <li class="chapter " data-level="6.6.1" 
data-path="webspam_dataset.html">
             
                 <a href="webspam_dataset.html">
             
                     
-                        <b>6.5.1.</b>
+                        <b>6.6.1.</b>
                     
                     Data pareparation
             
@@ -1097,12 +1118,12 @@
             
         </li>
     
-        <li class="chapter " data-level="6.5.2" data-path="webspam_scw.html">
+        <li class="chapter " data-level="6.6.2" data-path="webspam_scw.html">
             
                 <a href="webspam_scw.html">
             
                     
-                        <b>6.5.2.</b>
+                        <b>6.6.2.</b>
                     
                     PA1, AROW, SCW
             
@@ -1117,14 +1138,14 @@
             
         </li>
     
-        <li class="chapter " data-level="6.6" data-path="titanic_rf.html">
+        <li class="chapter " data-level="6.7" data-path="titanic_rf.html">
             
                 <a href="titanic_rf.html">
             
                     
-                        <b>6.6.</b>
+                        <b>6.7.</b>
                     
-                    Kaggle Titanic
+                    Kaggle Titanic tutorial
             
                 </a>
             
@@ -1135,7 +1156,7 @@
 
     
         
-        <li class="header">Part VII - Multiclass classification tutorials</li>
+        <li class="header">Part VII - Multiclass classification</li>
         
         
     
@@ -1146,7 +1167,7 @@
                     
                         <b>7.1.</b>
                     
-                    News20 Multiclass
+                    News20 Multiclass tutorial
             
                 </a>
             
@@ -1257,7 +1278,7 @@
                     
                         <b>7.2.</b>
                     
-                    Iris
+                    Iris tutorial
             
                 </a>
             
@@ -1319,18 +1340,33 @@
 
     
         
-        <li class="header">Part VIII - Regression tutorials</li>
+        <li class="header">Part VIII - Regression</li>
         
         
     
-        <li class="chapter " data-level="8.1" 
data-path="../regression/e2006.html">
+        <li class="chapter " data-level="8.1" 
data-path="../regression/general.html">
             
-                <a href="../regression/e2006.html">
+                <a href="../regression/general.html">
             
                     
                         <b>8.1.</b>
                     
-                    E2006-tfidf regression
+                    Regression
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="8.2" 
data-path="../regression/e2006.html">
+            
+                <a href="../regression/e2006.html">
+            
+                    
+                        <b>8.2.</b>
+                    
+                    E2006-tfidf regression tutorial
             
                 </a>
             
@@ -1339,12 +1375,12 @@
             <ul class="articles">
                 
     
-        <li class="chapter " data-level="8.1.1" 
data-path="../regression/e2006_dataset.html">
+        <li class="chapter " data-level="8.2.1" 
data-path="../regression/e2006_dataset.html">
             
                 <a href="../regression/e2006_dataset.html">
             
                     
-                        <b>8.1.1.</b>
+                        <b>8.2.1.</b>
                     
                     Data preparation
             
@@ -1354,12 +1390,12 @@
             
         </li>
     
-        <li class="chapter " data-level="8.1.2" 
data-path="../regression/e2006_arow.html">
+        <li class="chapter " data-level="8.2.2" 
data-path="../regression/e2006_arow.html">
             
                 <a href="../regression/e2006_arow.html">
             
                     
-                        <b>8.1.2.</b>
+                        <b>8.2.2.</b>
                     
                     Passive Aggressive, AROW
             
@@ -1374,14 +1410,14 @@
             
         </li>
     
-        <li class="chapter " data-level="8.2" 
data-path="../regression/kddcup12tr2.html">
+        <li class="chapter " data-level="8.3" 
data-path="../regression/kddcup12tr2.html">
             
                 <a href="../regression/kddcup12tr2.html">
             
                     
-                        <b>8.2.</b>
+                        <b>8.3.</b>
                     
-                    KDDCup 2012 track 2 CTR prediction
+                    KDDCup 2012 track 2 CTR prediction tutorial
             
                 </a>
             
@@ -1390,12 +1426,12 @@
             <ul class="articles">
                 
     
-        <li class="chapter " data-level="8.2.1" 
data-path="../regression/kddcup12tr2_dataset.html">
+        <li class="chapter " data-level="8.3.1" 
data-path="../regression/kddcup12tr2_dataset.html">
             
                 <a href="../regression/kddcup12tr2_dataset.html">
             
                     
-                        <b>8.2.1.</b>
+                        <b>8.3.1.</b>
                     
                     Data preparation
             
@@ -1405,12 +1441,12 @@
             
         </li>
     
-        <li class="chapter " data-level="8.2.2" 
data-path="../regression/kddcup12tr2_lr.html">
+        <li class="chapter " data-level="8.3.2" 
data-path="../regression/kddcup12tr2_lr.html">
             
                 <a href="../regression/kddcup12tr2_lr.html">
             
                     
-                        <b>8.2.2.</b>
+                        <b>8.3.2.</b>
                     
                     Logistic Regression, Passive Aggressive
             
@@ -1420,12 +1456,12 @@
             
         </li>
     
-        <li class="chapter " data-level="8.2.3" 
data-path="../regression/kddcup12tr2_lr_amplify.html">
+        <li class="chapter " data-level="8.3.3" 
data-path="../regression/kddcup12tr2_lr_amplify.html">
             
                 <a href="../regression/kddcup12tr2_lr_amplify.html">
             
                     
-                        <b>8.2.3.</b>
+                        <b>8.3.3.</b>
                     
                     Logistic Regression with Amplifier
             
@@ -1435,12 +1471,12 @@
             
         </li>
     
-        <li class="chapter " data-level="8.2.4" 
data-path="../regression/kddcup12tr2_adagrad.html">
+        <li class="chapter " data-level="8.3.4" 
data-path="../regression/kddcup12tr2_adagrad.html">
             
                 <a href="../regression/kddcup12tr2_adagrad.html">
             
                     
-                        <b>8.2.4.</b>
+                        <b>8.3.4.</b>
                     
                     AdaGrad, AdaDelta
             
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 </div>

http://git-wip-us.apache.org/repos/asf/incubator-hivemall-site/blob/ba518dab/userguide/binaryclass/general.html
----------------------------------------------------------------------
diff --git a/userguide/binaryclass/general.html 
b/userguide/binaryclass/general.html
index 60d6d51..7917c9d 100644
--- a/userguide/binaryclass/general.html
+++ b/userguide/binaryclass/general.html
@@ -100,7 +100,7 @@
     <link rel="next" href="a9a.html" />
     
     
-    <link rel="prev" href="../regression/general.html" />
+    <link rel="prev" href="../misc/prediction.html" />
     
 
     </head>
@@ -598,14 +598,30 @@
             
         </li>
     
-        <li class="chapter " data-level="3.5" 
data-path="../ft_engineering/tfidf.html">
+        <li class="chapter " data-level="3.5" 
data-path="../ft_engineering/pairing.html">
             
-                <a href="../ft_engineering/tfidf.html">
+                <a href="../ft_engineering/pairing.html">
             
                     
                         <b>3.5.</b>
                     
-                    TF-IDF Calculation
+                    FEATURE PAIRING
+            
+                </a>
+            
+
+            
+            <ul class="articles">
+                
+    
+        <li class="chapter " data-level="3.5.1" 
data-path="../ft_engineering/polynomial.html">
+            
+                <a href="../ft_engineering/polynomial.html">
+            
+                    
+                        <b>3.5.1.</b>
+                    
+                    Polynomial Features
             
                 </a>
             
@@ -613,6 +629,11 @@
             
         </li>
     
+
+            </ul>
+            
+        </li>
+    
         <li class="chapter " data-level="3.6" 
data-path="../ft_engineering/ft_trans.html">
             
                 <a href="../ft_engineering/ft_trans.html">
@@ -664,6 +685,21 @@
             
         </li>
     
+        <li class="chapter " data-level="3.7" 
data-path="../ft_engineering/tfidf.html">
+            
+                <a href="../ft_engineering/tfidf.html">
+            
+                    
+                        <b>3.7.</b>
+                    
+                    TF-IDF Calculation
+            
+                </a>
+            
+
+            
+        </li>
+    
 
     
         
@@ -761,7 +797,7 @@
 
     
         
-        <li class="header">Part V - Prediction</li>
+        <li class="header">Part V - Supervised Learning</li>
         
         
     
@@ -780,27 +816,19 @@
             
         </li>
     
-        <li class="chapter " data-level="5.2" 
data-path="../regression/general.html">
-            
-                <a href="../regression/general.html">
-            
-                    
-                        <b>5.2.</b>
-                    
-                    Regression
-            
-                </a>
-            
 
-            
-        </li>
     
-        <li class="chapter active" data-level="5.3" data-path="general.html">
+        
+        <li class="header">Part VI - Binary classification</li>
+        
+        
+    
+        <li class="chapter active" data-level="6.1" data-path="general.html">
             
                 <a href="general.html">
             
                     
-                        <b>5.3.</b>
+                        <b>6.1.</b>
                     
                     Binary Classification
             
@@ -810,21 +838,14 @@
             
         </li>
     
-
-    
-        
-        <li class="header">Part VI - Binary classification tutorials</li>
-        
-        
-    
-        <li class="chapter " data-level="6.1" data-path="a9a.html">
+        <li class="chapter " data-level="6.2" data-path="a9a.html">
             
                 <a href="a9a.html">
             
                     
-                        <b>6.1.</b>
+                        <b>6.2.</b>
                     
-                    a9a
+                    a9a tutorial
             
                 </a>
             
@@ -833,12 +854,12 @@
             <ul class="articles">
                 
     
-        <li class="chapter " data-level="6.1.1" data-path="a9a_dataset.html">
+        <li class="chapter " data-level="6.2.1" data-path="a9a_dataset.html">
             
                 <a href="a9a_dataset.html">
             
                     
-                        <b>6.1.1.</b>
+                        <b>6.2.1.</b>
                     
                     Data preparation
             
@@ -848,12 +869,12 @@
             
         </li>
     
-        <li class="chapter " data-level="6.1.2" data-path="a9a_lr.html">
+        <li class="chapter " data-level="6.2.2" data-path="a9a_lr.html">
             
                 <a href="a9a_lr.html">
             
                     
-                        <b>6.1.2.</b>
+                        <b>6.2.2.</b>
                     
                     Logistic Regression
             
@@ -863,12 +884,12 @@
             
         </li>
     
-        <li class="chapter " data-level="6.1.3" data-path="a9a_minibatch.html">
+        <li class="chapter " data-level="6.2.3" data-path="a9a_minibatch.html">
             
                 <a href="a9a_minibatch.html">
             
                     
-                        <b>6.1.3.</b>
+                        <b>6.2.3.</b>
                     
                     Mini-batch Gradient Descent
             
@@ -883,14 +904,14 @@
             
         </li>
     
-        <li class="chapter " data-level="6.2" data-path="news20.html">
+        <li class="chapter " data-level="6.3" data-path="news20.html">
             
                 <a href="news20.html">
             
                     
-                        <b>6.2.</b>
+                        <b>6.3.</b>
                     
-                    News20
+                    News20 tutorial
             
                 </a>
             
@@ -899,12 +920,12 @@
             <ul class="articles">
                 
     
-        <li class="chapter " data-level="6.2.1" 
data-path="news20_dataset.html">
+        <li class="chapter " data-level="6.3.1" 
data-path="news20_dataset.html">
             
                 <a href="news20_dataset.html">
             
                     
-                        <b>6.2.1.</b>
+                        <b>6.3.1.</b>
                     
                     Data preparation
             
@@ -914,12 +935,12 @@
             
         </li>
     
-        <li class="chapter " data-level="6.2.2" data-path="news20_pa.html">
+        <li class="chapter " data-level="6.3.2" data-path="news20_pa.html">
             
                 <a href="news20_pa.html">
             
                     
-                        <b>6.2.2.</b>
+                        <b>6.3.2.</b>
                     
                     Perceptron, Passive Aggressive
             
@@ -929,12 +950,12 @@
             
         </li>
     
-        <li class="chapter " data-level="6.2.3" data-path="news20_scw.html">
+        <li class="chapter " data-level="6.3.3" data-path="news20_scw.html">
             
                 <a href="news20_scw.html">
             
                     
-                        <b>6.2.3.</b>
+                        <b>6.3.3.</b>
                     
                     CW, AROW, SCW
             
@@ -944,12 +965,12 @@
             
         </li>
     
-        <li class="chapter " data-level="6.2.4" 
data-path="news20_adagrad.html">
+        <li class="chapter " data-level="6.3.4" 
data-path="news20_adagrad.html">
             
                 <a href="news20_adagrad.html">
             
                     
-                        <b>6.2.4.</b>
+                        <b>6.3.4.</b>
                     
                     AdaGradRDA, AdaGrad, AdaDelta
             
@@ -964,14 +985,14 @@
             
         </li>
     
-        <li class="chapter " data-level="6.3" data-path="kdd2010a.html">
+        <li class="chapter " data-level="6.4" data-path="kdd2010a.html">
             
                 <a href="kdd2010a.html">
             
                     
-                        <b>6.3.</b>
+                        <b>6.4.</b>
                     
-                    KDD2010a
+                    KDD2010a tutorial
             
                 </a>
             
@@ -980,12 +1001,12 @@
             <ul class="articles">
                 
     
-        <li class="chapter " data-level="6.3.1" 
data-path="kdd2010a_dataset.html">
+        <li class="chapter " data-level="6.4.1" 
data-path="kdd2010a_dataset.html">
             
                 <a href="kdd2010a_dataset.html">
             
                     
-                        <b>6.3.1.</b>
+                        <b>6.4.1.</b>
                     
                     Data preparation
             
@@ -995,12 +1016,12 @@
             
         </li>
     
-        <li class="chapter " data-level="6.3.2" data-path="kdd2010a_scw.html">
+        <li class="chapter " data-level="6.4.2" data-path="kdd2010a_scw.html">
             
                 <a href="kdd2010a_scw.html">
             
                     
-                        <b>6.3.2.</b>
+                        <b>6.4.2.</b>
                     
                     PA, CW, AROW, SCW
             
@@ -1015,14 +1036,14 @@
             
         </li>
     
-        <li class="chapter " data-level="6.4" data-path="kdd2010b.html">
+        <li class="chapter " data-level="6.5" data-path="kdd2010b.html">
             
                 <a href="kdd2010b.html">
             
                     
-                        <b>6.4.</b>
+                        <b>6.5.</b>
                     
-                    KDD2010b
+                    KDD2010b tutorial
             
                 </a>
             
@@ -1031,12 +1052,12 @@
             <ul class="articles">
                 
     
-        <li class="chapter " data-level="6.4.1" 
data-path="kdd2010b_dataset.html">
+        <li class="chapter " data-level="6.5.1" 
data-path="kdd2010b_dataset.html">
             
                 <a href="kdd2010b_dataset.html">
             
                     
-                        <b>6.4.1.</b>
+                        <b>6.5.1.</b>
                     
                     Data preparation
             
@@ -1046,12 +1067,12 @@
             
         </li>
     
-        <li class="chapter " data-level="6.4.2" data-path="kdd2010b_arow.html">
+        <li class="chapter " data-level="6.5.2" data-path="kdd2010b_arow.html">
             
                 <a href="kdd2010b_arow.html">
             
                     
-                        <b>6.4.2.</b>
+                        <b>6.5.2.</b>
                     
                     AROW
             
@@ -1066,14 +1087,14 @@
             
         </li>
     
-        <li class="chapter " data-level="6.5" data-path="webspam.html">
+        <li class="chapter " data-level="6.6" data-path="webspam.html">
             
                 <a href="webspam.html">
             
                     
-                        <b>6.5.</b>
+                        <b>6.6.</b>
                     
-                    Webspam
+                    Webspam tutorial
             
                 </a>
             
@@ -1082,12 +1103,12 @@
             <ul class="articles">
                 
     
-        <li class="chapter " data-level="6.5.1" 
data-path="webspam_dataset.html">
+        <li class="chapter " data-level="6.6.1" 
data-path="webspam_dataset.html">
             
                 <a href="webspam_dataset.html">
             
                     
-                        <b>6.5.1.</b>
+                        <b>6.6.1.</b>
                     
                     Data pareparation
             
@@ -1097,12 +1118,12 @@
             
         </li>
     
-        <li class="chapter " data-level="6.5.2" data-path="webspam_scw.html">
+        <li class="chapter " data-level="6.6.2" data-path="webspam_scw.html">
             
                 <a href="webspam_scw.html">
             
                     
-                        <b>6.5.2.</b>
+                        <b>6.6.2.</b>
                     
                     PA1, AROW, SCW
             
@@ -1117,14 +1138,14 @@
             
         </li>
     
-        <li class="chapter " data-level="6.6" data-path="titanic_rf.html">
+        <li class="chapter " data-level="6.7" data-path="titanic_rf.html">
             
                 <a href="titanic_rf.html">
             
                     
-                        <b>6.6.</b>
+                        <b>6.7.</b>
                     
-                    Kaggle Titanic
+                    Kaggle Titanic tutorial
             
                 </a>
             
@@ -1135,7 +1156,7 @@
 
     
         
-        <li class="header">Part VII - Multiclass classification tutorials</li>
+        <li class="header">Part VII - Multiclass classification</li>
         
         
     
@@ -1146,7 +1167,7 @@
                     
                         <b>7.1.</b>
                     
-                    News20 Multiclass
+                    News20 Multiclass tutorial
             
                 </a>
             
@@ -1257,7 +1278,7 @@
                     
                         <b>7.2.</b>
                     
-                    Iris
+                    Iris tutorial
             
                 </a>
             
@@ -1319,18 +1340,33 @@
 
     
         
-        <li class="header">Part VIII - Regression tutorials</li>
+        <li class="header">Part VIII - Regression</li>
         
         
     
-        <li class="chapter " data-level="8.1" 
data-path="../regression/e2006.html">
+        <li class="chapter " data-level="8.1" 
data-path="../regression/general.html">
             
-                <a href="../regression/e2006.html">
+                <a href="../regression/general.html">
             
                     
                         <b>8.1.</b>
                     
-                    E2006-tfidf regression
+                    Regression
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="8.2" 
data-path="../regression/e2006.html">
+            
+                <a href="../regression/e2006.html">
+            
+                    
+                        <b>8.2.</b>
+                    
+                    E2006-tfidf regression tutorial
             
                 </a>
             
@@ -1339,12 +1375,12 @@
             <ul class="articles">
                 
     
-        <li class="chapter " data-level="8.1.1" 
data-path="../regression/e2006_dataset.html">
+        <li class="chapter " data-level="8.2.1" 
data-path="../regression/e2006_dataset.html">
             
                 <a href="../regression/e2006_dataset.html">
             
                     
-                        <b>8.1.1.</b>
+                        <b>8.2.1.</b>
                     
                     Data preparation
             
@@ -1354,12 +1390,12 @@
             
         </li>
     
-        <li class="chapter " data-level="8.1.2" 
data-path="../regression/e2006_arow.html">
+        <li class="chapter " data-level="8.2.2" 
data-path="../regression/e2006_arow.html">
             
                 <a href="../regression/e2006_arow.html">
             
                     
-                        <b>8.1.2.</b>
+                        <b>8.2.2.</b>
                     
                     Passive Aggressive, AROW
             
@@ -1374,14 +1410,14 @@
             
         </li>
     
-        <li class="chapter " data-level="8.2" 
data-path="../regression/kddcup12tr2.html">
+        <li class="chapter " data-level="8.3" 
data-path="../regression/kddcup12tr2.html">
             
                 <a href="../regression/kddcup12tr2.html">
             
                     
-                        <b>8.2.</b>
+                        <b>8.3.</b>
                     
-                    KDDCup 2012 track 2 CTR prediction
+                    KDDCup 2012 track 2 CTR prediction tutorial
             
                 </a>
             
@@ -1390,12 +1426,12 @@
             <ul class="articles">
                 
     
-        <li class="chapter " data-level="8.2.1" 
data-path="../regression/kddcup12tr2_dataset.html">
+        <li class="chapter " data-level="8.3.1" 
data-path="../regression/kddcup12tr2_dataset.html">
             
                 <a href="../regression/kddcup12tr2_dataset.html">
             
                     
-                        <b>8.2.1.</b>
+                        <b>8.3.1.</b>
                     
                     Data preparation
             
@@ -1405,12 +1441,12 @@
             
         </li>
     
-        <li class="chapter " data-level="8.2.2" 
data-path="../regression/kddcup12tr2_lr.html">
+        <li class="chapter " data-level="8.3.2" 
data-path="../regression/kddcup12tr2_lr.html">
             
                 <a href="../regression/kddcup12tr2_lr.html">
             
                     
-                        <b>8.2.2.</b>
+                        <b>8.3.2.</b>
                     
                     Logistic Regression, Passive Aggressive
             
@@ -1420,12 +1456,12 @@
             
         </li>
     
-        <li class="chapter " data-level="8.2.3" 
data-path="../regression/kddcup12tr2_lr_amplify.html">
+        <li class="chapter " data-level="8.3.3" 
data-path="../regression/kddcup12tr2_lr_amplify.html">
             
                 <a href="../regression/kddcup12tr2_lr_amplify.html">
             
                     
-                        <b>8.2.3.</b>
+                        <b>8.3.3.</b>
                     
                     Logistic Regression with Amplifier
             
@@ -1435,12 +1471,12 @@
             
         </li>
     
-        <li class="chapter " data-level="8.2.4" 
data-path="../regression/kddcup12tr2_adagrad.html">
+        <li class="chapter " data-level="8.3.4" 
data-path="../regression/kddcup12tr2_adagrad.html">
             
                 <a href="../regression/kddcup12tr2_adagrad.html">
             
                     
-                        <b>8.2.4.</b>
+                        <b>8.3.4.</b>
                     
                     AdaGrad, AdaDelta
             
@@ -2110,6 +2146,7 @@
  ) t
 <span class="hljs-keyword">group</span> <span class="hljs-keyword">by</span> 
feature;
 </code></pre>
+<div class="panel panel-primary"><div class="panel-heading"><h3 
class="panel-title" id="note"><i class="fa fa-edit"></i> Note</h3></div><div 
class="panel-body"><p><code>-total_steps</code> option is an optional parameter 
and training works without it.</p></div></div>
 <h1 id="prediction--evaluation">Prediction &amp; evaluation</h1>
 <pre><code class="lang-sql">WITH test_exploded as (
   <span class="hljs-keyword">select</span>
@@ -2124,7 +2161,7 @@ predict <span class="hljs-keyword">as</span> (
   <span class="hljs-keyword">select</span>
     t.<span class="hljs-keyword">rowid</span>,
     sigmoid(<span class="hljs-keyword">sum</span>(m.weight * t.<span 
class="hljs-keyword">value</span>)) <span class="hljs-keyword">as</span> prob,
-    <span class="hljs-keyword">CAST</span>((<span 
class="hljs-keyword">case</span> <span class="hljs-keyword">when</span> 
sigmoid(<span class="hljs-keyword">sum</span>(m.weight * t.<span 
class="hljs-keyword">value</span>)) &gt;= <span class="hljs-number">0.5</span> 
<span class="hljs-keyword">then</span> <span class="hljs-number">1.0</span> 
<span class="hljs-keyword">else</span> <span class="hljs-number">0.0</span> 
<span class="hljs-keyword">end</span>) <span class="hljs-keyword">as</span> 
<span class="hljs-built_in">FLOAT</span>) <span class="hljs-keyword">as</span> 
label
+    (<span class="hljs-keyword">case</span> <span 
class="hljs-keyword">when</span> sigmoid(<span 
class="hljs-keyword">sum</span>(m.weight * t.<span 
class="hljs-keyword">value</span>)) &gt;= <span class="hljs-number">0.5</span> 
<span class="hljs-keyword">then</span> <span class="hljs-number">1.0</span> 
<span class="hljs-keyword">else</span> <span class="hljs-number">0.0</span> 
<span class="hljs-keyword">end</span>)<span class="hljs-keyword">as</span> label
   <span class="hljs-keyword">from</span>
     test_exploded t <span class="hljs-keyword">LEFT</span> <span 
class="hljs-keyword">OUTER</span> <span class="hljs-keyword">JOIN</span>
     classification_model m <span class="hljs-keyword">ON</span> (t.feature = 
m.feature)
@@ -2229,7 +2266,7 @@ Apache Hivemall is an effort undergoing incubation at The 
Apache Software Founda
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http://git-wip-us.apache.org/repos/asf/incubator-hivemall-site/blob/ba518dab/userguide/binaryclass/kdd2010a.html
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diff --git a/userguide/binaryclass/kdd2010a.html 
b/userguide/binaryclass/kdd2010a.html
index 39aa385..29fd49b 100644
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     <head>
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         <meta content="text/html; charset=utf-8" http-equiv="Content-Type">
-        <title>KDD2010a · Hivemall User Manual</title>
+        <title>KDD2010a tutorial · Hivemall User Manual</title>
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@@ -598,14 +598,30 @@
             
         </li>
     
-        <li class="chapter " data-level="3.5" 
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data-path="../ft_engineering/pairing.html">
             
-                <a href="../ft_engineering/tfidf.html">
+                <a href="../ft_engineering/pairing.html">
             
                     
                         <b>3.5.</b>
                     
-                    TF-IDF Calculation
+                    FEATURE PAIRING
+            
+                </a>
+            
+
+            
+            <ul class="articles">
+                
+    
+        <li class="chapter " data-level="3.5.1" 
data-path="../ft_engineering/polynomial.html">
+            
+                <a href="../ft_engineering/polynomial.html">
+            
+                    
+                        <b>3.5.1.</b>
+                    
+                    Polynomial Features
             
                 </a>
             
@@ -613,6 +629,11 @@
             
         </li>
     
+
+            </ul>
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@@ -664,6 +685,21 @@
             
         </li>
     
+        <li class="chapter " data-level="3.7" 
data-path="../ft_engineering/tfidf.html">
+            
+                <a href="../ft_engineering/tfidf.html">
+            
+                    
+                        <b>3.7.</b>
+                    
+                    TF-IDF Calculation
+            
+                </a>
+            
+
+            
+        </li>
+    
 
     
         
@@ -761,7 +797,7 @@
 
     
         
-        <li class="header">Part V - Prediction</li>
+        <li class="header">Part V - Supervised Learning</li>
         
         
     
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         </li>
     
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data-path="../regression/general.html">
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-                    
-                        <b>5.2.</b>
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-                    Regression
-            
-                </a>
-            
 
-            
-        </li>
     
-        <li class="chapter " data-level="5.3" data-path="general.html">
+        
+        <li class="header">Part VI - Binary classification</li>
+        
+        
+    
+        <li class="chapter " data-level="6.1" data-path="general.html">
             
                 <a href="general.html">
             
                     
-                        <b>5.3.</b>
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                     Binary Classification
             
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-        
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                 <a href="a9a.html">
             
                     
-                        <b>6.1.</b>
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-                    a9a
+                    a9a tutorial
             
                 </a>
             
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             <ul class="articles">
                 
     
-        <li class="chapter " data-level="6.1.1" data-path="a9a_dataset.html">
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                 <a href="a9a_dataset.html">
             
                     
-                        <b>6.1.1.</b>
+                        <b>6.2.1.</b>
                     
                     Data preparation
             
@@ -848,12 +869,12 @@
             
         </li>
     
-        <li class="chapter " data-level="6.1.2" data-path="a9a_lr.html">
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                 <a href="a9a_lr.html">
             
                     
-                        <b>6.1.2.</b>
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                     Logistic Regression
             
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         </li>
     
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                 <a href="a9a_minibatch.html">
             
                     
-                        <b>6.1.3.</b>
+                        <b>6.2.3.</b>
                     
                     Mini-batch Gradient Descent
             
@@ -883,14 +904,14 @@
             
         </li>
     
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                 <a href="news20.html">
             
                     
-                        <b>6.2.</b>
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data-path="news20_dataset.html">
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                 <a href="news20_dataset.html">
             
                     
-                        <b>6.2.1.</b>
+                        <b>6.3.1.</b>
                     
                     Data preparation
             
@@ -914,12 +935,12 @@
             
         </li>
     
-        <li class="chapter " data-level="6.2.2" data-path="news20_pa.html">
+        <li class="chapter " data-level="6.3.2" data-path="news20_pa.html">
             
                 <a href="news20_pa.html">
             
                     
-                        <b>6.2.2.</b>
+                        <b>6.3.2.</b>
                     
                     Perceptron, Passive Aggressive
             
@@ -929,12 +950,12 @@
             
         </li>
     
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                 <a href="news20_scw.html">
             
                     
-                        <b>6.2.3.</b>
+                        <b>6.3.3.</b>
                     
                     CW, AROW, SCW
             
@@ -944,12 +965,12 @@
             
         </li>
     
-        <li class="chapter " data-level="6.2.4" 
data-path="news20_adagrad.html">
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data-path="news20_adagrad.html">
             
                 <a href="news20_adagrad.html">
             
                     
-                        <b>6.2.4.</b>
+                        <b>6.3.4.</b>
                     
                     AdaGradRDA, AdaGrad, AdaDelta
             
@@ -964,14 +985,14 @@
             
         </li>
     
-        <li class="chapter active" data-level="6.3" data-path="kdd2010a.html">
+        <li class="chapter active" data-level="6.4" data-path="kdd2010a.html">
             
                 <a href="kdd2010a.html">
             
                     
-                        <b>6.3.</b>
+                        <b>6.4.</b>
                     
-                    KDD2010a
+                    KDD2010a tutorial
             
                 </a>
             
@@ -980,12 +1001,12 @@
             <ul class="articles">
                 
     
-        <li class="chapter " data-level="6.3.1" 
data-path="kdd2010a_dataset.html">
+        <li class="chapter " data-level="6.4.1" 
data-path="kdd2010a_dataset.html">
             
                 <a href="kdd2010a_dataset.html">
             
                     
-                        <b>6.3.1.</b>
+                        <b>6.4.1.</b>
                     
                     Data preparation
             
@@ -995,12 +1016,12 @@
             
         </li>
     
-        <li class="chapter " data-level="6.3.2" data-path="kdd2010a_scw.html">
+        <li class="chapter " data-level="6.4.2" data-path="kdd2010a_scw.html">
             
                 <a href="kdd2010a_scw.html">
             
                     
-                        <b>6.3.2.</b>
+                        <b>6.4.2.</b>
                     
                     PA, CW, AROW, SCW
             
@@ -1015,14 +1036,14 @@
             
         </li>
     
-        <li class="chapter " data-level="6.4" data-path="kdd2010b.html">
+        <li class="chapter " data-level="6.5" data-path="kdd2010b.html">
             
                 <a href="kdd2010b.html">
             
                     
-                        <b>6.4.</b>
+                        <b>6.5.</b>
                     
-                    KDD2010b
+                    KDD2010b tutorial
             
                 </a>
             
@@ -1031,12 +1052,12 @@
             <ul class="articles">
                 
     
-        <li class="chapter " data-level="6.4.1" 
data-path="kdd2010b_dataset.html">
+        <li class="chapter " data-level="6.5.1" 
data-path="kdd2010b_dataset.html">
             
                 <a href="kdd2010b_dataset.html">
             
                     
-                        <b>6.4.1.</b>
+                        <b>6.5.1.</b>
                     
                     Data preparation
             
@@ -1046,12 +1067,12 @@
             
         </li>
     
-        <li class="chapter " data-level="6.4.2" data-path="kdd2010b_arow.html">
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                 <a href="kdd2010b_arow.html">
             
                     
-                        <b>6.4.2.</b>
+                        <b>6.5.2.</b>
                     
                     AROW
             
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         </li>
     
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-                        <b>6.5.</b>
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-        <li class="chapter " data-level="6.5.1" 
data-path="webspam_dataset.html">
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data-path="webspam_dataset.html">
             
                 <a href="webspam_dataset.html">
             
                     
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                     Data pareparation
             
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                 <a href="titanic_rf.html">
             
                     
-                        <b>6.6.</b>
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-                    Kaggle Titanic
+                    Kaggle Titanic tutorial
             
                 </a>
             
@@ -1135,7 +1156,7 @@
 
     
         
-        <li class="header">Part VII - Multiclass classification tutorials</li>
+        <li class="header">Part VII - Multiclass classification</li>
         
         
     
@@ -1146,7 +1167,7 @@
                     
                         <b>7.1.</b>
                     
-                    News20 Multiclass
+                    News20 Multiclass tutorial
             
                 </a>
             
@@ -1257,7 +1278,7 @@
                     
                         <b>7.2.</b>
                     
-                    Iris
+                    Iris tutorial
             
                 </a>
             
@@ -1319,18 +1340,33 @@
 
     
         
-        <li class="header">Part VIII - Regression tutorials</li>
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data-path="../regression/e2006.html">
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data-path="../regression/general.html">
             
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+                <a href="../regression/general.html">
             
                     
                         <b>8.1.</b>
                     
-                    E2006-tfidf regression
+                    Regression
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="8.2" 
data-path="../regression/e2006.html">
+            
+                <a href="../regression/e2006.html">
+            
+                    
+                        <b>8.2.</b>
+                    
+                    E2006-tfidf regression tutorial
             
                 </a>
             
@@ -1339,12 +1375,12 @@
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data-path="../regression/e2006_dataset.html">
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                 <a href="../regression/e2006_dataset.html">
             
                     
-                        <b>8.1.1.</b>
+                        <b>8.2.1.</b>
                     
                     Data preparation
             
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         </li>
     
-        <li class="chapter " data-level="8.1.2" 
data-path="../regression/e2006_arow.html">
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                 <a href="../regression/e2006_arow.html">
             
                     
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                     Passive Aggressive, AROW
             
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                 <a href="../regression/kddcup12tr2.html">
             
                     
-                        <b>8.2.</b>
+                        <b>8.3.</b>
                     
-                    KDDCup 2012 track 2 CTR prediction
+                    KDDCup 2012 track 2 CTR prediction tutorial
             
                 </a>
             
@@ -1390,12 +1426,12 @@
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data-path="../regression/kddcup12tr2_dataset.html">
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data-path="../regression/kddcup12tr2_dataset.html">
             
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-                        <b>8.2.1.</b>
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                     Data preparation
             
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                     Logistic Regression, Passive Aggressive
             
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