Github user mengxr commented on a diff in the pull request:
https://github.com/apache/spark/pull/18#discussion_r11456781
--- Diff: mllib/src/main/scala/org/apache/spark/mllib/util/MLUtils.scala ---
@@ -22,8 +22,18 @@ import breeze.linalg.{Vector => BV, DenseVector => BDV,
SparseVector => BSV,
import org.apache.spark.SparkContext
import org.apache.spark.rdd.RDD
+import scala.reflect.ClassTag
+
+import org.apache.spark.SparkContext
+import org.apache.spark.rdd.RDD
+import org.apache.spark.rdd.PartitionwiseSampledRDD
+import org.apache.spark.SparkContext._
+import org.apache.spark.util.random.BernoulliSampler
+
+import org.jblas.DoubleMatrix
import org.apache.spark.mllib.regression.LabeledPoint
import org.apache.spark.mllib.linalg.{Vector, Vectors}
+import org.apache.spark.mllib.regression.RegressionModel
--- End diff --
remove unused imports
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