apache/incubator-spark — pull request #328 by falaki (2014-01-03 23:40:10+00:00)
Title: SPARK-1012: DAGScheduler Exception Fix

Added a predict method to MatrixFactorizationModel to enable bulk prediction. This method takes and RDD[(Int, Int)] of users and products and return an RDD with a Rating element per each element in the input RDD.