Spark MLlib ALS Apache Spark collaborative filtering Apache Spark collaborative filtering explicit and implicit feedback alternating least squares (ALS) spark.mllib Spark MLlib collaborative filtering Spark Spark MLlib mllib-collaborative-filtering MLlib - Collaborative Filtering Apache Spark API for collaborative filtering Spark MLlib Collaborative Filtering – RDD-based API. ALS Collaborative Filtering collaborative filtering Alternating Least Squares Scala/Java APIs also available Alternating Least Squares Spark Collaborative filtering Collaborative Filtering Spark documentation Apache SPARK’s MLlib Spark MLlib Spark MLlib