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Apache Spark commented on SPARK-10736: -------------------------------------- User 'yanboliang' has created a pull request for this issue: https://github.com/apache/spark/pull/8937 > Use 1 for all ratings if $(ratingCol) = "" > ------------------------------------------ > > Key: SPARK-10736 > URL: https://issues.apache.org/jira/browse/SPARK-10736 > Project: Spark > Issue Type: Improvement > Components: ML > Affects Versions: 1.6.0 > Reporter: Xiangrui Meng > Priority: Minor > > For some implicit dataset, ratings may not exist in the training data. In > this case, we can assume all observed pairs to be positive and treat their > ratings as 1. This should happen when users set ratingCol to an empty string. -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org