[jira] [Updated] (SPARK-7423) spark.ml Classifier predict should not convert vectors to dense format
[ https://issues.apache.org/jira/browse/SPARK-7423?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xiangrui Meng updated SPARK-7423: - Target Version/s: 1.5.0 spark.ml Classifier predict should not convert vectors to dense format -- Key: SPARK-7423 URL: https://issues.apache.org/jira/browse/SPARK-7423 Project: Spark Issue Type: Improvement Components: ML Reporter: Joseph K. Bradley Assignee: George Dittmar Priority: Minor Labels: starter Fix For: 1.5.0 spark.ml.classification.ClassificationModel and ProbabilisticClassificationModel both use DenseVector.argmax to implement prediction (computing the prediction from the rawPrediction or probability Vectors). It would be best to implement argmax for Vector and SparseVector and use Vector.argmax, rather than converting Vectors to dense format. -- 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
[jira] [Updated] (SPARK-7423) spark.ml Classifier predict should not convert vectors to dense format
[ https://issues.apache.org/jira/browse/SPARK-7423?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xiangrui Meng updated SPARK-7423: - Assignee: George Dittmar spark.ml Classifier predict should not convert vectors to dense format -- Key: SPARK-7423 URL: https://issues.apache.org/jira/browse/SPARK-7423 Project: Spark Issue Type: Improvement Components: ML Reporter: Joseph K. Bradley Assignee: George Dittmar Priority: Minor Labels: starter Fix For: 1.5.0 spark.ml.classification.ClassificationModel and ProbabilisticClassificationModel both use DenseVector.argmax to implement prediction (computing the prediction from the rawPrediction or probability Vectors). It would be best to implement argmax for Vector and SparseVector and use Vector.argmax, rather than converting Vectors to dense format. -- 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