[jira] [Updated] (SPARK-12869) Optimize conversion from BlockMatrix to IndexedRowMatrix
[ https://issues.apache.org/jira/browse/SPARK-12869?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xiangrui Meng updated SPARK-12869: -- Assignee: Fokko Driesprong > Optimize conversion from BlockMatrix to IndexedRowMatrix > > > Key: SPARK-12869 > URL: https://issues.apache.org/jira/browse/SPARK-12869 > Project: Spark > Issue Type: Improvement > Components: MLlib >Affects Versions: 1.6.0 >Reporter: Fokko Driesprong >Assignee: Fokko Driesprong >Priority: Minor > Original Estimate: 48h > Remaining Estimate: 48h > > In the current implementation of the BlockMatrix, the conversion to the > IndexedRowMatrix is done by converting it to a CoordinateMatrix first. This > is somewhat ok when the matrix is very sparse, but for dense matrices this is > very inefficient. -- 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-12869) Optimize conversion from BlockMatrix to IndexedRowMatrix
[ https://issues.apache.org/jira/browse/SPARK-12869?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xiangrui Meng updated SPARK-12869: -- Shepherd: Xiangrui Meng Target Version/s: 2.0.0 > Optimize conversion from BlockMatrix to IndexedRowMatrix > > > Key: SPARK-12869 > URL: https://issues.apache.org/jira/browse/SPARK-12869 > Project: Spark > Issue Type: Improvement > Components: MLlib >Affects Versions: 1.6.0 >Reporter: Fokko Driesprong >Assignee: Fokko Driesprong >Priority: Minor > Original Estimate: 48h > Remaining Estimate: 48h > > In the current implementation of the BlockMatrix, the conversion to the > IndexedRowMatrix is done by converting it to a CoordinateMatrix first. This > is somewhat ok when the matrix is very sparse, but for dense matrices this is > very inefficient. -- 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-12869) Optimize conversion from BlockMatrix to IndexedRowMatrix
[ https://issues.apache.org/jira/browse/SPARK-12869?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Sean Owen updated SPARK-12869: -- Flags: (was: Patch) Target Version/s: (was: 1.6.1) Priority: Minor (was: Major) Fix Version/s: (was: 1.6.1) [~Fokko] don't set fix/target version > Optimize conversion from BlockMatrix to IndexedRowMatrix > > > Key: SPARK-12869 > URL: https://issues.apache.org/jira/browse/SPARK-12869 > Project: Spark > Issue Type: Improvement > Components: MLlib >Affects Versions: 1.6.0 >Reporter: Fokko Driesprong >Priority: Minor > Original Estimate: 48h > Remaining Estimate: 48h > > In the current implementation of the BlockMatrix, the conversion to the > IndexedRowMatrix is done by converting it to a CoordinateMatrix first. This > is somewhat ok when the matrix is very sparse, but for dense matrices this is > very inefficient. -- 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-12869) Optimize conversion from BlockMatrix to IndexedRowMatrix
[ https://issues.apache.org/jira/browse/SPARK-12869?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Fokko Driesprong updated SPARK-12869: - Flags: Patch Affects Version/s: 1.6.0 Target Version/s: 1.6.1 Fix Version/s: 1.6.1 > Optimize conversion from BlockMatrix to IndexedRowMatrix > > > Key: SPARK-12869 > URL: https://issues.apache.org/jira/browse/SPARK-12869 > Project: Spark > Issue Type: Improvement > Components: MLlib >Affects Versions: 1.6.0 >Reporter: Fokko Driesprong > Fix For: 1.6.1 > > Original Estimate: 48h > Remaining Estimate: 48h > > In the current implementation of the BlockMatrix, the conversion to the > IndexedRowMatrix is done by converting it to a CoordinateMatrix first. This > is somewhat ok when the matrix is very sparse, but for dense matrices this is > very inefficient. -- 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