Mahout
  1. Mahout
  2. MAHOUT-744

SparseMatrix should iterate over rows sparsely

    Details

    • Type: Improvement Improvement
    • Status: Closed
    • Priority: Major Major
    • Resolution: Fixed
    • Affects Version/s: 0.5
    • Fix Version/s: 0.6
    • Component/s: Math
    • Labels:

      Description

      iterate() ought to iterate over rows that exist only, not every row (that's the job of iterateAll()).

        Activity

        Transition Time In Source Status Execution Times Last Executer Last Execution Date
        Open Open Patch Available Patch Available
        39s 1 Sean Owen 27/Jun/11 12:00
        Patch Available Patch Available Resolved Resolved
        5h 9m 1 Sean Owen 27/Jun/11 17:09
        Resolved Resolved Closed Closed
        226d 21h 51m 1 Sean Owen 09/Feb/12 14:00
        Sean Owen made changes -
        Status Resolved [ 5 ] Closed [ 6 ]
        Hide
        Hudson added a comment -

        Integrated in Mahout-Quality #910 (See https://builds.apache.org/job/Mahout-Quality/910/)
        MAHOUT-744 iterate over SparseMatrix rows sparse-ly in iterate()

        srowen : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1140224
        Files :

        • /mahout/trunk/core/src/test/java/org/apache/mahout/math/hadoop/TestDistributedRowMatrix.java
        • /mahout/trunk/math/src/main/java/org/apache/mahout/math/AbstractMatrix.java
        • /mahout/trunk/math/src/main/java/org/apache/mahout/math/SparseMatrix.java
        Show
        Hudson added a comment - Integrated in Mahout-Quality #910 (See https://builds.apache.org/job/Mahout-Quality/910/ ) MAHOUT-744 iterate over SparseMatrix rows sparse-ly in iterate() srowen : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1140224 Files : /mahout/trunk/core/src/test/java/org/apache/mahout/math/hadoop/TestDistributedRowMatrix.java /mahout/trunk/math/src/main/java/org/apache/mahout/math/AbstractMatrix.java /mahout/trunk/math/src/main/java/org/apache/mahout/math/SparseMatrix.java
        Sean Owen made changes -
        Status Patch Available [ 10002 ] Resolved [ 5 ]
        Resolution Fixed [ 1 ]
        Sean Owen made changes -
        Attachment MAHOUT-744.patch [ 12483929 ]
        Hide
        Sean Owen added a comment -

        (This also cleans up a few other related iterators)

        Show
        Sean Owen added a comment - (This also cleans up a few other related iterators)
        Sean Owen made changes -
        Field Original Value New Value
        Status Open [ 1 ] Patch Available [ 10002 ]
        Sean Owen created issue -

          People

          • Assignee:
            Sean Owen
            Reporter:
            Sean Owen
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            Dates

            • Due:
              Created:
              Updated:
              Resolved:

              Development