GitHub user mengxr opened a pull request:
https://github.com/apache/spark/pull/11757
[SPARK-13927][MLLIB] add row/column iterator to local matrices
## What changes were proposed in this pull request?
Add row/column iterator to local matrices to simplify tasks like
BlockMatrix => RowMatrix conversion. It handles dense and sparse matrices
properly.
## How was this patch tested?
Unit tests on sparse and dense matrix.
cc: @dbtsai
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/mengxr/spark SPARK-13927
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/11757.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #11757
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commit fa4389e9e123164619ae77622453baa54ba3a3e3
Author: Xiangrui Meng <[email protected]>
Date: 2016-03-16T06:44:21Z
add rowIter/colIter to Matrix
commit 3d76781f0c530cb31fc16e2b32dc8dc0c38aa481
Author: Xiangrui Meng <[email protected]>
Date: 2016-03-16T06:56:41Z
add mima excludes
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