GitHub user dahlem opened a pull request:
https://github.com/apache/spark/pull/9252
[SPARK-11284] [ML] ALS produces float predictions instead of double
@mengxr
This pull request just changes the float predictions into doubles with
corresponding changes to use the double precision BLAS APIs.
[LIRA issue SPARK-11284] (https://issues.apache.org/jira/browse/SPARK-11284)
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/dahlem/spark
ddahlem_ALS_double_predictions_23102015
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/9252.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 #9252
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commit 97d556a893bad735fb8707a4514ac8fc1ca1469a
Author: Dominik Dahlem <[email protected]>
Date: 2015-10-23T14:02:23Z
use doubles instead of floats
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