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Debasish Das edited comment on SPARK-2426 at 11/20/14 2:13 AM:
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Debasish Das commented on SPARK-1405:
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For LSA you can find references on the PR.
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Debasish Das commented on SPARK-3066:
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On our internal datasets, flatMap is slow...I
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Debasish Das commented on SPARK-3066:
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[~mengxr] I am testing recommendAllUsers and
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https://issues.apache.org/jira/browse/SPARK-4231?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14200373#comment-14200373
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Debasish Das commented on SPARK-4231:
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[~coderxiang] [~mengxr] [~srowen]
I looked at
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Debasish Das commented on SPARK-4231:
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[~srowen] I need a standard metric to report
Debasish Das created SPARK-4231:
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Summary: Add RankingMetrics to examples.MovieLensALS
Key: SPARK-4231
URL: https://issues.apache.org/jira/browse/SPARK-4231
Project: Spark
Issue Type:
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Debasish Das updated SPARK-2426:
Affects Version/s: (was: 1.0.0)
1.2.0
Quadratic Minimization for MLlib
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Debasish Das updated SPARK-2426:
Affects Version/s: (was: 1.2.0)
1.3.0
Quadratic Minimization for MLlib
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Debasish Das commented on SPARK-3987:
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Nope...standard ALS...same as netflix
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Debasish Das commented on SPARK-2426:
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[~mengxr] The matlab comparison scripts are
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Debasish Das edited comment on SPARK-2426 at 10/31/14 8:04 AM:
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Debasish Das edited comment on SPARK-2426 at 10/31/14 4:20 PM:
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Debasish Das commented on SPARK-2426:
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Matlab comparisons of MOSEK, ECOS, PDCO and
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Debasish Das commented on SPARK-2426:
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Refactored QuadraticMinimizer and NNLS from
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Debasish Das reopened SPARK-3987:
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I can send you a further list of failures...this is one more example...I
strongly suggest moving to
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Debasish Das commented on SPARK-3987:
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NNLS iters 36 result
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Debasish Das commented on SPARK-3987:
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Was there more changes that step size in your
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Debasish Das commented on SPARK-3987:
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[~mengxr] this came out of an internal dataset
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Debasish Das commented on SPARK-3987:
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I will test it but this is how I called
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Debasish Das commented on SPARK-3987:
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[~coderxiang] changing to 1e-6 to 1e-7 fixes
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Debasish Das commented on SPARK-2426:
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[~mengxr] I thought more on it and one of the
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Debasish Das commented on SPARK-2426:
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1. [~mengxr] Our legal was clear that Stanford
Debasish Das created SPARK-3987:
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Summary: NNLS generates incorrect result
Key: SPARK-3987
URL: https://issues.apache.org/jira/browse/SPARK-3987
Project: Spark
Issue Type: Bug
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Debasish Das commented on SPARK-2426:
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Hi Xiangrui,
The branch is ready for an
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Debasish Das updated SPARK-2426:
Description:
Current ALS supports least squares and nonnegative least squares.
I presented ADMM
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Debasish Das edited comment on SPARK-2426 at 8/13/14 3:31 PM:
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Debasish Das commented on SPARK-2602:
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CDH5 does not even support java6 anymore !
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