GitHub user iyerr3 opened a pull request:
https://github.com/apache/madlib/pull/277
DT: Add impurity importance metric
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/madlib/madlib feature/dt-gini-importance
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/madlib/pull/277.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 #277
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commit 08f4df2ec09a6726887b188ada892e362f85c3e1
Author: Nandish Jayaram <njayaram@...>
Date: 2018-05-30T01:09:18Z
wip
Co-authored-by: Rahul Iyer <[email protected]>
commit 4a87ba2a7cfc0a453a83fbf71356c5dfcc5f6256
Author: Nandish Jayaram <njayaram@...>
Date: 2018-05-30T19:32:32Z
DT is in working condition. Yet to check correctness and add tests.
commit 64eb0014db940585f399c82d4ed514ca1a9cd4e8
Author: Nandish Jayaram <njayaram@...>
Date: 2018-05-30T22:46:43Z
wip, there is an ic failure to be fixed.
commit c13b89ffdaeae4df902e4db8f86ccbf0fcbca945
Author: Rahul Iyer <riyer@...>
Date: 2018-05-31T23:53:06Z
--wip--
commit 16215182e69cd4aeaad7d357244e0ad481c6ac9f
Author: Rahul Iyer <riyer@...>
Date: 2018-06-05T19:21:09Z
Move variable importance computation to after training
commit d536c03ceee6daedd3031a06aa540508722e94ce
Author: Rahul Iyer <riyer@...>
Date: 2018-06-08T00:25:48Z
Add surrogate computation to importance + other changes
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