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107 Commits

Author SHA1 Message Date
Rory Mitchell
1b77903eeb
Fix several GPU bugs (#2916) 
* Fix #2905

* Fix gpu_exact test failures

* Fix bug in GPU prediction where multiple calls to batch prediction can produce incorrect results

* Fix GPU documentation formatting
 2017-12-04 08:27:49 +13:00
Rory Mitchell
13e7a2cff0 Various bug fixes (#2825) 
* Fatal error if GPU algorithm selected without GPU support compiled

* Resolve type conversion warnings

* Fix gpu unit test failure

* Fix compressed iterator edge case

* Fix python unit test failures due to flake8 update on pip
 2017-10-25 14:45:01 +13:00
Scott Lundberg
78c4188cec SHAP values for feature contributions (#2438) 
* SHAP values for feature contributions

* Fix commenting error

* New polynomial time SHAP value estimation algorithm

* Update API to support SHAP values

* Fix merge conflicts with updates in master

* Correct submodule hashes

* Fix variable sized stack allocation

* Make lint happy

* Add docs

* Fix typo

* Adjust tolerances

* Remove unneeded def

* Fixed cpp test setup

* Updated R API and cleaned up

* Fixed test typo
 2017-10-12 12:35:51 -07:00
Rory Mitchell
4cb2f7598b -Add experimental GPU algorithm for lossguided mode (#2755) 
-Improved GPU algorithm unit tests
-Removed some thrust code to improve compile times
 2017-10-01 00:18:35 +13:00
Rory Mitchell
15267eedf2 [GPU-Plugin] Major refactor 2 (#2664) 
* Change cmake option

* Move source files

* Move google tests

* Move python tests

* Move benchmarks

* Move documentation

* Remove makefile support

* Fix test run

* Move GPU tests
 2017-09-08 09:57:16 +12:00
Rory Mitchell
ef23e424f1 [GPU-Plugin] Add GPU accelerated prediction (#2593) 
* [GPU-Plugin] Add GPU accelerated prediction

* Improve allocation message

* Update documentation

* Resolve linker error for predictor

* Add unit tests
 2017-08-16 12:31:59 +12:00
Rory Mitchell
0e06d1805d [WIP] Extract prediction into separate interface (#2531) 
* [WIP] Extract prediction into separate interface

* Add copyright, fix linter errors

* Add predictor to amalgamation

* Fix documentation

* Move prediction cache into predictor, add GBTreeModel

* Updated predictor doc comments
 2017-07-28 17:01:03 -07:00