5 Commits

Author	SHA1	Message	Date
Jiaming Yuan	6e6216ad67	Skip related tests when sklearn is not installed. (#4791)	2019-08-21 00:32:52 -04:00
Jiaming Yuan	ae05948e32	Feature interaction for GPU Hist. (#4534) ... * GPU hist Interaction Constraints. * Duplicate related parameters. * Add tests for CPU interaction constraint. * Add better error reporting. * Thorough tests.	2019-06-19 18:11:02 +08:00
Philip Hyunsu Cho	ba98e0cdf2	Add additional Python tests to test training under constraints (#4426)	2019-04-30 18:23:39 -07:00
Jiaming Yuan	29a1356669	Deprecate reg:linear' in favor of reg:squarederror'. (#4267) ... * Deprecate `reg:linear' in favor of `reg:squarederror'. * Replace the use of `reg:linear'. * Replace the use of `silent`.	2019-03-17 17:55:04 +08:00
Andrew Thia	9254c58e4d	[TREE] add interaction constraints (#3466) ... * add interaction constraints * enable both interaction and monotonic constraints at the same time * fix lint * add R test, fix lint, update demo * Use dmlc::JSONReader to express interaction constraints as nested lists; Use sparse arrays for bookkeeping * Add Python test for interaction constraints * make R interaction constraints parameter based on feature index instead of column names, fix R coding style * Fix lint * Add BlueTea88 to CONTRIBUTORS.md * Short circuit when no constraint is specified; address review comments * Add tutorial for feature interaction constraints * allow interaction constraints to be passed as string, remove redundant column_names argument * Fix typo * Address review comments * Add comments to Python test	2018-09-04 09:35:39 -07:00