This PR is meant the end the confusion around best_ntree_limit and unify model slicing. We have multi-class and random forests, asking users to understand how to set ntree_limit is difficult and error prone.
* Implement the save_best option in early stopping.
Co-authored-by: Philip Hyunsu Cho <chohyu01@cs.washington.edu>
* Removed some warnings
* Rebase with master
* Solved C++ Google Tests errors made by refactoring in order to remove warnings
* Undo renaming path -> path_
* Fix style check
Co-authored-by: Hyunsu Cho <chohyu01@cs.washington.edu>
* Fix warnings for json.h
* Fix warnings for metric.h
* Fix warnings for updater_quantile_hist.cc.
* Fix warnings for updater_histmaker.cc.
Co-authored-by: Hyunsu Cho <chohyu01@cs.washington.edu>
* Now it's built as part of libxgboost.
* Set correct C API error in RABIT initialization and finalization.
* Remove redundant message.
* Guard the tracker print C API.
* Change DefaultEvalMetric of classification from error to logloss
* Change default binary metric in plugin/example/custom_obj.cc
* Set old error metric in python tests
* Set old error metric in R tests
* Fix missed eval metrics and typos in R tests
* Fix setting eval_metric twice in R tests
* Add warning for empty eval_metric for classification
* Fix Dask tests
Co-authored-by: Hyunsu Cho <chohyu01@cs.washington.edu>
* Supply `-G;-src-in-ptx` when `USE_DEVICE_DEBUG` is set and debug mode is selected.
* Refactor CMake script to gather all CUDA configuration.
* Use CMAKE_CUDA_ARCHITECTURES. Close#6029.
* Add compute 80. Close#5999
* Fall back to CUB allocator if RMM memory pool is not set up
* Fix build
* Prevent memory leak
* Add note about lack of memory initialisation
* Add check for other fast allocators
* Set use_cub_allocator_ to true when RMM is not enabled
* Fix clang-tidy
* Do not demangle symbol; add check to ensure Linux+Clang/GCC combo
* Workaround a compiler bug in MacOS AppleClang
* [CI] Run C++ test with MacOS Catalina + AppleClang 11.0.3
* [CI] Migrate cmake_test on MacOS from Travis CI to GitHub Actions
* Install OpenMP runtime
* [CI] Use CMake to locate lz4 lib
* Update GPUTreeShap
* Update src/CMakeLists.txt
Co-authored-by: Philip Hyunsu Cho <chohyu01@cs.washington.edu>
Co-authored-by: Philip Hyunsu Cho <chohyu01@cs.washington.edu>
