1. 13 Sep, 2020 1 commit
  2. 11 Sep, 2020 1 commit
  3. 11 Aug, 2020 1 commit
  4. 06 Aug, 2020 2 commits
  5. 05 Aug, 2020 1 commit
  6. 15 Jul, 2020 1 commit
  7. 09 Jul, 2020 1 commit
  8. 28 Jun, 2020 1 commit
    • Ilya Matiach's avatar
      adding sparse support to TreeSHAP in lightgbm (#3000) · 9f367d11
      Ilya Matiach authored
      * adding sparse support to TreeSHAP in lightgbm
      
      * updating based on comments
      
      * updated based on comments, used fromiter instead of frombuffer
      
      * updated based on comments
      
      * fixed limits import order
      
      * fix sparse feature contribs to work with more than int32 max rows
      
      * really fixed int64 max error and build warnings
      
      * added sparse test with >int32 max rows
      
      * fixed python side reshape check on sparse data
      
      * updated based on latest comments
      
      * fixed comments
      
      * added CSC INT32_MAX validation to test, fixed comments
      9f367d11
  9. 23 Jun, 2020 1 commit
    • Belinda Trotta's avatar
      Interaction constraints (#3126) · bca2da97
      Belinda Trotta authored
      * Add interaction constraints functionality.
      
      * Minor fixes.
      
      * Minor fixes.
      
      * Change lambda to function.
      
      * Fix gpu bug, remove extra blank lines.
      
      * Fix gpu bug.
      
      * Fix style issues.
      
      * Try to fix segfault on MACOS.
      
      * Fix bug.
      
      * Fix bug.
      
      * Fix bugs.
      
      * Change parameter format for R.
      
      * Fix R style issues.
      
      * Change string formatting code.
      
      * Change docs to say R package not supported.
      
      * Remove R functionality, moving to separate PR.
      
      * Keep track of branch features in tree object.
      
      * Only track branch features when feature interactions are enabled.
      
      * Fix lint error.
      
      * Update docs and simplify tests.
      bca2da97
  10. 05 Jun, 2020 1 commit
  11. 01 Jun, 2020 1 commit
  12. 25 May, 2020 1 commit
  13. 23 May, 2020 1 commit
  14. 15 May, 2020 1 commit
  15. 13 May, 2020 1 commit
  16. 11 May, 2020 1 commit
  17. 08 Apr, 2020 1 commit
  18. 30 Mar, 2020 1 commit
  19. 06 Mar, 2020 1 commit
  20. 05 Mar, 2020 1 commit
    • Guolin Ke's avatar
      speed up `FindBestThresholdFromHistogram` (#2867) · 77d92b7c
      Guolin Ke authored
      * speed up for const hessian
      
      * rename template
      
      * some refactorings
      
      * refine
      
      * refine
      
      * simplify codes
      
      * fix random in feature histogram
      
      * code refine
      
      * refine
      
      * try fix
      
      * make gcc happy
      
      * remove timer
      
      * rollback some changes
      
      * more templates
      
      * fix a bug
      
      * reduce the cost of timer
      
      * fix gpu
      
      * fix bug
      
      * fix gpu
      77d92b7c
  21. 04 Mar, 2020 1 commit
  22. 02 Mar, 2020 2 commits
  23. 28 Feb, 2020 1 commit
  24. 27 Feb, 2020 1 commit
  25. 26 Feb, 2020 1 commit
  26. 25 Feb, 2020 1 commit
  27. 24 Feb, 2020 1 commit
  28. 22 Feb, 2020 1 commit
    • Guolin Ke's avatar
      some code refactoring (#2769) · 3e80df7e
      Guolin Ke authored
      * some refines
      
      * more omp refactoring
      
      * format define
      
      * fix merge bug
      
      * some fixes
      
      * fix some warnings
      
      * Apply suggestions from code review
      
      * Apply suggestions from code review
      
      * remove dup codes
      3e80df7e
  29. 20 Feb, 2020 2 commits
    • Nikita Titov's avatar
      added feature infos to JSON dump (#2660) · c4a7ab81
      Nikita Titov authored
      
      
      * added feature infos to JSON dump
      
      * slight json schema refactor
      
      * simpified code
      
      * refactor feature_infos
      
      * refactoring
      
      * Update src/boosting/gbdt.cpp
      
      * Update dataset.h
      
      * Update include/LightGBM/dataset.h
      
      * simplify
      
      * Apply suggestions from code review
      
      * parse string and construct JSON objs
      Co-authored-by: default avatarGuolin Ke <guolin.ke@outlook.com>
      c4a7ab81
    • Joan Fontanals's avatar
      Add capability to get possible max and min values for a model (#2737) · 18e7de4f
      Joan Fontanals authored
      
      
      * Add capability to get possible max and min values for a model
      
      * Change implementation to have return value in tree.cpp, change naming to upper and lower bound, move implementation to gdbt.cpp
      
      * Update include/LightGBM/c_api.h
      Co-Authored-By: default avatarNikita Titov <nekit94-08@mail.ru>
      
      * Change iteration to avoid potential overflow, add bindings to R and Python and a basic test
      
      * Adjust test values
      
      * Consider const correctness and multithreading protection
      
      * Update test values
      
      * Update test values
      
      * Add test to check that model is exactly the same in all platforms
      
      * Try to parse the model to get the expected values
      
      * Try to parse the model to get the expected values
      
      * Fix implementation, num_leaves can be lower than the leaf_value_ size
      
      * Do not check for num_leaves to be smaller than actual size and get back to test with hardcoded value
      
      * Change test order
      
      * Add gpu_use_dp option in test
      
      * Remove helper test method
      
      * Update src/c_api.cpp
      Co-Authored-By: default avatarNikita Titov <nekit94-08@mail.ru>
      
      * Update src/io/tree.cpp
      Co-Authored-By: default avatarNikita Titov <nekit94-08@mail.ru>
      
      * Update src/io/tree.cpp
      Co-Authored-By: default avatarNikita Titov <nekit94-08@mail.ru>
      
      * Update tests/python_package_test/test_basic.py
      Co-Authored-By: default avatarNikita Titov <nekit94-08@mail.ru>
      
      * Remoove imports
      Co-authored-by: default avatarNikita Titov <nekit94-08@mail.ru>
      18e7de4f
  30. 19 Feb, 2020 1 commit
    • Guolin Ke's avatar
      [python] [R-package] refine the parameters for Dataset (#2594) · 9f79e840
      Guolin Ke authored
      
      
      * reset
      
      * fix a bug
      
      * fix test
      
      * Update c_api.h
      
      * support to no filter features by min_data
      
      * add warning in reset config
      
      * refine warnings for override dataset's parameter
      
      * some cleans
      
      * clean code
      
      * clean code
      
      * refine C API function doxygen comments
      
      * refined new param description
      
      * refined doxygen comments for R API function
      
      * removed stuff related to int8
      
      * break long line in warning message
      
      * removed tests which results cannot be validated anymore
      
      * added test for warnings about unchangeable params
      
      * write parameter from dataset to booster
      
      * consider free_raw_data.
      
      * fix params
      
      * fix bug
      
      * implementing R
      
      * fix typo
      
      * filter params in R
      
      * fix R
      
      * not min_data
      
      * refined tests
      
      * fixed linting
      
      * refine
      
      * pilint
      
      * add docstring
      
      * fix docstring
      
      * R lint
      
      * updated description for C API function
      
      * use param aliases in Python
      
      * fixed typo
      
      * fixed typo
      
      * added more params to test
      
      * removed debug print
      
      * fix dataset construct place
      
      * fix merge bug
      
      * Update feature_histogram.hpp
      
      * add is_sparse back
      
      * remove unused parameters
      
      * fix lint
      
      * add data random seed
      
      * update
      
      * [R-package] centrallized Dataset parameter aliases and added tests on Dataset parameter updating (#2767)
      Co-authored-by: default avatarNikita Titov <nekit94-08@mail.ru>
      Co-authored-by: default avatarJames Lamb <jaylamb20@gmail.com>
      9f79e840
  31. 10 Feb, 2020 1 commit
  32. 08 Feb, 2020 1 commit
  33. 02 Feb, 2020 1 commit
    • Guolin Ke's avatar
      Support both row-wise and col-wise multi-threading (#2699) · 509c2e50
      Guolin Ke authored
      
      
      * commit
      
      * fix a bug
      
      * fix bug
      
      * reset to track changes
      
      * refine the auto choose logic
      
      * sort the time stats output
      
      * fix include
      
      * change  multi_val_bin_sparse_threshold
      
      * add cmake
      
      * add _mm_malloc and _mm_free for cross platform
      
      * fix cmake bug
      
      * timer for split
      
      * try to fix cmake
      
      * fix tests
      
      * refactor DataPartition::Split
      
      * fix test
      
      * typo
      
      * formating
      
      * Revert "formating"
      
      This reverts commit 5b8de4f7fb9d975ee23701d276a66d40ee6d4222.
      
      * add document
      
      * [R-package] Added tests on use of force_col_wise and force_row_wise in training (#2719)
      
      * naming
      
      * fix gpu code
      
      * Update include/LightGBM/bin.h
      Co-Authored-By: default avatarJames Lamb <jaylamb20@gmail.com>
      
      * Update src/treelearner/ocl/histogram16.cl
      
      * test: swap compilers for CI
      
      * fix omp
      
      * not avx2
      
      * no aligned for feature histogram
      
      * Revert "refactor DataPartition::Split"
      
      This reverts commit 256e6d9641ade966a1f54da1752e998a1149b6f8.
      
      * slightly refactor data partition
      
      * reduce the memory cost
      Co-authored-by: default avatarJames Lamb <jaylamb20@gmail.com>
      Co-authored-by: default avatarNikita Titov <nekit94-08@mail.ru>
      509c2e50
  34. 02 Jan, 2020 1 commit
  35. 15 Nov, 2019 1 commit
  36. 05 Nov, 2019 1 commit
  37. 22 Sep, 2019 1 commit