1. 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
  2. 30 Jan, 2020 1 commit
    • sbruch's avatar
      Implementation of XE_NDCG_MART for the ranking task (#2620) · 86530988
      sbruch authored
      * Implementation of XE_NDCG loss function for ranking.
      
      * Add citation
      
      * Check in example usage for xe_ndcg loss.
      
      * Seed the generator when a seed is provided in the config. Add unit-tests for xe_ndcg
      
      * Update documentation
      
      * Fix indentation
      
      * Address issues raised by reviewers.
      
      * Clean up include statements.
      
      * Fix issues raised by reviewers.
      
      * Regenerate parameters.rst
      
      * Add a note to explain that reproducing xe_ndcg results requires num_threads to be one.
      
      * Introduce objective_seed and use that in rank_xendcg instead of directly using seed
      
      * Change default value of objective_seed
      86530988
  3. 17 Dec, 2019 1 commit
  4. 12 Dec, 2019 1 commit
    • Belinda Trotta's avatar
      auc-mu metric (#2567) · 222775ca
      Belinda Trotta authored
      * Fix bug where small values of max_bin cause crash.
      
      * Revert "Fix bug where small values of max_bin cause crash."
      
      This reverts commit fe5c8e2547057c1fa5750bcddd359dd7708fab4b.
      
      * Add auc-mu multiclass metric.
      
      * Fix bug where scores are equal.
      
      * Merge.
      
      * Change name to auc_mu everywhere (instead of auc-mu).
      
      * Fix comparison between signed and unsigned int.
      
      * Change name to AUC-mu in docs and output messages.
      
      * Improve test.
      
      * Use prefix increment.
      
      * Update R package.
      
      * Fix style issues.
      
      * Tidy up test code.
      
      * Read all lines first then process.
      
      * Allow passing AUC-mu weights directly as a list in parameters.
      
      * Remove unused code, improve example and docs.
      222775ca
  5. 15 Nov, 2019 1 commit
  6. 11 Nov, 2019 1 commit
  7. 27 Sep, 2019 1 commit
  8. 26 Sep, 2019 1 commit
  9. 22 Sep, 2019 1 commit
  10. 28 Jul, 2019 1 commit
  11. 25 Jul, 2019 2 commits
  12. 18 Jul, 2019 1 commit
  13. 05 Jun, 2019 1 commit
  14. 02 Jun, 2019 1 commit
  15. 13 Apr, 2019 1 commit
  16. 11 Apr, 2019 1 commit
  17. 02 Feb, 2019 1 commit
  18. 31 Jul, 2018 1 commit
  19. 12 Jul, 2018 1 commit
  20. 03 Jun, 2018 1 commit
  21. 20 May, 2018 1 commit
    • Guolin Ke's avatar
      Refine config object (#1381) · dc699574
      Guolin Ke authored
      * [WIP] refine config
      
      * [wip] ready for the auto code generate
      
      * auto generate config codes
      
      * use with to open file
      
      * fix bug
      
      * fix pylint
      
      * fix bug
      
      * fix pylint
      
      * fix bugs.
      
      * tmp for failed test.
      
      * fix tests.
      
      * added nthreads alias
      
      * added new aliases from new config.h
      
      * fixed duplicated alias
      
      * refactored parameter_generator.py
      
      * added new aliases from config.h and removed remaining old names
      
      * fix bugs & some miss alias
      
      * added aliases
      
      * add more descriptions.
      
      * add comment.
      dc699574
  22. 11 May, 2018 1 commit
  23. 04 May, 2018 1 commit
  24. 03 May, 2018 1 commit
  25. 24 Apr, 2018 1 commit
  26. 18 Apr, 2018 3 commits
  27. 17 Apr, 2018 1 commit
  28. 07 Feb, 2018 1 commit
  29. 05 Feb, 2018 1 commit
  30. 21 Jan, 2018 2 commits
  31. 16 Jan, 2018 1 commit
  32. 01 Jan, 2018 1 commit
  33. 31 Dec, 2017 1 commit
  34. 29 Dec, 2017 1 commit
  35. 19 Dec, 2017 1 commit
  36. 26 Nov, 2017 1 commit
    • Guolin Ke's avatar
      Speed up saving and loading model (#1083) · 8a5ec366
      Guolin Ke authored
      * remove protobuf
      
      * add version number
      
      * remove pmml script
      
      * use float for split gain
      
      * fix warnings
      
      * refine the read model logic of gbdt
      
      * fix compile error
      
      * improve decode speed
      
      * fix some bugs
      
      * fix double accuracy problem
      
      * fix bug
      
      * multi-thread save model
      
      * speed up save model to string
      
      * parallel save/load model
      
      * fix some warnings.
      
      * fix warnings.
      
      * fix a bug
      
      * remove debug output
      
      * fix doc
      
      * fix max_bin warning in tests.
      
      * fix max_bin warning
      
      * fix pylint
      
      * clean code for stringToArray
      
      * clean code for TToString
      
      * remove max_bin
      
      * replace "class" with typename
      8a5ec366