1. 07 Dec, 2020 1 commit
  2. 05 Dec, 2020 1 commit
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  6. 30 Nov, 2020 2 commits
  7. 29 Nov, 2020 4 commits
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  14. 22 Nov, 2020 1 commit
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  20. 15 Nov, 2020 2 commits
  21. 14 Nov, 2020 2 commits
  22. 13 Nov, 2020 2 commits
    • James Lamb's avatar
      [ci] Use different PATH based on Rtools version (#3558) · b80240ce
      James Lamb authored
      * [ci] Use different PATH based on Rtools version
      
      * better paths
      
      * comment out CIs
      
      * empty commit
      
      * empty commit
      
      * empty commit
      
      * empty commit
      
      * empty commit
      
      * empty commit
      
      * uncomment CIs
      
      * reorganize PATH components
      b80240ce
    • shiyu1994's avatar
      Optimization of row-wise histogram construction (#3522) · 0655d67c
      shiyu1994 authored
      
      
      * store without offset in multi_val_dense_bin
      
      * fix offset bug
      
      * add comment for offset
      
      * add comment for bin type selection
      
      * faster operations for offset
      
      * keep most freq bin in histogram for multi val dense
      
      * use original feature iterators
      
      * consider 9 cases (3 x 3) for multi val bin construction
      
      * fix dense bin setting
      
      * fix bin data in multi val group
      
      * fix offset of the first feature histogram
      
      * use float hist buf
      
      * avx in histogram construction
      
      * use avx for hist construction without prefetch
      
      * vectorize bin extraction
      
      * use only 128 vec
      
      * use avx2
      
      * use vectorization for sparse row wise
      
      * add bit size for multi val dense bin
      
      * float with no vectorization
      
      * change multithreading strategy to dynamic
      
      * remove intrinsic header
      
      * fix dense multi val col copy
      
      * remove bit size
      
      * use large enough block size when the bin number is large
      
      * calc min block size by sparsity
      
      * rescale gradients
      
      * rollback gradients scaling
      
      * single precision histogram buffer as an option
      
      * add float hist buffer with thread buffer
      
      * fix setting zero in hist data
      
      * fix hist begin pointer in tree learners
      
      * remove debug logs
      
      * remove omp simd
      
      * update Makevars of R-package
      
      * fix feature group binary storing
      
      * two row wise for double hist buffer
      
      * add subfeature for two row wise
      
      * remove useless code and fix two row wise
      
      * refactor code
      
      * grouping the dense feature groups can get sparse multi val bin
      
      * clean format problems
      
      * one thread for two blocks in sep row wise
      
      * use ordered gradients for sep row wise
      
      * fix grad ptr
      
      * ordered grad with combined block for sep row wise
      
      * fix block threading
      
      * use the same min block size
      
      * rollback share min block size
      
      * remove logs
      
      * Update src/io/dataset.cpp
      Co-authored-by: default avatarGuolin Ke <guolin.ke@outlook.com>
      
      * fix parameter description
      
      * remove sep_row_wise
      
      * remove check codes
      
      * add check for empty multi val bin
      
      * fix lint error
      
      * rollback changes in config.h
      
      * Apply suggestions from code review
      Co-authored-by: default avatarUbuntu <shiyu@gbdt-04.ren3kv4wanvufliwrpy4k03lsf.xx.internal.cloudapp.net>
      Co-authored-by: default avatarGuolin Ke <guolin.ke@outlook.com>
      0655d67c
  23. 11 Nov, 2020 2 commits