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Add float32 histogram (#5624)

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* new single_precision_histogram param was added.

Co-authored-by: SHVETS, KIRILL <kirill.shvets@intel.com>
Co-authored-by: fis <jm.yuan@outlook.com>
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ShvetsKS
2020-06-03 06:24:53 +03:00
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parent e49607af19
commit cd3d14ad0e
10 changed files with 618 additions and 303 deletions
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doc/parameter.rst
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@@ -225,12 +225,15 @@ Parameters for Tree Booster
list is a group of indices of features that are allowed to interact with each other.
See tutorial for more information
Additional parameters for `gpu_hist` tree method
Additional parameters for `hist` and 'gpu_hist' tree method
================================================
* ``single_precision_histogram``, [default=``false``]
- Use single precision to build histograms. See document for GPU support for more details.
- Use single precision to build histograms instead of double precision.
Additional parameters for `gpu_hist` tree method
================================================
* ``deterministic_histogram``, [default=``true``]