Lead maintainer of XGBoost. Area of interest: Machine learning systems & algorithms.
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NVIDIA
- Las Vegas, NV
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14:15
- 7h behind - https://hyunsu-cho.io
- @hcho3_ml
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dmlc/xgboost
dmlc/xgboost PublicScalable, Portable and Distributed Gradient Boosting (GBDT, GBRT or GBM) Library, for Python, R, Java, Scala, C++ and more. Runs on single machine, Hadoop, Spark, Dask, Flink and DataFlow
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xgboost-devops
xgboost-devops PublicDevOps / Continuous Integration tools for XGBoost project
Python 3
972 contributions in the last year
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Activity overview
Contributed to
dmlc/xgboost,
hcho3/xgboost-ci-ng,
conda-forge/xgboost-feedstock
and 113 other
repositories
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Contribution activity
April 2025
Created 13 commits in 4 repositories
Created a pull request in rapidsai/cuml that received 8 comments
Mark XGBoost tests as XFAIL
Same as #6515, but for the 25.04 branch.
+26
−0
lines changed
•
8
comments
Opened 11 other pull requests in 5 repositories
dmlc/xgboost
5
merged
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Update release_artifacts.py to follow #11406
This contribution was made on Apr 15
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[backport] Build xgboost-cpu for manylinux_2_28_x86_64 (#11406)
This contribution was made on Apr 15
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[CI] Build xgboost-cpu for manylinux_2_28_x86_64
This contribution was made on Apr 15
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[jvm-packages] Update helper script for publishing Maven Central (#11393)
This contribution was made on Apr 9
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[jvm-packages] Update helper script for publishing Maven Central
This contribution was made on Apr 8
dmlc/dmlc-core
3
merged
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Revamp CI and CMake build
This contribution was made on Apr 2
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Require C++14 more consistently
This contribution was made on Apr 2
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[CI] Set up linters using pre-commit
This contribution was made on Apr 1
dmlc/xgboost-devops
1
merged
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[CI] Rename aarch64 image to manylinux_2_28_aarch64
This contribution was made on Apr 15
triton-inference-server/fil_backend
1
merged
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Provide 25.04 version bumps
This contribution was made on Apr 9
rapidsai/cuml
1
closed
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Mark XGBoost tests as XFAIL
This contribution was made on Apr 7
Reviewed 11 pull requests in 4 repositories
dmlc/xgboost
8 pull requests
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Simplify DaskScikitLearnBase.predict
This contribution was made on Apr 16
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[dask] Disable the flaky
worker_left
test.This contribution was made on Apr 15 -
Cleanup
gpu_hist
in Python tests.This contribution was made on Apr 15 -
[doc] Update notes about GPU memory usage.
This contribution was made on Apr 10
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Fix loading Gamma model from 1.3.
This contribution was made on Apr 10
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Remove the updater name
gpu_coord_descent
.This contribution was made on Apr 10 -
[jvm-packages] Update helper script for publishing Maven Central
This contribution was made on Apr 9
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Fix mypy errors.
This contribution was made on Apr 7
conda-forge/xgboost-feedstock
1 pull request
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Package XGBoost 3.0.0
This contribution was made on Apr 10
rapidsai/cuml
1 pull request
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Remove CUDA whole compilation ODR violations
This contribution was made on Apr 10
triton-inference-server/fil_backend
1 pull request
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Add a requirement to use cmake < 4.0 until RapidJSON is compatible with Cmake 4.0.
This contribution was made on Apr 1
Created an issue in dmlc/xgboost-devops that received 1 comment
[Discussion] How to manage Conda environments
Currently, there are three places where Conda environments are specified: Environment files in https://github.com/dmlc/xgboost-devops/tree/main/co…
1
comment
Opened 2 other issues in 2 repositories
dmlc/xgboost
1
open
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[CMake] Set MSVC_RUNTIME_LIBRARY per target
This contribution was made on Apr 2
triton-inference-server/fil_backend
1
open
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Remove pin CMake <4.0
This contribution was made on Apr 1