ogrisel

Follow

Olivier Grisel ogrisel

Follow

Machine Learning Engineer a Inria Saclay (Parietal team).

3.6k followers · 116 following

Inria
Paris, France
http://ogrisel.com

Achievements

BetaSend feedback

Achievements

BetaSend feedback

Organizations

Block or Report

Block or report ogrisel

Report abuse

Contact GitHub support about this user’s behavior. Learn more about reporting abuse.

Report abuse

Popular repositories

parallel_ml_tutorial Public

Tutorial on scikit-learn and IPython for parallel machine learning

Jupyter Notebook 1.6k 616
notebooks Public

Some sample IPython notebooks for scikit-learn

Jupyter Notebook 551 199
pygbm Public

Experimental Gradient Boosting Machines in Python with numba.

Python 171 33
pignlproc Public

Apache Pig utilities to build training corpora for machine learning / NLP out of public Wikipedia and DBpedia dumps.

Java 159 69
python-appveyor-demo Public

Demo project for building Python wheels with appveyor.com

PowerShell 153 55
docker-distributed Public

Experimental docker-compose setup to bootstrap distributed on a docker-swarm cluster.

Shell 92 28

1,595 contributions in the last year

Learn how we count contributions

Less More

Activity overview

Contributed to scikit-learn/scikit-learn, INRIA/scikit-learn-mooc, joblib/loky and 53 other repositories

Contribution activity

September 2022

Created 46 commits in 12 repositories

Created a pull request in scikit-learn/scikit-learn that received 13 comments

MAINT update lock files on CI

I ran build_tools/update_environments_and_lock_files.py manually. It's been a while and a few packages needs an update. One day we will have a bot …

+510 −512 • 13 comments

Opened 18 other pull requests in 5 repositories

joblib/joblib 9 merged 2 closed

MAINT cleanup numpy warnings related to np.matrix in tests Sep 16
XFAIL test_child_raises_parent_exits_cleanly with multiprocessing Sep 15
CI test the future loky-3.3.0 branch Sep 15
Remove test nested loop error in grandchild resource tracker silent Sep 15
Test child raises parent exits cleanly more reliable on macos Sep 14
[MAINT] various test updates Sep 14
Vendor loky 3.2.0 Sep 14
Make test timeout more informatively on macos CI Sep 14
[DEBUG] loky deadlock in joblib Sep 13
Fix test_nested_parallel_warnings with pytest 7+ Sep 8
cloudpickle 2.2.0 Sep 8

joblib/loky 4 merged

scikit-learn/scikit-learn 1 open

MAINT Update CI dependencies Sep 16

conda-forge/joblib-feedstock 1 closed

Release 1.2.0 Sep 16

neurodata/scikit-learn 1 closed

Merge main to obliquepr Sep 5

Reviewed 42 pull requests in 6 repositories

scikit-learn/scikit-learn 25 pull requests

Comment uses of deprecated plot functions in past release highlights Sep 16
CI Make pytest err on PytestUnraisableExceptionWarning Sep 16
FEA Fused sparse-dense support for PairwiseDistancesReduction Sep 16
ENH Remove validation from __init__ for SGDOneClassSVM Sep 15
DOC Fix monotonic_cst description in HGBT docstrings Sep 15
DOC Rework plot_roc.py example Sep 15
MAINT Clean deprecation for 1.2: get_feature_names Sep 14
FEA Add support for micro averaging in ovr-roc-auc Sep 13
TST use global_random_seed in sklearn/cluster/tests/test_affinity_propagation.py Sep 12
MNT Update license year to 2022 Sep 12
DOC Use a pipeline to avoid data leakage Sep 8
DOC use KBinsDiscretizer in lieu of KMeans in vector quantization example Sep 7
DOC Add note on backtick rendering Sep 7
MAINT Clean deprecation for 1.2: learning_rate and init in TSNE Sep 7
MAINT Clean deprecation for 1.2: n_features_in_ in Dummy Sep 7
MAINT Clean deprecation for 1.2: loss="squared_loss" in sgd Sep 7
TST Remove remaining tests now covered by common param validation test Sep 7
MAINT Clean deprecation for 1.2: criterion="mse"/"mae" in trees Sep 7
DOC moved legend to center Sep 7
FIX remove np.divide with where and without out argument in precision_recall_curve Sep 7
MAINT Pop Y_norm_squared from metric_kwargs when needed Sep 7
CI: pin pypy to avoid cloudpickle issue Sep 6
CI Pin numpy for conda defaults channel Sep 6
DOC Remove unused custom_references_resolver.py Sep 6
DOC Expand types of docs in contributing docs section Sep 6
Some pull request reviews not shown.

joblib/joblib 3 pull requests

MAINT: remove pytest.warns(None) warnings in pytest 7 Sep 16
[DEBUG] loky deadlock in joblib Sep 13
FIX parse pre-dispatch with AST instead of calling eval Sep 12

INRIA/scikit-learn-mooc 2 pull requests

Remove IPython=7 pinned version Sep 8
Remove set_config(display='diagram') Sep 8

joblib/loky 1 pull request

Fix nested parallelism deadlock by calling _python_exit earlier when a worker is done Sep 14

sebp/scikit-survival 1 pull request

Add apply and decision_path to SurvivalTree Sep 7

cloudpipe/cloudpickle 1 pull request

FIX: Support PyPy > 3.7 Sep 7

Created an issue in joblib/loky that received 14 comments

Deadlock in _python_exit

This can be reproduced in joblib by uncommenting a test case: joblib/joblib#1324 Here is the traceback we get when running ctrl-c on the frozen p…

14 comments

Opened 6 other issues in 3 repositories

joblib/loky 2 closed 1 open

scikit-learn/scikit-learn 2 open

pandas-dev/pandas 1 closed

BUG: codes array of a categorical Series is not writeable and prevents running __dlpack__() on __dataframe__() outputs Sep 5