16 Commits

Author SHA1 Message Date
Jiaming Yuan
2258bc870d
Add more tests and doc for QDM. (#10692) 2024-08-16 23:30:04 +08:00
Jiaming Yuan
73afef1a6e
Fixes for numpy 2.0. (#10252) 2024-05-07 03:54:32 +08:00
Jiaming Yuan
f05a23b41c
Use weakref instead of id for DataIter cache. (#9445)
- Fix case where Python reuses id from freed objects.
- Small optimization to column matrix with QDM by using `realloc` instead of copying data.
2023-08-10 00:40:06 +08:00
Jiaming Yuan
54029a59af
Bound the size of the histogram cache. (#9440)
- A new histogram collection with a limit in size.
- Unify histogram building logic between hist, multi-hist, and approx.
2023-08-08 03:21:26 +08:00
Jiaming Yuan
16eb41936d
Handle the new device parameter in dask and demos. (#9386)
* Handle the new `device` parameter in dask and demos.

- Check no ordinal is specified in the dask interface.
- Update demos.
- Update dask doc.
- Update the condition for QDM.
2023-07-15 19:11:20 +08:00
Jiaming Yuan
6d22ea793c
Test QDM with sparse data on CPU. (#9316) 2023-06-19 21:27:03 +08:00
Jiaming Yuan
9fbde21e9d
Rework the precision metric. (#9222)
- Rework the precision metric for both CPU and GPU.
- Mention it in the document.
- Cleanup old support code for GPU ranking metric.
- Deterministic GPU implementation.

* Drop support for classification.

* type.

* use batch shape.

* lint.

* cpu build.

* cpu build.

* lint.

* Tests.

* Fix.

* Cleanup error message.
2023-06-02 20:49:43 +08:00
Jiaming Yuan
f186c87cf9
Check inf in data for all types of DMatrix. (#8911) 2023-03-15 11:24:35 +08:00
Jiaming Yuan
6a892ce281
Specify src path for isort. (#8867) 2023-03-06 17:30:27 +08:00
Jiaming Yuan
8a16944664
Fix ranking with quantile dmatrix and group weight. (#8762) 2023-02-10 20:32:35 +08:00
Jiaming Yuan
deb3edf562
Support list and tuple for QDM. (#8542) 2022-12-10 01:14:44 +08:00
Jiaming Yuan
d666ba775e
Support all pandas nullable integer types. (#8480)
- Enumerate all pandas integer types.
- Tests for `None`, `nan`, and `pd.NA`
2022-11-28 22:38:16 +08:00
Jiaming Yuan
8f97c92541
Support half type for pandas. (#8481) 2022-11-24 12:47:40 +08:00
Jiaming Yuan
cf70864fa3
Move Python testing utilities into xgboost module. (#8379)
- Add typehints.
- Fixes for pylint.

Co-authored-by: Hyunsu Philip Cho <chohyu01@cs.washington.edu>
2022-10-26 16:56:11 +08:00
Jiaming Yuan
55cf24cc32
Obtain CSR matrix from DMatrix. (#8269) 2022-09-29 20:41:43 +08:00
Jiaming Yuan
d87f69215e
Quantile DMatrix for CPU. (#8130)
- Add a new `QuantileDMatrix` that works for both CPU and GPU.
- Deprecate `DeviceQuantileDMatrix`.
2022-08-02 15:51:23 +08:00