2 Commits

Author SHA1 Message Date
Jiaming Yuan
7bccc1ea2c
[EM] CPU implementation for external memory QDM. (#10682)
- A new DMatrix type.
- Extract common code into a new QDM base class.

Not yet working:
- Not exposed to the interface yet, will wait for the GPU implementation.
- ~No meta info yet, still working on the source.~
- Exporting data to CSR is not supported yet.
2024-08-09 09:38:02 +08:00
Jiaming Yuan
08ce495b5d
Use Booster context in DMatrix. (#8896)
- Pass context from booster to DMatrix.
- Use context instead of integer for `n_threads`.
- Check the consistency configuration for `max_bin`.
- Test for all combinations of initialization options.
2023-04-28 21:47:14 +08:00