xgboost

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Author	SHA1	Message	Date
Jiaming Yuan	4d81c741e9	External memory support for hist (#7531 ) * Generate column matrix from gHistIndex. * Avoid synchronization with the sparse page once the cache is written. * Cleanups: Remove member variables/functions, change the update routine to look like approx and gpu_hist. * Remove pruner.	2022-03-22 00:13:20 +08:00
Jiaming Yuan	6762c45494	Small cleanup to gradient index and hist. (#7668 ) * Code comments. * Const accessor to index. * Remove some weird variables in the `Index` class. * Simplify the `MemStackAllocator`.	2022-02-23 11:37:21 +08:00
Jiaming Yuan	3515931305	Initial support for external memory in gradient index. (#7183 ) * Add hessian to batch param in preparation of new approx impl. * Extract a push method for gradient index matrix. * Use span instead of vector ref for hessian in sketching. * Create a binary format for gradient index.	2021-09-13 12:40:56 +08:00

Author

SHA1

Message

Date

Jiaming Yuan

4d81c741e9

External memory support for hist (#7531 )

* Generate column matrix from gHistIndex.
* Avoid synchronization with the sparse page once the cache is written.
* Cleanups: Remove member variables/functions, change the update routine to look like approx and gpu_hist.
* Remove pruner.

2022-03-22 00:13:20 +08:00

Jiaming Yuan

6762c45494

Small cleanup to gradient index and hist. (#7668 )

* Code comments.
* Const accessor to index.
* Remove some weird variables in the `Index` class.
* Simplify the `MemStackAllocator`.

2022-02-23 11:37:21 +08:00

Jiaming Yuan

3515931305

Initial support for external memory in gradient index. (#7183 )

* Add hessian to batch param in preparation of new approx impl.
* Extract a push method for gradient index matrix.
* Use span instead of vector ref for hessian in sketching.
* Create a binary format for gradient index.

2021-09-13 12:40:56 +08:00

3 Commits