2 Commits

Author	SHA1	Message	Date
Jiaming Yuan	8d7c6366d7	Accept histogram cut instead gradient index in evaluation. (#7336)	2021-10-20 18:04:46 +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