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161 Commits

Author SHA1 Message Date
phoenixbai
915ac0b8fe the fix of missing value assignment for name_ variable in EvalRankList method (#1558) 2016-09-26 08:57:17 -05:00
Vadim Khotilovich
75f401481f no exception throwing within omp parallel; set nthread in Learner (#1421) 2016-07-29 10:08:03 -07:00
Shengwen Yang
7089301b62 Metrics for gamma regression (#1369) 
* Add deviance metric for gamma regression

* Simplify the computation of nloglik for gamma regression

* Add a description for gamma-deviance

* Minor fix
 2016-07-18 09:10:44 -05:00
Shengwen Yang
77d17f6264 Add support for Gamma regression (#1258) 
* Add support for Gamma regression

* Use base_score to replace the lp_bias

* Remove the lp_bias config block

* Add a demo for running gamma regression in Python

* Typo fix

* Revise the description for objective

* Add a script to generate the autoclaims dataset
 2016-07-06 10:22:46 -07:00
Vadim Khotilovich
1160d0bf25 ability to specify threshold for the error metric 2016-04-25 01:29:04 -05:00
Zheng RuiFeng
2c7c27e297 create mae 2016-02-24 11:15:31 +08:00
tqchen
468bc7725a [METRIC] change metric accumulator to double 2016-02-10 11:17:17 -08:00
tqchen
fd173e260f [FIX] change evaluation to more precision 2016-01-16 10:25:12 -08:00
tqchen
d75e3ed05d [LIBXGBOOST] pass demo running. 2016-01-16 10:24:01 -08:00
tqchen
c8ccb61b9e [TREE] Enable updater registry 2016-01-16 10:24:01 -08:00
tqchen
b4d0bb5a6d [METRIC] all metric move finished 2016-01-16 10:24:01 -08:00