Hendrik/xgboost
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2 Commits

Author SHA1 Message Date
sriramch
ee81ba8e1f implementation of map ranking algorithm on gpu (#5129) 
* - implementation of map ranking algorithm
  - also effected necessary suggestions mentioned in the earlier ranking pr's
  - made some performance improvements to the ndcg algo as well
 2019-12-27 12:05:37 +13:00
sriramch
2abe69d774 - ndcg ltr implementation on gpu (#5004) 
* - ndcg ltr implementation on gpu
  - this is a follow-up to the pairwise ltr implementation
 2019-11-13 11:21:04 +13:00