Crate caffe2op_listwisel2r

Macros

• cwise_gt
• cwise_log_sigm
• cwise_lt
• cwise_sigm
• cwise_sign
• pairwise_diff

Structs

• GetLambdaRankNdcgGradient
• LambdaRankNdcgGradientOp
• LambdaRankNdcgOp
  | It implements the LambdaRank as appeared | in Wu, | | Qiang, et al. “Adapting boosting for | information retrieval measures.” | Information Retrieval 13.3 (2010): | 254-270. | | This method heuristically optimizes | the NDCG. |

Functions

• arg_sort
  | Returns the indices that would sort | an array. For example: | | data = [3, 1, 2, 4] | | return = [1, 2, 0, 3] (reverse = false) | | return = [3, 0, 2, 1] (reverse = true) |