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Rework MAP and Pairwise for LTR. (#9075)

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This commit is contained in:
Jiaming Yuan
2023-04-28 02:39:12 +08:00
committed by GitHub
parent 0e470ef606
commit e206b899ef
19 changed files with 612 additions and 1135 deletions
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src/metric/rank_metric.cc
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@@ -493,7 +493,6 @@ class EvalMAPScore : public EvalRankWithCache<ltr::MAPCache> {
auto rank_idx = p_cache->SortedIdx(ctx_, predt.ConstHostSpan());
common::ParallelFor(p_cache->Groups(), ctx_->Threads(), [&](auto g) {
auto g_predt = h_predt.Slice(linalg::Range(gptr[g], gptr[g + 1]));
auto g_label = h_label.Slice(linalg::Range(gptr[g], gptr[g + 1]));
auto g_rank = rank_idx.subspan(gptr[g]);