When Reranking Hurts: Uncertainty-Based Gating for Few-Shot Reranking
推翻重排序必有益的假设,提出无训练门控机制:只有不确定性高时再重排序,反而提升性能。
arXiv:2606.31087v1 Announce Type: cross Abstract: Few-shot selection typically assumes that reranking retrieved examples always improves performance. …