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Wei Wei

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Conference Open access Sep 2026

Re-Weighting Cross-Modal Pairs via Rank Consistency for Noise-Robust Retrieval

A novel semantic matching degree estimation method based on ranking consistency that reweights the training paris by measuring the Normalized Discounted Cumulative Gain (NDCG) between its cross-modal and intra-modal retrieval results.

Wei-Ran Pan, Wei Wei · 0 citations
#artificial intelligence Preprint Sep 2026

PACE: Progressive Angular-to-Norm Contrastive Embedding

This paper proposes PACE, a two-stage framework that progressively expands both the representation and trainable parameter spaces, and introduces Focal Embedding Loss, a confidence-adaptive objective that downweights queries with high positive retrieval confidence while emphasizing ambiguous queries with competitive ne...

Yan-Ping Li, Wei Zhou, Ya-Wen Liu et al. · 1 citation

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