Zhiyong Cheng
2 papers · Latest:
Information Retrieval
Post-hoc Provider Fairness Adaptation via Hierarchical Exposure Alignment
PFA introduces a post-hoc fairness adapter for frozen recommenders, enabling flexible provider exposure fairness without expensive model retraining.
2605.01524
Natural Language ProcessingEmotion-Cause Pair Extraction in Conversations via Semantic Decoupling and Graph Alignment
SCALE disentangles emotion and cause semantics in conversations, using optimal transport for global emotion-cause pair extraction, achieving SOTA.
2604.19547
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