Chi Lu
2 indexed papers
Recent (6 mo)
2With code
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226
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NLP×2Info Retrieval×1AI×1Society×1HCI×1
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Research Timeline
2026
WAXAL-NET: Finetuned Edge ASR Across 19 African Languages
This paper demonstrates that compact, domain-specialized Automatic Speech Recognition (ASR) models significantly outperform large, general-purpose foundation models for conversational speech across 19 African languages.
Taiji: Pareto Optimal Policy Optimization with Semantics-IDs Trade-off for Industrial LLM-Enhanced Recommendation
Taiji is a novel LLM-as-Enhancer framework that optimizes recommender systems by addressing the challenges of generating high-quality reasoning data and balancing semantic and ID-based rewards.
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Papers
cs.IRcs.AIcs.CLRecentJun 2, 2026
Taiji: Pareto Optimal Policy Optimization with Semantics-IDs Trade-off for Industrial LLM-Enhanced Recommendation
Yuecheng Li, Zeyu Song, Jing Yao, Chi Lu +2 more
Taiji is a novel LLM-as-Enhancer framework that optimizes recommender systems by addressing the challenges of generating high-quality reasoning data and balancing semantic and ID-based rewards.
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cs.CLcs.CYcs.HCRecentJun 1, 2026