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Li Niu

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Book Open access Aug 2026

LSAR: Sparse Lexical Representation Learning for Efficient and Interpretable Audio Retrieval

As Multimodal Large Language Models (MLLMs) expand the scope of retrieval-augmented generation, recommendation, and multimedia search, audio retrieval is expected to become a dependable retrieval component. Yet existing systems struggle to reconcile lexical precision, non-verbal acoustic evidence, and efficient, transp...

Haoyu Li, Yuzhe Bai, Li Niu · 0 citations
Book Open access Aug 2026

LSAR: Sparse Lexical Representation Learning for Efficient and Interpretable Audio Retrieval

As Multimodal Large Language Models (MLLMs) expand the scope of retrieval-augmented generation, recommendation, and multimedia search, audio retrieval is expected to become a dependable retrieval component. Yet existing systems struggle to reconcile lexical precision, non-verbal acoustic evidence, and efficient, transp...

Haoyu Li, Yuzhe Bai, Li Niu · 0 citations

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