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Multi-model pseudo-document generation and reconstruction for hybrid query expansion
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DOI：10.1016/j.ipm.2025.104543.png)
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Abstract
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• Query expansion effectively solves the semantic matching generated by large models. • Multi-model collaborative enhances query semantic coverage and retrieval relevance. • Generation and reconstruction of pseudo documents to alleviate the semantic gap. • Experiments on three real datasets verify the performance and efficiency of baselines.
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