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Sponsored AI AM CLAUDE, A Beginner's Guide: Learn the basics of working with AI AI AM CLAUDE, A Beginner's Guide: Learn the basics of working with AI

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Souleymane Oumtanaga

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Open access Aug 2026

QUERY-TYPE SENSITIVITY AND SELECTIVE BENEFITS OF HYBRID LEXICAL- SEMANTIC RETRIEVAL: AN EXPERIMENTAL ANALYSIS WITH BM25 AND MULTILINGUAL SBERT

Hybrid lexical-semantic retrieval combines signals derived from explicit term matching and dense semantic representations. However, an aggregate retrieval score can conceal heterogeneous behavior across information needs. This study examines that heterogeneity at query and predefined query-type levels using a controlle...

Mamadou Bakouan, Tiémoman Koné, Ko-Nan Yao et al. · 0 citations

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