JD Tech
Dec 14, 2024 · Artificial Intelligence
Generative Retrieval for E‑commerce Search: Lexical and Semantic ID Approaches
This article presents a comprehensive study of generative retrieval for large‑scale e‑commerce search, comparing lexical‑based and Semantic‑ID‑based methods, introducing a Query‑to‑MultiSpan framework, analyzing the sand‑glass distribution problem in residual quantization, and proposing heuristic and adaptive solutions to improve recall and efficiency.
AIe-commerce searchgenerative retrieval
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