Alibaba Jointly Trains Embeddings and Codebooks for E-commerce Generative Retrieval
_reachsumit · x · 2026-09-01
Addressing error accumulation and inconsistent IDs for same-cluster products in two-stage training, Alibaba proposes a joint training method for product embeddings and retrieval codebooks. By incorporating same-product cluster information as supervision, the method significantly improves e-commerce retrieval performance and enhances learning quality.
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