Apple's CoGR co-evolves LLM generative retriever with RL for inverted-index search
apple · hf · 2026-09-03
Apple introduces CoGR (Co-evolving Generative Retriever), which trains LLMs to generate compact keywords for both queries and items, enabling direct inverted-index retrieval optimized via co-evolving reinforcement learning.
Related event: Apple Open-Sources CoGR for Co-Evolved Generative Retrieval(3 posts)→
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