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audio-visual generation 1identity consistency 1implicit reward 1multi-shot video synthesis 1narrative control 1post-training fine-tuning 1preference optimization 1temporal alignment 1temporal consistency 1video diffusion 1

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cs.IR2026

Efficient Generative Retrieval for E-commerce Search with Semantic Cluster IDs and Expert-Guided RL

Jianbo Zhu, Xing Fang, Jing Wang +5

Generative retrieval offers a promising alternative by unifying the fragmented multi-stage retrieval process into a single end-to-end model. However, its practical adoption in indu…