Author

Guohong Mu

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Preprint Sep 2026

KUAISHOU Explorer LLM-Rec Challenge 2026: Reasoning Generative Recommendation

Generative recommendation, has been attracted a surge of attentions in industrial and academic research community, towards to build more smart system to build next-generation recommender. Under the significant developing wave of large language model, our team have been developed Semantic ID based OneRec/OneRec-V2. Thes...

Jiang-Xia Cao, Hao Peng, Wen-Long Xu et al. · 0 citations

Jul 2026

RecoReward: Recommender-Guided Multimodal Description Generation for Recommendation

These results show that RecoReward trains the MLLM to produce item features that benefit downstream recommendation while retaining content-only serving, and shows that RecoReward-9B outperforms its Qwen3.5-9B baseline and all other evaluated models across seven recall metrics.

Guohong Mu, Yue-Yang Liu, Jiangxia Cao et al. · arXiv.org · 0 citations

Preprint Aug 2026

Annotations as Rollouts: Efficient and Scalable Reinforcement Learning for Video MLLMs

The sample efficiency and scalability of RL post-training for video MLLMs and introduces OraRL, a decoupled advantage estimator that scales with model size and data, surpassing its backbone from 0.8B to 9B and GRPO up to 100k prompts.

Yunheng Li, Guo-Hong Mu, Hao Li et al. · 1 citation