collaborators

16 papers

cs.AI2026

The User Asks, Platforms Compete: How Agentic Recommendation Markets Take Shape

Deyao Hong, Kehan Zheng, Qian Li +3

Online recommendation has traditionally taken place after a user enters a platform, which determines the candidate pool and the ranking shown to the user. LLM-based user agents ena…

cs.CV2026

DSH-Bench: A Difficulty- and Scenario-Aware Benchmark with Hierarchical Subject Taxonomy for Subject-Driven Text-to-Image Generation

Zhenyu Hu, Qing Wang, Te Cao +11

Significant progress has been achieved in subject-driven text-to-image (T2I) generation, which aims to synthesize new images depicting target subjects according to user instruction…

cs.LG2026

PRISM: Parallel Residual Iterative Sequence Model

Jie Jiang, Ke Cheng, Xin Xu +8

Generative sequence modeling faces a fundamental tension between the expressivity of Transformers and the efficiency of linear sequence models. Existing efficient architectures are…

cs.IR2026

End-to-End Semantic ID Generation for Generative Advertisement Recommendation

Jie Jiang, Xinxun Zhang, Enming Zhang +8

Generative Recommendation (GR) has excelled by framing recommendation as next-token prediction. This paradigm relies on Semantic IDs (SIDs) to tokenize large-scale items into discr…

cs.CL2026

ATGPO: Agentic Turn-Group Policy Optimization with Adaptive Turn-level Clipping

Dingwei Chen, Zefang Zong, Zhipeng Ma +5

Reinforcement learning for agentic large language models (LLMs) typically relies on a sparse, trajectory-level outcome reward, making it difficult to evaluate the contribution of i…

cs.IR2026

UniVA: Unified Value Alignment for Generative Recommendation in Online Advertising at Tencent

Xinxun Zhang, Yuling Xiong, Jiale Zhou +14

Generative Recommendation (GR) reformulates recommendation as next-token generation over item Semantic IDs (SIDs) and has shown promise in industrial applications. However, extendi…