works on

From the 2 of 5 linked papers with an AI index.

collaborators

5 papers

cs.IR2026

Restoring Collaborative Signals in Semantic-ID Generative Recommendation via Personalized Natural Language

Changjiang Han, Qingyang Li, Yaqiang Zang +4

The paper introduces a framework that uses personalized natural language prompts to inject hierarchical collaborative cues into LLM‑based generative recommendation models that outp…

cs.LG2026

Discrete Diffusion Models: A Unified Framework from Tokenization to Generation

Ye Yuan, Weien Li, Rui Song +19

The paper proposes a unified framework for discrete denoising diffusion models that ties together tokenization, vocabulary design, and generation methods, showing how existing appr…

cs.CL2026

Preference Heads in Large Language Models: A Mechanistic Framework for Interpretable Personalization

Weixu Zhang, Ye Yuan, Changjiang Han +7

Large Language Models (LLMs) exhibit strong implicit personalization ability, yet most existing approaches treat this behavior as a black box, relying on prompt engineering or fine…

cs.CL2026

Optimizing User Profiles via Contextual Bandits for Retrieval-Augmented LLM Personalization

Linfeng Du, Ye Yuan, Zichen Zhao +8

Large language models (LLMs) excel at general-purpose tasks, yet adapting their responses to individual users remains challenging. Retrieval augmentation provides a lightweight alt…

cs.NI2026

Beyond Message Passing: A Semantic View of Agent Communication Protocols

Dun Yuan, Fuyuan Lyu, Ye Yuan +11

Agent communication protocols are becoming critical infrastructure for large language model (LLM) systems that must use tools, coordinate with other agents, and operate across hete…