activity
20242026
most citedAgent Hospital: A Simulacrum of Hospital with Evolvable Medical Agents

40 citations · 59 across the 13 of their papers we have counts for

collaborators

14 papers

cs.IR2026

ClawRec: A Claw-Native Recommender System

Chenghao Wu, Kesha Ou, Xiaolei Wang +8

Recommender systems have become integral to navigating the modern digital ecosystem. Yet most deployed systems remain confined within single-platform boundaries, observing localize…

cs.LG2026

Enhancing LLM Metacognition via Cognitive Pairwise Training

Weitao Li, Hao Zhou, Xuanyu Lei +11

Reinforcement learning with verifiable rewards (RLVR) has become central to LLM reasoning, but its outcome-level rewards can make models more willing to give confident answers when…

cs.AI2026

The MiniMax-M2 Series: Mini Activations Unleashing Max Real-World Intelligence

Aili Chen, Aonian Li, Baichuan Zhou +215

We introduce the MiniMax-M2 series, a family of Mixture-of-Experts language models built around the principle that mini activations can unleash maximum real-world intelligence. The…

cs.CL2026

Beyond "I Don't Know": Evaluating LLM Self-Awareness in Discriminating Data and Model Uncertainty

Jingyi Ren, Ante Wang, Yunghwei Lai +5

Reliable Large Language Models (LLMs) should abstain when confidence is insufficient. However, prior studies often treat refusal as a generic "I don't know'', failing to distinguis…

cs.IR2026

Deep Research for Recommender Systems

Kesha Ou, Chenghao Wu, Xiaolei Wang +6

The technical foundations of recommender systems have progressed from collaborative filtering to complex neural models and, more recently, large language models. Despite these tech…

cs.AI2026

RecNet: Self-Evolving Preference Propagation for Agentic Recommender Systems

Bingqian Li, Xiaolei Wang, Junyi Li +5

Agentic recommender systems leverage Large Language Models (LLMs) to model complex user behaviors and support personalized decision-making. However, existing methods primarily mode…

cs.LG2025

iFairy: the First 2-bit Complex LLM with All Parameters in

Feiyu Wang, Guoan Wang, Yihao Zhang +7

Quantization-Aware Training (QAT) integrates quantization into the training loop, enabling LLMs to learn robust low-bit representations, and is widely recognized as one of the most…

cs.CL2025

UR: Unify RAG and Reasoning through Reinforcement Learning

Weitao Li, Boran Xiang, Xiaolong Wang +5

Large Language Models (LLMs) have shown strong capabilities through two complementary paradigms: Retrieval-Augmented Generation (RAG) for knowledge grounding and Reinforcement Lear…

cs.CL2025★ 1 cited

Towards Transparent RAG: Fostering Evidence Traceability in LLM Generation via Reinforcement Learning

Jingyi Ren, Yekun Xu, Xiaolong Wang +4

Retrieval-Augmented Generation (RAG) delivers substantial value in knowledge-intensive applications. However, its generated responses often lack transparent reasoning paths that tr…

cs.CL2025

Efficient Dynamic Clustering-Based Document Compression for Retrieval-Augmented-Generation

Weitao Li, Kaiming Liu, Xiangyu Zhang +3

Retrieval-Augmented Generation (RAG) has emerged as a widely adopted approach for knowledge injection during large language model (LLM) inference in recent years. However, due to t…

cs.LG2024★ 1 cited

Art and Science of Quantizing Large-Scale Models: A Comprehensive Overview

Yanshu Wang, Tong Yang, Xiyan Liang +5

This paper provides a comprehensive overview of the principles, challenges, and methodologies associated with quantizing large-scale neural network models. As neural networks have…

cs.IR2024

EXIT: An EXplicit Interest Transfer Framework for Cross-Domain Recommendation

Lei Huang, Weitao Li, Chenrui Zhang +3

Cross-domain recommendation has attracted substantial interest in industrial apps such as Meituan, which serves multiple business domains via knowledge transfer and meets the diver…

cs.AI2024★ 40 cited

Agent Hospital: A Simulacrum of Hospital with Evolvable Medical Agents

Junkai Li, Yunghwei Lai, Weitao Li +8

The recent rapid development of large language models (LLMs) has sparked a new wave of technological revolution in medical artificial intelligence (AI). While LLMs are designed to…

cs.CL2024★ 17 cited

Citation-Enhanced Generation for LLM-based Chatbots

Weitao Li, Junkai Li, Weizhi Ma +1

Large language models (LLMs) exhibit powerful general intelligence across diverse scenarios, including their integration into chatbots. However, a vital challenge of LLM-based chat…