collaborators

9 papers

cs.IR2026

Generative Recommenders Forget the Long Tail: Restoring Memorization in Retrieval and Ranking

Xu Huang, Jiancan Wu, Hongzheng Qin +5

Generative recommenders replace the retrieve-then-rank cascade with a single model: beam search over semantic item identifiers performs retrieval, and the same likelihood performs…

cs.SE2026

Structurally Aligned Subtask-Level Memory for Software Engineering Agents

Kangning Shen, Jingyuan Zhang, Chenxi Sun +2

Large Language Models (LLMs) have demonstrated significant potential as autonomous software engineering (SWE) agents. Recent work has further explored augmenting these agents with…

cs.CL2026

GISA: A Benchmark for General Information-Seeking Assistant

Yutao Zhu, Xingshuo Zhang, Maosen Zhang +9

The advancement of large language models (LLMs) has significantly accelerated the development of search agents capable of autonomously gathering information through multi-turn web…

cs.CR2026

CVE-Factory: Scaling Expert-Level Agentic Tasks for Code Security Vulnerability

Xianzhen Luo, Jingyuan Zhang, Shiqi Zhou +8

Evaluating and improving the security capabilities of code agents requires high-quality, executable vulnerability tasks. However, existing works rely on costly, unscalable manual r…

cs.LG2025

Efficient Training of Diffusion Mixture-of-Experts Models: A Practical Recipe

Yahui Liu, Yang Yue, Jingyuan Zhang +5

Recent efforts on Diffusion Mixture-of-Experts (MoE) models have primarily focused on developing more sophisticated routing mechanisms. However, we observe that the underlying arch…

cs.IR2025

LLM-Aligned Geographic Item Tokenization for Local-Life Recommendation

Hao Jiang, Guoquan Wang, Donglin Zhou +5

Recent advances in Large Language Models (LLMs) have enhanced text-based recommendation by enriching traditional ID-based methods with semantic generalization capabilities. Text-ba…

cs.IR2025

ReST: A Plug-and-Play Spatially-Constrained Representation Enhancement Framework for Local-Life Recommendation

Hao Jiang, Long Zhang, Guoquan Wang +6

Local-life recommendation have witnessed rapid growth, providing users with convenient access to daily essentials. However, this domain faces two key challenges: (1) spatial constr…

cs.IR2025

OneLoc: Geo-Aware Generative Recommender Systems for Local Life Service

Zhipeng Wei, Kuo Cai, Junda She +8

Local life service is a vital scenario in Kuaishou App, where video recommendation is intrinsically linked with store's location information. Thus, recommendation in our scenario i…

cs.IR2025

FIM: Frequency-Aware Multi-View Interest Modeling for Local-Life Service Recommendation

Guoquan Wang, Qiang Luo, Weisong Hu +4

People's daily lives involve numerous periodic behaviors, such as eating and traveling. Local-life platforms cater to these recurring needs by providing essential services tied to…