activity
20222025
most citedRethinking Cross-Domain Sequential Recommendation under Open-World Assumptions

32 citations · 74 across the 18 of their papers we have counts for

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Showing 2025Show all

8 papers · 1 filter

cs.IR2025

Token-Controlled Re-ranking for Sequential Recommendation via LLMs

Wenxi Dai, Wujiang Xu, Pinhuan Wang +1

The widespread adoption of Large Language Models (LLMs) as re-rankers is shifting recommender systems towards a user-centric paradigm. However, a significant gap remains: current r…

cs.LG2025

Graph4MM: Weaving Multimodal Learning with Structural Information

Xuying Ning, Dongqi Fu, Tianxin Wei +2

Real-world multimodal data usually exhibit complex structural relationships beyond traditional one-to-one mappings like image-caption pairs. Entities across modalities interact in…

cs.LG2025

LLM as GNN: Graph Vocabulary Learning for Text-Attributed Graph Foundation Models

Xi Zhu, Haochen Xue, Ziwei Zhao +7

Text-Attributed Graphs (TAGs), where each node is associated with text descriptions, are ubiquitous in real-world scenarios. They typically exhibit distinctive structure and domain…

cs.DB2025

OmniRouter: Budget and Performance Controllable Multi-LLM Routing

Kai Mei, Wujiang Xu, Minghao Guo +2

Large language models (LLMs) deliver superior performance but require substantial computational resources and operate with relatively low efficiency, while smaller models can effic…

cs.CL2025

I-MCTS: Enhancing Agentic AutoML via Introspective Monte Carlo Tree Search

Zujie Liang, Feng Wei, Wujiang Xu +3

Recent advancements in large language models (LLMs) have shown remarkable potential in automating machine learning tasks. However, existing LLM-based agents often struggle with low…

cs.CL2025★ 1 cited

iAgent: LLM Agent as a Shield between User and Recommender Systems

Wujiang Xu, Yunxiao Shi, Zujie Liang +6

Traditional recommender systems usually take the user-platform paradigm, where users are directly exposed under the control of the platform's recommendation algorithms. However, th…

cs.CL2025

A-MEM: Agentic Memory for LLM Agents

Wujiang Xu, Zujie Liang, Kai Mei +3

While large language model (LLM) agents can effectively use external tools for complex real-world tasks, they require memory systems to leverage historical experiences. Current mem…

cs.CL2025

Massive Values in Self-Attention Modules are the Key to Contextual Knowledge Understanding

Mingyu Jin, Kai Mei, Wujiang Xu +5

Large language models (LLMs) have achieved remarkable success in contextual knowledge understanding. In this paper, we show that these concentrated massive values consistently emer…