activity
20242026
collaborators

6 papers

cs.AI2026

COMPASS: Cognitive MCTS-Guided Process Alignment for Safe Search Agents

Wenkai Shen, Pengyang Zhou, Jiahe Xu +5

LLM-powered search agents enable multi-step reasoning and tool use. However, these capabilities introduce retrieval-induced safety degradation, as harmful intents may decompose int…

cs.LG2026

Nexusformer: Nonlinear Attention Expansion for Stable and Inheritable Transformer Scaling

Weijie Zhao, Mingquan Liu, Bolun Wang +4

Scaling Transformers typically necessitates training larger models from scratch, as standard architectures struggle to expand without discarding learned representations. We identif…

cs.CL2026

ProUIE: A Macro-to-Micro Progressive Learning Method for LLM-based Universal Information Extraction

Wenda Liu, Zhigang Song, Shuai Nie +11

LLM-based universal information extraction (UIE) methods often rely on additional information beyond the original training data, which increases training complexity yet often yield…

cs.CV2025

FOCoOp: Enhancing Out-of-Distribution Robustness in Federated Prompt Learning for Vision-Language Models

Xinting Liao, Weiming Liu, Jiaming Qian +6

Federated prompt learning (FPL) for vision-language models is a powerful approach to collaboratively adapt models across distributed clients while preserving data privacy. However,…

cs.LG2024

FOOGD: Federated Collaboration for Both Out-of-distribution Generalization and Detection

Xinting Liao, Weiming Liu, Pengyang Zhou +6

Federated learning (FL) is a promising machine learning paradigm that collaborates with client models to capture global knowledge. However, deploying FL models in real-world scenar…

cs.LG2024

Rethinking the Representation in Federated Unsupervised Learning with Non-IID Data

Xinting Liao, Weiming Liu, Chaochao Chen +7

Federated learning achieves effective performance in modeling decentralized data. In practice, client data are not well-labeled, which makes it potential for federated unsupervised…