activity
20202026
most citedGPS: Graph Contrastive Learning via Multi-scale Augmented Views from Adversarial Pooling

6 citations · 23 across the 15 of their papers we have counts for

collaborators

15 papers

cs.CL2026

GTA-RAG: Graph-Trajectory-Augmented Reinforcement Learning for Multi-Turn Retrieval-Augmented Reasoning

Jun Chen, Yongchao Liu, Pengyu Qiu +6

Retrieval-augmented generation (RAG) enables LLMs to access external knowledge for answering knowledge-intensive questions. For complex multi-hop questions, multi-turn retrieval-au…

cs.LG2026

scLLM-DSC: LLM-Knowledge Enhanced Cross-Modal Deep Structural Clustering for Single-Cell RNA Sequencing

Ping Xu, Pengjiang Li, Tian Du +6

Clustering is fundamental to scRNA-seq analysis, serving as a cornerstone for identifying cell populations and resolving tissue heterogeneity. However, existing methods focus on mi…

cs.AI2025

Disentangled Multi-span Evolutionary Network against Temporal Knowledge Graph Reasoning

Hao Dong, Ziyue Qiao, Zhiyuan Ning +4

Temporal Knowledge Graphs (TKGs), as an extension of static Knowledge Graphs (KGs), incorporate the temporal feature to express the transience of knowledge by describing when facts…

cs.LG2025

Rethinking Graph Contrastive Learning through Relative Similarity Preservation

Zhiyuan Ning, Pengfei Wang, Ziyue Qiao +2

Graph contrastive learning (GCL) has achieved remarkable success by following the computer vision paradigm of preserving absolute similarity between augmented views. However, this…

cs.LG2025

Collaborative Multi-Agent Reinforcement Learning for Automated Feature Transformation with Graph-Driven Path Optimization

Xiaohan Huang, Dongjie Wang, Zhiyuan Ning +7

Feature transformation methods aim to find an optimal mathematical feature-feature crossing process that generates high-value features and improves the performance of downstream ma…

cs.AI2025

Comprehend, Divide, and Conquer: Feature Subspace Exploration via Multi-Agent Hierarchical Reinforcement Learning

Weiliang Zhang, Xiaohan Huang, Yi Du +5

Feature selection aims to preprocess the target dataset, find an optimal and most streamlined feature subset, and enhance the downstream machine learning task. Among filter, wrappe…