activity
20242026
most citedSIGformer: Sign-aware Graph Transformer for Recommendation

34 citations · 38 across the 5 of their papers we have counts for

collaborators

5 papers

cs.IR2026

TopKGAT: A Top-K Objective-Driven Architecture for Recommendation

Sirui Chen, Jiawei Chen, Canghong Jin +4

Recommendation systems (RS) aim to retrieve the top-K items most relevant to users, with metrics such as Precision@K and Recall@K commonly used to assess effectiveness. The archite…

cs.CL2025

Arrows of Math Reasoning Data Synthesis for Large Language Models: Diversity, Complexity and Correctness

Sirui Chen, Changxin Tian, Binbin Hu +4

Enhancing the mathematical reasoning of large language models (LLMs) demands high-quality training data, yet conventional methods face critical challenges in scalability, cost, and…

cs.LG2025

OpenGT: A Comprehensive Benchmark For Graph Transformers

Jiachen Tang, Zhonghao Wang, Sirui Chen +3

Graph Transformers (GTs) have recently demonstrated remarkable performance across diverse domains. By leveraging attention mechanisms, GTs are capable of modeling long-range depend…

cs.IR20254 cited

Rankformer: A Graph Transformer for Recommendation based on Ranking Objective

Sirui Chen, Shen Han, Jiawei Chen +6

Recommender Systems (RS) aim to generate personalized ranked lists for each user and are evaluated using ranking metrics. Although personalized ranking is a fundamental aspect of R…

cs.IR202434 cited

SIGformer: Sign-aware Graph Transformer for Recommendation

Sirui Chen, Jiawei Chen, Sheng Zhou +5

In recommender systems, most graph-based methods focus on positive user feedback, while overlooking the valuable negative feedback. Integrating both positive and negative feedback…