Publications

Language Models Encode Collaborative Signals in Recommendation
Leheng Sheng, An Zhang†, Yi Zhang, Yuxin Chen, Xiang Wang, Tat-Seng Chua
-- Towards the homomorphism between language and recommendation spaces!
Arxiv    [Paper] [Arxiv] [Code]

On Generative Agents in Recommendation
An Zhang*, Yuxin Chen*, Leheng Sheng*, Xiang Wang†, Tat-Seng Chua
-- LLM-based agents can behave like human users!
SIGIR, 2024 (CCF A)    [Paper] [Arxiv] [Code]

Empowering Collaborative Filtering with Principled Adversarial Contrastive Loss
An Zhang*, Leheng Sheng*, Zhibo Cai†, Xiang Wang, Tat-Seng Chua
-- Exploring false negatives discovering via adversarial training.
NeurIPS, 2023 (CCF A)    [Paper] [Arxiv] [Code]

BrainNetFormer: Decoding Brain Cognitive States with Spatial-Temporal Cross Attention
Leheng Sheng, Wehan Wang, Zhiyi Shi, Jichao Zhan, Youyong Kong†
-- "Subtasks" matter in human cognitive states identification.
ICASSP, 2023 (CCF B)    [Paper]