activity
20192025
most citedA Review-aware Graph Contrastive Learning Framework for Recommendation

169 citations · 293 across the 18 of their papers we have counts for

collaborators

18 papers

cs.IR2025

Invariance Matters: Empowering Social Recommendation via Graph Invariant Learning

Yonghui Yang, Le Wu, Yuxin Liao +4

Graph-based social recommendation systems have shown significant promise in enhancing recommendation performance, particularly in addressing the issue of data sparsity in user beha…

cs.IR2025

RecCocktail: A Generalizable and Efficient Framework for LLM-Based Recommendation

Min Hou, Chenxi Bai, Le Wu +6

Large Language Models (LLMs) have achieved remarkable success in recent years, owing to their impressive generalization capabilities and rich world knowledge. To capitalize on the…

cs.IR2024

Graph Bottlenecked Social Recommendation

Yonghui Yang, Le Wu, Zihan Wang +3

With the emergence of social networks, social recommendation has become an essential technique for personalized services. Recently, graph-based social recommendations have shown pr…

cs.IR2023★ 3 cited

Generative Contrastive Graph Learning for Recommendation

Yonghui Yang, Zhengwei Wu, Le Wu +5

By treating users' interactions as a user-item graph, graph learning models have been widely deployed in Collaborative Filtering(CF) based recommendation. Recently, researchers hav…

cs.CL2023

Description-Enhanced Label Embedding Contrastive Learning for Text Classification

Kun Zhang, Le Wu, Guangyi Lv +6

Text Classification is one of the fundamental tasks in natural language processing, which requires an agent to determine the most appropriate category for input sentences. Recently…

cs.IR2023★ 6 cited

Improving Recommendation Fairness via Data Augmentation

Lei Chen, Le Wu, Kun Zhang +5

Collaborative filtering based recommendation learns users' preferences from all users' historical behavior data, and has been popular to facilitate decision making. R Recently, the…

cs.IR2022★ 169 cited

A Review-aware Graph Contrastive Learning Framework for Recommendation

Jie Shuai, Kun Zhang, Le Wu +4

Most modern recommender systems predict users preferences with two components: user and item embedding learning, followed by the user-item interaction modeling. By utilizing the au…

cs.CL2021★ 7 cited

LadRa-Net: Locally-Aware Dynamic Re-read Attention Net for Sentence Semantic Matching

Kun Zhang, Guangyi Lv, Le Wu +3

Sentence semantic matching requires an agent to determine the semantic relation between two sentences, which is widely used in various natural language tasks, such as Natural Langu…

cs.CL2021

DGA-Net Dynamic Gaussian Attention Network for Sentence Semantic Matching

Kun Zhang, Guangyi Lv, Meng Wang +1

Sentence semantic matching requires an agent to determine the semantic relation between two sentences, where much recent progress has been made by the advancement of representation…

cs.IR2021

Privileged Graph Distillation for Cold Start Recommendation

Shuai Wang, Kun Zhang, Le Wu +3

The cold start problem in recommender systems is a long-standing challenge, which requires recommending to new users (items) based on attributes without any historical interaction…

cs.IR2021★ 1 cited

Set2setRank: Collaborative Set to Set Ranking for Implicit Feedback based Recommendation

Lei Chen, Le Wu, Kun Zhang +2

As users often express their preferences with binary behavior data~(implicit feedback), such as clicking items or buying products, implicit feedback based Collaborative Filtering~(…

cs.IR2021★ 1 cited

Learning Fair Representations for Recommendation: A Graph-based Perspective

Le Wu, Lei Chen, Pengyang Shao +3

As a key application of artificial intelligence, recommender systems are among the most pervasive computer aided systems to help users find potential items of interests. Recently,…

cs.CL2020

R-Net: Relation of Relation Learning Network for Sentence Semantic Matching

Kun Zhang, Le Wu, Guangyi Lv +3

Sentence semantic matching is one of the fundamental tasks in natural language processing, which requires an agent to determine the semantic relation among input sentences. Recentl…

cs.IR2020★ 15 cited

Joint Item Recommendation and Attribute Inference: An Adaptive Graph Convolutional Network Approach

Le Wu, Yonghui Yang, Kun Zhang +3

In many recommender systems, users and items are associated with attributes, and users show preferences to items. The attribute information describes users'(items') characteristics…

cs.SI2020★ 48 cited

DiffNet++: A Neural Influence and Interest Diffusion Network for Social Recommendation

Le Wu, Junwei Li, Peijie Sun +3

Social recommendation has emerged to leverage social connections among users for predicting users' unknown preferences, which could alleviate the data sparsity issue in collaborati…

cs.IR2020★ 13 cited

Revisiting Graph based Collaborative Filtering: A Linear Residual Graph Convolutional Network Approach

Lei Chen, Le Wu, Richang Hong +2

Graph Convolutional Networks (GCNs) are state-of-the-art graph based representation learning models by iteratively stacking multiple layers of convolution aggregation operations an…

cs.IR2019

Personalized Multimedia Item and Key Frame Recommendation

Le Wu, Lei Chen, Yonghui Yang +4

When recommending or advertising items to users, an emerging trend is to present each multimedia item with a key frame image (e.g., the poster of a movie). As each multimedia item…

cs.IR2019★ 30 cited

A Neural Influence Diffusion Model for Social Recommendation

Le Wu, Peijie Sun, Yanjie Fu +3

Precise user and item embedding learning is the key to building a successful recommender system. Traditionally, Collaborative Filtering(CF) provides a way to learn user and item em…