activity
20202026
most citedCausal Intervention for Leveraging Popularity Bias in Recommendation

437 citations · 470 across the 6 of their papers we have counts for

collaborators

7 papers

cs.IR2026

Tlow: Flow-based Item Tokenizer for Recommendation

Nian Li, Chonggang Song, Jingtao Ding +3

Item tokenizer encodes semantic embeddings into token IDs to replace the randomly assigned item IDs used in traditional recommendation models, fundamentally addressing the problems…

cs.IR2024

PRECISE: Pre-training Sequential Recommenders with Collaborative and Semantic Information

Chonggang Song, Chunxu Shen, Hao Gu +4

Real-world recommendation systems commonly offer diverse content scenarios for users to interact with. Considering the enormous number of users in industrial platforms, it is infea…

cs.IR2024

TRAWL: External Knowledge-Enhanced Recommendation with LLM Assistance

Weiqing Luo, Chonggang Song, Lingling Yi +1

Combining semantic information with behavioral data is a crucial research area in recommender systems. A promising approach involves leveraging external knowledge to enrich behavio…

cs.IR2022★ 1 cited

Addressing Confounding Feature Issue for Causal Recommendation

Xiangnan He, Yang Zhang, Fuli Feng +4

In recommender system, some feature directly affects whether an interaction would happen, making the happened interactions not necessarily indicate user preference. For instance, s…

cs.IR2021★ 437 cited

Causal Intervention for Leveraging Popularity Bias in Recommendation

Yang Zhang, Fuli Feng, Xiangnan He +4

Recommender system usually faces popularity bias issues: from the data perspective, items exhibit uneven (long-tail) distribution on the interaction frequency; from the method pers…

cs.LG2020★ 32 cited

CatGCN: Graph Convolutional Networks with Categorical Node Features

Weijian Chen, Fuli Feng, Qifan Wang +4

Recent studies on Graph Convolutional Networks (GCNs) reveal that the initial node representations (i.e., the node representations before the first-time graph convolution) largely…