Search Results for author: Xiangmeng Wang

Found 5 papers, 2 papers with code

Counterfactual Explanation for Fairness in Recommendation

no code implementations10 Jul 2023 Xiangmeng Wang, Qian Li, Dianer Yu, Qing Li, Guandong Xu

The counterfactual explanations help to provide rational and proximate explanations for model fairness, while the attentive action pruning narrows the search space of attributes.

Attribute Causal Inference +4

Neural Causal Graph Collaborative Filtering

1 code implementation10 Jul 2023 Xiangmeng Wang, Qian Li, Dianer Yu, Wei Huang, Guandong Xu

In this work, we propose to integrate causal modeling with the learning process of GCN-based GCF models, leveraging causality-aware graph embeddings to capture complex causal relations in recommendations.

Collaborative Filtering Graph Learning +3

Reinforced Path Reasoning for Counterfactual Explainable Recommendation

1 code implementation14 Jul 2022 Xiangmeng Wang, Qian Li, Dianer Yu, Guandong Xu

We also deploy the explanation policy to a recommendation model to enhance the recommendation.

Attribute counterfactual +2

Causal Disentanglement for Semantics-Aware Intent Learning in Recommendation

no code implementations5 Feb 2022 Xiangmeng Wang, Qian Li, Dianer Yu, Peng Cui, Zhichao Wang, Guandong Xu

Traditional recommendation models trained on observational interaction data have generated large impacts in a wide range of applications, it faces bias problems that cover users' true intent and thus deteriorate the recommendation effectiveness.

Disentanglement

Be Causal: De-biasing Social Network Confounding in Recommendation

no code implementations17 May 2021 Qian Li, Xiangmeng Wang, Guandong Xu

A common practice to address MNAR is to treat missing entries from the so-called "exposure" perspective, i. e., modeling how an item is exposed (provided) to a user.

Causal Inference Recommendation Systems +2

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