Search Results for author: Ziqiang Cui

Found 2 papers, 1 papers with code

Diffusion-based Contrastive Learning for Sequential Recommendation

no code implementations15 May 2024 Ziqiang Cui, Haolun Wu, Bowei He, Ji Cheng, Chen Ma

However, these random augmentation strategies (e. g., mask or substitution) neglect the semantic consistency of different augmented views for the same user, leading to semantically inconsistent sequences with similar representations.

Contrastive Learning Sequential Recommendation

Treatment-Aware Hyperbolic Representation Learning for Causal Effect Estimation with Social Networks

1 code implementation12 Jan 2024 Ziqiang Cui, Xing Tang, Yang Qiao, Bowei He, Liang Chen, Xiuqiang He, Chen Ma

Firstly, TAHyper employs the hyperbolic space to encode the social networks, thereby effectively reducing the distortion of confounder representation caused by Euclidean embeddings.

Representation Learning

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