Graph Collaborative Signals Denoising and Augmentation for Recommendation.
Ziwei FanKe XuZhang DongHao PengJiawei ZhangPhilip S. YuPublished in: CoRR (2023)
Keyphrases
- denoising
- image denoising
- soft threshold
- total variation
- weighted graph
- noisy images
- gaussian white noise
- collaborative filtering
- graph representation
- wavelet domain
- graph structure
- denoising algorithm
- graph theory
- bipartite graph
- recommender systems
- image processing
- natural images
- signal processing
- structured data
- heterogeneous social networks
- random walk
- collaborative learning
- denoising methods
- wavelet packet
- gaussian noise
- graph partitioning
- recommendation systems
- frequency domain
- social network analysis
- connected components
- graph theoretic
- blind source separation
- graph model
- directed acyclic graph
- spectral analysis
- source separation
- wavelet denoising
- computer vision