Graph Collaborative Signals Denoising and Augmentation for Recommendation.
Ziwei FanKe XuZhang DongHao PengJiawei ZhangPhilip S. YuPublished in: SIGIR (2023)
Keyphrases
- denoising
- image denoising
- soft threshold
- image processing
- signal processing
- gaussian white noise
- graph representation
- graph structure
- denoising algorithm
- noise removal
- graph theory
- noisy images
- user preferences
- random walk
- natural images
- wavelet denoising
- graph model
- recommender systems
- wavelet packet
- recommendation systems
- wavelet domain
- collaborative filtering
- structured data
- frequency domain
- computer vision
- bipartite graph
- semi supervised
- source separation
- personalized recommendation
- recommendation algorithms
- collaborative learning
- graph theoretic
- connected components
- spanning tree
- graph matching
- total variation
- directed acyclic graph
- search engine