Coarse-to-Fine Sparse Sequential Recommendation.
Jiacheng LiTong ZhaoJin LiJim ChanChristos FaloutsosGeorge KarypisSoo-Min PantelJulian J. McAuleyPublished in: SIGIR (2022)
Keyphrases
- coarse to fine
- multiscale
- multiresolution
- object detection
- image registration
- hierarchical segmentation
- active shape model
- hierarchical representation
- recommender systems
- high dimensional
- collaborative filtering
- sparse representation
- feature correspondences
- dynamic programming
- image processing
- optical flow estimation
- image pyramid
- similarity measure
- image segmentation
- natural images
- computer vision