Group Sparsity Constrained Automatic Brain Label Propagation.
Shu LiaoDaoqiang ZhangPew-Thian YapGuorong WuDinggang ShenPublished in: MLMI (2012)
Keyphrases
- label propagation
- group sparsity
- semi supervised
- semi supervised learning
- structured sparsity
- low rank
- labeled data
- class labels
- unlabeled data
- community detection
- spectral clustering
- machine learning
- active learning
- image processing
- computer vision
- expectation maximization
- unsupervised learning
- small number
- sparse representation
- k means
- pairwise