Modelling of Sound Events with Hidden Imbalances Based on Clustering and Separate Sub-Dictionary Learning.
Chaitanya NarisettyTatsuya KomatsuReishi KondoPublished in: EUSIPCO (2018)
Keyphrases
- dictionary learning
- sparse representation
- sparse coding
- image super resolution
- k means
- clustering algorithm
- unsupervised learning
- object category recognition
- group sparsity
- high dimensional data
- document clustering
- high quality
- pairwise
- sparse codes
- supervised learning
- higher order
- natural images
- learning algorithm
- data points
- multiscale
- nonnegative matrix factorization