Underdetermined Blind Source Separation Using Sparse Coding.
Liangli ZhenDezhong PengZhang YiYong XiangPeng ChenPublished in: IEEE Trans. Neural Networks Learn. Syst. (2017)
Keyphrases
- blind source separation
- sparse coding
- sparse representation
- mixing matrix
- source signals
- blind separation
- negative matrix factorization
- independent component analysis
- natural images
- linear combination
- image classification
- source separation
- non stationary
- image patches
- image representation
- face recognition
- unsupervised learning
- generative model
- signal processing
- dimensionality reduction
- speech signal
- high dimensional
- feature space
- high dimensional data
- test images
- random projections
- feature selection
- neural network
- visual words
- input image
- active learning
- object recognition