Convolutional Dictionary Learning for Multi-Channel Signals.
Cristina Garcia-CardonaBrendt WohlbergPublished in: ACSSC (2018)
Keyphrases
- multi channel
- dictionary learning
- sparse coding
- single channel
- sparse representation
- natural images
- linear combination
- image classification
- signal processing
- generative model
- unsupervised learning
- image representation
- image patches
- higher order
- multiscale
- face recognition
- dimensionality reduction
- machine learning
- co occurrence
- semi supervised
- visual words
- independent component analysis
- data analysis
- object recognition
- heart rate