Speech data compression through sparse coding of innovations.
Tenkasi V. RamabadranDeepen SinhaPublished in: IEEE Trans. Speech Audio Process. (1994)
Keyphrases
- data compression
- sparse coding
- dictionary learning
- natural images
- sparse representation
- image classification
- linear combination
- unsupervised learning
- compression algorithm
- image representation
- generative model
- compression ratio
- data reduction
- image patches
- high dimensional
- visual words
- feature space
- coding method
- multiscale
- model selection
- higher order
- small number
- bitstream
- data sets