A novel modulation classification method in cognitive radios using higher-order cumulants and denoising stacked sparse autoencoder.
Xu ZhuTakeo FujiiPublished in: APSIPA (2016)
Keyphrases
- classification method
- denoising
- higher order
- natural images
- basis pursuit
- image denoising
- fourth order
- high order
- sparse coding
- noise removal
- noisy images
- support vector machine
- knn
- k nearest neighbor
- high dimensional
- total variation
- classification scheme
- image processing
- text classification
- support vector machine svm
- classification algorithm
- pairwise
- sparse representation
- markov random field
- selected features
- gaussian noise
- denoising methods
- nonlinear diffusion
- text categorization
- small number
- active learning
- blind source separation
- test sample
- multiscale