Convolution Autoencoder-Based Sparse Representation Wavelet for Image Classification.
Tan-Sy NguyenLong H. NgoMarie LuongMounir KaanicheAzeddine BeghdadiPublished in: MMSP (2020)
Keyphrases
- sparse representation
- image classification
- feature extraction
- sparse coding
- dictionary learning
- wavelet transform
- bag of words
- image representation
- multiscale
- wavelet coefficients
- compressed sensing
- compressive sensing
- negative matrix factorization
- image patches
- image features
- multiresolution
- reconstruction error
- random projections
- regularized least squares
- joint optimization
- visual words
- image processing
- denoising
- sparsity constraints
- norm minimization
- sparse reconstruction
- machine learning
- test images
- signal processing
- neural network
- image reconstruction
- image segmentation
- computer vision
- sparse approximations