A Region Based Easy Path Wavelet Transform For Sparse Image Representation.
Renato BudinichPublished in: CoRR (2017)
Keyphrases
- image representation
- wavelet transform
- multiscale
- sparse coding
- compressive sensing
- sparse representation
- image retrieval
- image classification
- image compression
- image content
- high frequency
- multiresolution
- wavelet coefficients
- image segmentation
- visual words
- quadtree
- subband
- bag of words
- image features
- feature space
- object recognition
- scene classification
- bag of visual words
- feature representations
- wavelet domain
- scene recognition
- spatial pyramid
- feature extraction
- representation scheme
- low frequency
- high dimensional
- region segmentation
- natural images
- bag of features
- random projections
- receptive fields
- object detection
- contourlet transform
- scene categorization