Multiresolution Graph Fourier Transform for Compression of Piecewise Smooth Images.
Wei HuGene CheungAntonio OrtegaOscar C. AuPublished in: IEEE Trans. Image Process. (2015)
Keyphrases
- piecewise smooth
- fourier transform
- log polar
- multiresolution
- fourier domain
- frequency domain
- gaussian noise
- piecewise constant
- fourier coefficients
- discrete fourier transform
- sparse representation
- image classification
- edge detection
- image retrieval
- object recognition
- neural network
- test images
- input image
- image data
- image analysis
- face recognition
- segmentation method
- gabor filters
- principal component analysis