A Quantization Matrix Design using Total Variation for Sparse Representation-based Image Coding.
Ji WangYoshiyuki YashimaPublished in: GCCE (2020)
Keyphrases
- image coding
- total variation
- image coder
- denoising
- subband image coding
- wavelet transform
- image restoration
- image denoising
- vector quantizer
- filter bank
- convex optimization
- matching pursuit
- image processing
- pattern recognition
- minimization problems
- image compression
- lapped transforms
- building blocks
- singular value decomposition
- feature extraction