Adaptive RD Optimal Sparse Coding With Quantization for Image Compression.
Madhusudan KalluriMinqiang JiangNam LingJianhua ZhengPhilipp ZhangPublished in: IEEE Trans. Multim. (2019)
Keyphrases
- sparse coding
- image compression
- dictionary learning
- natural images
- sparse representation
- image classification
- linear combination
- unsupervised learning
- image representation
- reconstruction error
- generative model
- single image super resolution
- vector quantization
- image patches
- sparse codes
- wavelet transform
- feature space
- object category recognition
- input image
- coding method
- high dimensional
- computer vision
- reconstructed image
- dimensionality reduction
- training data