Independent components of natural images under variable compression rate.
Akio UtsugiPublished in: Neurocomputing (2002)
Keyphrases
- natural images
- compression rate
- independent components
- independent component analysis
- compression ratio
- lossless compression
- video compression
- visual quality
- multiscale
- object recognition
- image denoising
- higher order
- compressed images
- input image
- denoising
- image patches
- sparse coding
- feature space
- principal components
- test images
- principal component analysis
- feature vectors
- signal processing
- image compression
- image processing
- high frequency
- reconstructed image
- image quality
- motion estimation
- video coding
- peak signal to noise ratio
- quantization error
- image classification