Keyphrases
- dct domain
- image data
- quantization step
- multiscale
- input image
- post processing
- image features
- low pass filtering
- image blocks
- image segmentation
- jpeg compressed images
- image classification
- image retrieval
- transform domain
- low level
- spatial domain
- image representation
- dct coefficients
- test images
- blocking artifacts
- image resizing
- compressed domain
- jpeg images
- signal processing
- multiresolution
- high resolution