Keyphrases
- dct domain
- image resizing
- jpeg compressed images
- low pass filtering
- image blocks
- compressed images
- spatial domain
- image classification
- transform domain
- jpeg images
- input image
- block dct
- human visual system
- post processing
- compressed domain
- dct coefficients
- image data
- image features
- image retrieval
- test images
- frequency domain
- three dimensional
- discrete cosine transform
- gaussian noise
- ground truth
- seam carving
- low frequency
- digital video
- image regions
- denoising
- face recognition