Adaptive Image Self-Recovery Based on Feature Extraction in the DCT Domain.
Mohamed HamidChunyan WangPublished in: IEEE Access (2018)
Keyphrases
- dct domain
- image classification
- feature extraction
- quantization step
- low pass filtering
- post processing
- image data
- input image
- image blocks
- spatial domain
- image features
- image segmentation
- low frequency
- multiscale
- image resizing
- low level
- image representation
- image processing
- jpeg compressed images
- dct coefficients
- transform domain
- high resolution
- preprocessing
- wavelet transform
- image retrieval
- blocking artifacts
- jpeg images
- reference frame
- test images
- computer vision
- jpeg compression
- feature vectors