Adaptive reduction of blocking artifacts in DCT domain for highly compressed images.
Ci WangWenjun ZhangXiangzhong FangPublished in: IEEE Trans. Consumer Electron. (2004)
Keyphrases
- dct domain
- blocking artifacts
- jpeg compressed images
- block boundaries
- block dct
- discrete cosine transform
- dct coefficients
- compressed images
- image quality
- post processing
- image blocks
- spatial domain
- image data
- transform domain
- human visual system
- jpeg images
- reference frame
- digital video
- input image
- compressed domain
- pixel values
- low bit rate
- three dimensional
- test images
- high frequency
- higher quality
- ground truth
- object recognition
- block matching
- jpeg compression
- digital images
- image quality assessment
- image processing
- reconstructed image