A Ringing-Artifact Reduction Method for Block-DCT-Based Image Resizing.
Hyungjun LimHyun Wook ParkPublished in: IEEE Trans. Circuits Syst. Video Technol. (2011)
Keyphrases
- reduction method
- image resizing
- blocking artifacts
- compressed images
- dct domain
- dct coefficients
- discrete cosine transform
- image compression
- transform domain
- spatial domain
- compressed domain
- image blocks
- post processing
- selection algorithm
- human visual system
- visual quality
- digital video
- jpeg images
- compression ratio
- reconstructed image
- low frequency
- high frequency
- frequency domain
- transform coefficients
- feature vectors
- macroblock
- image processing
- compression algorithm
- subband
- image features
- query processing