Constrained Weighted Least Square Filter for Chrominance Recovery of High Resolution Compressed Image.
Takamichi MiyataTomonobu YoshinoSei NaitoPublished in: IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (2015)
Keyphrases
- compressed images
- least squares
- high resolution
- high frequency
- visual quality
- image compression
- low resolution
- compression ratio
- image processing
- super resolution
- reconstructed image
- blocking artifacts
- spatial resolution
- high quality
- dct domain
- compressed domain
- jpeg images
- discrete cosine transform
- image resizing
- bitstream
- low pass
- low frequency
- peak signal to noise ratio
- compression algorithm
- coding scheme
- image reconstruction
- image quality
- face images
- image data
- optical flow