Low bit rates image compression via adaptive block downsampling and super resolution.
Hong-Guang ChenXiaohai HeMinglang MaLinbo QingQizhi TengPublished in: J. Electronic Imaging (2016)
Keyphrases
- super resolution
- low bit rate
- image compression
- blocking artifacts
- low resolution
- high resolution
- image reconstruction
- vector quantization
- reconstructed image
- dct coefficients
- bit rate
- discrete cosine transform
- high quality
- motion estimation
- video compression
- compression algorithm
- low resolution images
- wavelet transform
- image quality
- visual quality
- compression ratio
- compressed images
- image patches
- image processing
- depth map
- coding method
- video conferencing
- multimedia
- subband
- spatial resolution
- dct domain
- transform coding
- motion compensated
- lossless compression
- bitstream
- block matching
- multiresolution
- feature space
- computational complexity