Image Restoration from Low Bit-Rate Quantization Based on Reinforcement Learning.
Yi-Rung LinHuei-Yung LinPublished in: ISPACS (2021)
Keyphrases
- image restoration
- low bit rate
- adaptive quantization
- image compression
- bit rate
- coded images
- quantization noise
- visual quality
- video compression
- image quality
- blocking artifacts
- image processing
- markov random field
- super resolution
- compression algorithm
- rate distortion
- video conferencing
- coding method
- high frequency
- computational complexity
- peak signal to noise ratio
- compression ratio
- machine learning
- learning process
- blurred images
- higher order
- subband
- bitstream
- motion compensation
- point spread function
- wavelet transform
- image sequences
- modified hopfield neural network
- compressed images
- high resolution
- motion estimation
- reconstructed image
- video coding