Learned Image Compression with Wavelet Preprocessing for Low Bit Rates.
Sofia IliopoulouPanagiotis TsinganosDimitris AmpeliotisAthanassios SkodrasPublished in: DSP (2023)
Keyphrases
- low bit rate
- image compression
- preprocessing
- wavelet transform
- image coder
- vector quantization
- transform coding
- subband
- bit allocation
- feature extraction
- compression algorithm
- wavelet coefficients
- compression ratio
- image coding
- discrete cosine transform
- bit rate
- post processing
- multiresolution
- video codec
- blocking artifacts
- reconstructed image
- low end
- image processing
- compression scheme
- image quality
- visual quality
- entropy coding
- coding method
- multiscale
- video compression
- denoising
- wavelet filters
- multimedia
- lossy compression
- compressed images
- high frequency
- deblocking filter
- rate control
- video conferencing