NUCQ: Non-Uniform Conditional Quantization for Learned Image Compression.
Ziqing GeChuanmin JiaSiwei MaWen GaoPublished in: ICIP (2023)
Keyphrases
- image compression
- entropy coding
- lossy image compression
- subband coding
- vector quantization
- transform coding
- subband
- wavelet transform
- compression ratio
- reconstructed image
- image coder
- low bit rate
- adaptive quantization
- huffman coding
- compression algorithm
- compression scheme
- scalar quantization
- tree structured vector quantization
- random field model
- progressive transmission
- compressed images
- discrete cosine transform
- image processing
- learning algorithm
- transform coefficients
- distortion measure
- color quantization
- unsupervised manner
- quantization scheme
- neural network
- lossless compression
- bit rate
- bayesian networks