Improving Latent Quantization of Learned Image Compression with Gradient Scaling.
Heming SunLu YuJiro KattoPublished in: VCIP (2022)
Keyphrases
- image compression
- entropy coding
- lossy image compression
- vector quantization
- wavelet transform
- scalar quantization
- compression ratio
- compression algorithm
- subband coding
- image coder
- transform coding
- compression scheme
- subband
- low bit rate
- latent variables
- tree structured vector quantization
- latent space
- discrete cosine transform
- adaptive quantization
- reconstructed image
- computer vision
- compressed images
- huffman coding
- multidimensional signals