First JPEG quantization matrix estimation based on histogram analysis.
Giovanni PuglisiArcangelo Ranieri BrunaFausto GalvanSebastiano BattiatoPublished in: ICIP (2013)
Keyphrases
- histogram analysis
- adaptive quantization
- image coding
- quantization step
- image coder
- image compression
- compressed images
- color space
- coding method
- jpeg compression
- compressed domain
- bits per pixel
- probabilistic model
- low bit rate
- dct domain
- bit plane
- vector quantizer
- jpeg images
- entropy coding
- compression ratio
- huffman coding