Image compression with learnt tree-structured dictionaries.
Gianluca MonaciPhilippe JostPierre VandergheynstPublished in: MMSP (2004)
Keyphrases
- image compression
- vector quantization
- tree structure
- wavelet transform
- tree structured data
- reconstructed image
- compression ratio
- index structure
- sparse representation
- progressive transmission
- tree structures
- tree construction
- compression scheme
- subband
- binary tree
- compressed images
- real world
- r tree
- tree structured vector quantization
- transform coding
- entropy coding
- low bit rate
- compression algorithm
- image patches
- image processing