A novel approach for fast codebook re-quantization.
Chih-Tang ChangYi-Ching LiawJim Z. C. LaiPublished in: Pattern Recognit. (2008)
Keyphrases
- vector quantization
- codebook design
- distortion measure
- tree structured vector quantization
- image compression
- image representation
- bag of words
- vector quantizer
- soft assignment
- training set
- entropy coding
- color quantization
- training data
- similarity measure
- quantization error
- image enlargement
- quantization scheme
- visual words
- bit rate
- feature vectors
- multiscale