DCT-based codebook design for vector quantization of images.
Chaur-Heh HsiehPublished in: IEEE Trans. Circuits Syst. Video Technol. (1992)
Keyphrases
- k means
- vector quantization
- codebook design
- image compression
- distortion measure
- vector quantized
- competitive learning
- vector quantizer
- clustering algorithm
- compression algorithm
- image data
- image coding
- image classification
- spatial domain
- input image
- wavelet transform
- object recognition
- subband
- human perception
- rate distortion
- image processing
- reconstructed image
- compression ratio
- information theoretic
- low bit rate
- neural network
- input data
- image registration