Applicability of a standardized discrete cosine transform coding method to character images.
Yasushi HoshinoDai AndoSuguru HigashinoMasaki TsukamotoPublished in: J. Electronic Imaging (1992)
Keyphrases
- discrete cosine transform
- coding method
- jpeg images
- image data
- image blocks
- video coding standard
- image compression
- object recognition
- three dimensional
- image classification
- input image
- coding scheme
- discrete fourier transform
- dct coefficients
- test images
- image features
- image retrieval
- region of interest
- transform domain
- compression ratio
- feature selection
- bit rate
- signal processing
- low bit rate
- compressed images
- optical flow
- image segmentation