Postprocessing of transform coded images via histogram-based edge classification.
John D. McDonnellRobert N. ShortenAnthony D. FaganPublished in: J. Electronic Imaging (1997)
Keyphrases
- coded images
- post processing
- preprocessing
- low bit rate
- visual quality
- transform coding
- error concealment
- blocking artifacts
- discrete cosine transform
- feature space
- quantization constraint set
- reconstructed image
- image coding
- image quality
- image compression
- image data
- video compression
- data compression
- dct coefficients
- feature vectors
- face recognition