A Novel Fractal Image Compression Scheme With Block Classification and Sorting Based on Pearson's Correlation Coefficient.
Jianji WangNanning ZhengPublished in: IEEE Trans. Image Process. (2013)
Keyphrases
- correlation coefficient
- compression scheme
- standard deviation
- image compression
- image quality assessment
- block coding
- noise variance
- fractal image coding
- image data
- high compression ratio
- image blocks
- principal components
- autocorrelation function
- compression algorithm
- classification accuracy
- pattern recognition
- jpeg ls
- data compression
- feature selection
- multiscale
- image segmentation
- entropy coding
- binary images
- regression model
- feature space
- similarity measure
- structural similarity
- test images
- transform coefficients
- root mean square error
- feature vectors
- structural similarity index
- training data
- root mean squared error