Keyphrases
- high frequency
- low frequency
- wavelet transform
- digital libraries
- high resolution
- mahalanobis distance
- cultural heritage
- multimedia
- wavelet coefficients
- metadata
- multiresolution
- frequency domain
- subband
- image quality
- high quality
- neural network
- data sets
- digital archives
- image compression
- multiscale
- face recognition
- decision trees
- computer vision
- databases