Face Recognition Using Wavelet Transform and Non-negative Matrix Factorization.
Han Foon NeoAndrew Teoh Beng JinDavid Ngo Chek LingPublished in: Australian Conference on Artificial Intelligence (2004)
Keyphrases
- negative matrix factorization
- wavelet transform
- nonnegative matrix factorization
- matrix factorization
- sparse representation
- multiscale
- principal component analysis
- multiresolution
- document clustering
- wavelet coefficients
- subband
- tensor factorization
- image compression
- spectral clustering
- constrained least squares
- data sets
- feature extraction
- image processing