A Novel Digital Watermarking Based on General Non-Negative Matrix Factorization.
Zigang ChenLixiang LiHaipeng PengYuhong LiuYixian YangPublished in: IEEE Trans. Multim. (2018)
Keyphrases
- negative matrix factorization
- digital watermarking
- digital images
- matrix factorization
- document clustering
- sparse representation
- discrete wavelet transform
- copyright protection
- principal component analysis
- spectral clustering
- machine learning
- multimedia
- feature extraction
- object recognition
- training set
- collaborative filtering