Local distortion resistant image watermarking relying on salient feature extraction.
Athanasios NikolaidisPublished in: EURASIP J. Adv. Signal Process. (2012)
Keyphrases
- image watermarking
- feature extraction
- geometric distortions
- spread spectrum
- watermark embedding
- jpeg compression
- watermarking algorithm
- additive noise
- principal component analysis
- feature selection
- copyright protection
- dimensionality reduction
- discrete wavelet transform
- feature space
- image processing
- frequency domain
- pattern recognition
- wavelet transform
- computer vision
- face recognition
- peak signal to noise ratio
- feature vectors
- multimedia
- watermarking scheme
- digital libraries
- watermarking technique
- pixel values
- test images
- visual quality
- image restoration
- image data