A New Audio Watermarking Scheme Based on Singular Value Decomposition and Quantization.
Vivekananda Bhat K.Indranil SenguptaAbhijit DasPublished in: Circuits Syst. Signal Process. (2011)
Keyphrases
- singular value decomposition
- watermarking scheme
- watermark embedding
- digital audio
- copyright protection
- singular values
- least squares
- spread spectrum
- digital watermarking
- dimensionality reduction
- multimedia
- visual information
- jpeg compression
- error correction
- watermarking algorithm
- low rank
- principal component analysis
- signal processing
- watermarking technique
- image watermarking
- watermark extraction
- image processing
- computational complexity
- pattern recognition
- audio signal
- watermarked image
- feature extraction
- face recognition