A Novel Audio Watermark Embedding and Extraction Method Based on Compressive Sensing, Sinusoidal Coding, Reduced SVD, Over Complete Dictionary and L1 Optimization.
G. Jyothish LalV. K. VeenaPublished in: SNDS (2014)
Keyphrases
- compressive sensing
- sparse representation
- signal processing
- orthogonal matching pursuit
- random projections
- watermark embedding
- singular value decomposition
- multimedia
- watermarking algorithm
- spread spectrum
- coding scheme
- watermarking scheme
- dimensionality reduction
- image representation
- face recognition
- high dimensional data
- inter frame
- dimension reduction
- singular values
- digital watermarking
- high frequency
- rate distortion