Blind Image Watermarking Based on Discrete Hilbert Transform and Polar Decomposition.
A. H. M. MohashinPranab Kumar DharTetsuya ShimamuraPublished in: KST (2019)
Keyphrases
- image watermarking
- rotation invariant
- spread spectrum
- jpeg compression
- digital watermarking
- discrete wavelet transform
- watermarking algorithm
- additive noise
- geometric distortions
- multiresolution
- copyright protection
- basis functions
- watermarking technique
- lossy compression
- pattern recognition
- linear combination
- image processing
- signal processing
- video sequences
- image segmentation