A new vector map watermarking technique in frequency domain based on LCA-transform.
Saleh Al-ArdhiVijey ThayananthanAbdullah BasuhailPublished in: Multim. Tools Appl. (2020)
Keyphrases
- frequency domain
- watermarking technique
- spatial domain
- data hiding
- discrete fourier transform
- fourier transform
- fast fourier transform
- fourier analysis
- digital images
- copyright protection
- digital watermarking
- low frequency
- image watermarking
- watermarked image
- watermarking scheme
- feature extraction
- directional filtering
- subband
- denoising
- image authentication
- compressed domain
- wavelet domain
- feature vectors
- watermarking algorithm
- digital content
- dct domain
- filter bank
- multiresolution
- pattern recognition
- digital watermark
- image processing