A hybrid digital image watermarking algorithm based on DCT-DWT and auto-thresholding.
Nasr addin Ahmed Salem Al-maweriWan Azizun Wan AdnanAbdul Rahman RamliKhairulmizam SamsudinSharifah Mumtazah Syed AhmadPublished in: Secur. Commun. Networks (2015)
Keyphrases
- discrete cosine transform
- discrete wavelet transform
- multiresolution
- image segmentation
- denoising
- edge detection
- image processing
- gray level
- image compression
- filter bank
- wavelet transform
- transform domain
- post processing
- subband
- digital content
- digital libraries
- jpeg compression
- image watermarking
- thresholding method