Robust Image Hashing for Image Authentication Based on DCT-DWT Composite Domain.
Rui-Xin ZhanKa Yin ChauZhe-Ming LuBei-Bei LiuAndrew W. H. IpPublished in: ISDA (2) (2008)
Keyphrases
- image authentication
- jpeg compression
- tamper detection
- semi fragile
- digital watermarking
- semi fragile watermarking
- image watermarking
- image content
- lossy compression
- watermarking technique
- public key
- watermarking scheme
- discrete wavelet transform
- geometric distortions
- multiscale
- watermarked image
- watermarking algorithm
- digital images
- image data
- watermark detection
- dct coefficients
- copyright protection
- image features
- multiresolution
- image editing
- authentication scheme
- image compression
- jpeg images
- image processing
- low frequency
- image retrieval
- watermarking method
- image representation
- denoising
- frequency domain
- image regions
- filter bank
- additive noise
- compressed domain
- discrete cosine transform
- wavelet domain