Intellectual property right protection of image data using DCT and spread spectrum-based watermarking.
Harsh Vikram SinghSuman YadavAnand MohanPublished in: Int. J. Electron. Secur. Digit. Forensics (2013)
Keyphrases
- spread spectrum
- intellectual property
- image data
- transform domain
- watermark detection
- discrete cosine transform
- image watermarking
- spatial domain
- video watermarking
- data hiding
- watermarking scheme
- dct coefficients
- digital watermark
- watermarking algorithm
- watermark embedding
- dct domain
- digital watermarking
- image quality
- frequency domain
- image compression
- jpeg images
- image processing
- e government
- information systems
- copyright protection
- low bit rate
- error correction
- discrete wavelet transform
- watermarking method
- wavelet domain
- direct sequence spread spectrum