Keyphrases
- digital audio
- watermarking method
- watermarking scheme
- dct coefficients
- image compression
- discrete cosine transform
- digital watermarking
- spread spectrum
- jpeg images
- watermarking algorithm
- digital video
- jpeg compression
- dct domain
- copyright protection
- error correction
- watermark embedding
- transform domain
- video data
- image processing
- image watermarking
- digital images
- wavelet transform
- multimedia