Wavelet versus DCT-based spread spectrum watermarking of image databases

@inproceedings{Mitrea2004WaveletVD,
  title={Wavelet versus DCT-based spread spectrum watermarking of image databases},
  author={Mihai Mitrea and Titus B. Zaharia and Françoise J. Pr{\^e}teux and Adriana Vlad},
  booktitle={Image Processing: Algorithms and Systems},
  year={2004}
}