@article {uvigo:dctdomain, title = {DCT-Domain Watermarking Techniques for Still Images: Detector Performance Analysis and a New Structure}, journal = {IEEE Transactions on Image Processing}, volume = {9}, number = {1}, year = {2000}, note = {Special Issue on Image and Video Processing for Digital Libraries}, month = {January}, pages = {55{\textendash}68}, keywords = {data-hiding, watermarking}, author = {Juan R. Hern{\'a}ndez and Mart{\'\i}n Amado and Fernando P{\'e}rez-Gonz{\'a}lez} } @conference {uvigo:noveldetector, title = {Novel Detector Structures for Watermark Extraction in the DCT Domain}, booktitle = {Workshop on Nonlinear Signal and Image Processing}, year = {1999}, month = {June}, publisher = {IEEE-EURASIP}, organization = {IEEE-EURASIP}, address = {Antalya, Turkey}, keywords = {data-hiding, watermarking}, author = {Juan R. Hern{\'a}ndez and Mart{\'\i}n Amado and Fernando P{\'e}rez-Gonz{\'a}lez} } @conference {uvigo:improvingdctdomain, title = {Improving DCT-Domain Watermark Extraction Using Generalized Gaussian Models}, booktitle = {COST $\#$254 Int. Workshop on Intelligent Communications and Multimedia Terminals}, year = {1998}, month = {November}, pages = {23{\textendash}26}, address = {Ljubljana, Slovenia}, keywords = {data-hiding, watermarking}, author = {Juan R. Hern{\'a}ndez and Fernando P{\'e}rez-Gonz{\'a}lez and Mart{\'\i}n Amado} }