Optimized gray-scale image watermarking using DWT–SVD and Firefly Algorithm

Secure spread spectrum watermarking for multimedia

Ingemar J. Cox, Joe Kilian, Frank Thomson Leighton et al. · IEEE Transactions on Image Processing · 1997 · 5.2K citations

Digital Watermarking, Hardware Security, Gaussian Random Vector +15

An SVD-based watermarking scheme for protecting rightful ownership

Ruizhen Liu, Tieniu Tan · IEEE Transactions on Multimedia · 2002 · 980 citations

Digital Watermarking, Data Hiding, Engineering +12

Improved wavelet-based watermarking through pixel-wise masking

Mauro Barni, F. Bartolini, Alessandro Piva · IEEE Transactions on Image Processing · 2001 · 939 citations

Digital Watermarking, Data Hiding, Pseudorandom Sequence +12

DCT-domain watermarking techniques for still images: detector performance analysis and a new structure

Jesús Hernández Hernández, Martin Amado, Fernando Pérez‐González · IEEE Transactions on Image Processing · 2000 · 709 citations

Digital Watermarking, Dct-domain Watermarking Techniques, Data Hiding +15

Robust image watermarking in the spatial domain

Nikos Nikolaidis, Ioannis Pitas · Signal Processing · 1998 · 521 citations

Digital Watermarking, Machine Vision, Image Analysis +6