Figure 8.

Third scenario. Biometric signals authentication for 112 stego-objects, under four different JPEG compression ratios and various BERs. SC3: third scenario. PR: proposed scheme (red). ZG: Scheme by Zhang et al. (black). CR: compression ratio.

Ntalianis et al. EURASIP Journal on Information Security 2011 2011:174945   doi:10.1155/2011/174945