Separable Reversible Data Hiding in Encrypted Images Based on Difference Histogram Modification

Figure 9

The corresponding encrypted images.

(a) Lena (9.53dB)

(b) Baboon (9.53dB)

(c) Barbara (7.85dB)

(d) Peppers (8.45dB)

(e) Truck (9.61dB)

(f) Boat (8.96dB)

(g) Man (7.56dB)

(h) Airplane (8.05dB)