Exposing Image Forgery by Detecting Consistency of Shadow

Table 1

Detection result on image in Figure 6.

Rows in Figure 6	Similarity (𝑟) between texture features of two regions laid inside and outside the shadow in Figure 6(a)	Similarity (𝑟) between texture feature of two regions laid inside and outside the shadow in Figure 6(c)	True or fake
The top row (R1)	0.99452	0.99659	T
The second row (R2)	0.99554	0.99249	T
The last row (R3)	0.93334	0.94428	F