Reversible Data Hiding for Encrypted 3D Model Based on Prediction Error Expansion

Table 5

The performance of the proposed method compared with the existing method.

Methods	Embedding key	BER			Capacity (bpv)
The proposed method		2.76%	22.13	35.12	0.872
		0	15.24	∞	0.872
Method in [26]		4.22%	5.35	31.97	0.369
Method in [28]		0	30.08		0.396