A Distortion-Free Data Hiding Scheme for Triangular Meshes Based on Recursive Subdivision

Table 4

A comparison of the methods of Huang et al. [16], Huang and Tsai [3], and Ji et al. [5] and the current method.

Algorithm	[16]	[3]	[5]	Our approach
Capacity (bpv)		0.09~0.51	1.01~1.09
Robustness	ST	ST, reordering	ST, noising	ST, reordering
Domain	Representation	Spatial	Spatial	Spatial
Reversibility	No	Yes	Yes	Yes