Improved Encrypted-Signals-Based Reversible Data Hiding Using Code Division Multiplexing and Value Expansion

Table 2

Efficiency performance of the proposed method.

Test images	Encryption; (m)	Embedding; (m)	Decryption; (m)
Lena	94.76	1.79	181.70
Pepper	93.48	1.46	183.64
Sailboat	95.66	1.42	180.78
Baboon	94.74	1.51	185.29