Reversible Integer Wavelet Transform for the Joint of Image Encryption and Watermarking

Table 1

Comparing results.

	NPCR	UACI
Proposed scheme	99.96%	29.74%
Wang’s work	44.27%	14.874%
Gupta’s work	99.62%	17.30%
Teng’s work	93.68%	33.34%