A Novel Printable Watermarking Method in Dithering Halftone Images

Table 10

Average correct decoding rates of all scanned embedded images with different scanning resolutions.

Algorithm		Guo et al.’s method [12]			Proposed method
		Average correct decoding rate
Scanning resolution		150	450	750	150	450	750
Embedded bits	32	65%	72%	70%	77%	85%	84%
	128	60%	70%	75%	78%	82%	86%
	512	57%	65%	72%	78%	83%	86%