Classification of Error-Diffused Halftone Images Based on Spectral Regression Kernel Discriminant Analysis

Table 2

Classification accuracy rates (%) (24000 samples).

	14000	15000	16000	17000	18000	19000	20000	21000	22000
	95.810	95.878	95.413	95.286	94.933	98.580	98.100	98.267	98.650
	97.600	97.378	97.150	96.957	96.450	99.680	99.600	99.533	99.300
	96.420	96.256	95.925	95.614	95.000	99.040	98.825	98.700	98.400
	97.230	97.100	96.888	96.686	96.233	99.680	99.600	99.533	99.350