Table 7.

Accuracy (%) of the colon status classification using Marquardt training algorithm

C = {H, S, I}
Number of Hidden Neurons	Classification Accuracy (%)
	Without PCA	With PCA
		τ = 5%	τ = 2%	τ = 1%	τ = 0.1%
10	92.42	93.94	95.45	98.48	98.48
15	95.45	86.36	95.45	95.45	95.45
20	92.42	95.45	93.94	96.96	92.42
25	90.90	84.85	96.96	96.96	96.96