Image Restoration Based on Stochastic Resonance in a Parallel Array of Fitzhugh–Nagumo Neuron

Table 3

PSNR value of noisy Einstein image under different restoration methods.

Image name	Image size	PSNR (dB)
		Noisy Einstein	Wiener filtering	Mean filtering	2D stochastic resonance	The proposed method
						L = 1	L = 2	L = 5	L = 10
Einstein	512 × 512	7.4014	15.1588	15.6554	16.8012	13.9864	17.2597	26.3254	34.9538