242043.fig.003a
(a)
242043.fig.003b
(b)
242043.fig.003c
(c)
242043.fig.003d
(d)
242043.fig.003e
(e)
242043.fig.003f
(f)
Figure 3: Detail of restoring noisy Elaine image (512 × 512) with different filters. (a) Original image; (b) noisy image, PSNR = 20.0742; (c) median, PSNR = 26.4554; (d) averaging, PSNR = 27.6876; (e) wiener, PSNR = 26.7866; (f) TVM, PSNR = 30.0919.