Color Filter Arrays: Design and Performance Analysis - Multimedia ...

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R. Lukac and K. N. Plataniotis: Color Filter Arrays: Design and Performance Analysis 1265TABLE IICOMPARISON OF THE CFAS USING THE SOPHISTICATED DEMOSAICKING SOLUTION SHOWN IN FIG. 4BImage CZP (Fig. 5a) Lighthouse (Fig. 5b) Parrots (Fig. 5c) Rafting (Fig. 5d)CFA / Criterion MAE MSE NCD MAE MSE NCD MAE MSE NCD MAE MSE NCDFig. 2a 2.37 33.9 0.1439 1.70 13.7 0.0230 1.17 5.5 0.0169 1.95 18.2 0.0350Fig. 2b 3.98 78.9 0.2252 2.16 24.4 0.0306 1.29 7.1 0.0182 2.20 23.0 0.0394Fig. 2c 3.32 69.1 0.1893 1.75 12.7 0.0247 1.24 6.5 0.0178 2.28 24.1 0.0412Fig. 2d 19.86 2375.3 0.5889 5.69 251.7 0.0773 2.81 48.2 0.0389 4.43 94.5 0.0782Fig. 2e 6.30 279.2 0.2368 1.76 12.3 0.0248 1.31 7.7 0.0182 2.43 25.7 0.0432Fig. 2f 5.26 180.9 0.2351 2.08 18.9 0.0282 1.43 10.7 0.0200 2.86 34.3 0.0494Fig. 2g 2.75 48.2 0.1705 1.87 15.3 0.0252 1.16 6.0 0.0167 2.15 21.2 0.0382Fig. 2h 8.24 372.4 0.3406 2.89 46.4 0.0392 1.57 13.0 0.0225 2.95 37.0 0.0527Fig. 2i 5.88 185.6 0.2658 2.13 19.7 0.0308 1.35 8.9 0.0198 2.60 27.6 0.0481Fig. 2j 6.24 220.6 0.2851 2.36 27.1 0.0322 1.58 13.0 0.0222 2.90 37.0 0.0507(o)(a)(b) (c) (d)(e) (f) (g)(h) (i) (j)Fig. 8. CZP image demosaicking using the sophisticated solution in Fig. 4b: (o) original image, (a-j) demosaicked images corresponding to the CFAsshown in Figs. 2a-j, respectively.
1266IEEE Transactions on Consumer Electronics, Vol. 51, No. 4, NOVEMBER 2005(o)(o)(a)(a)(b)(b)(c)(c)(d)(d)(e)(e)(f)(f)(g)(g)(h)(h)(i)(i)(j)Fig. 9. Lighthouse image demosaicking: (o) original image, (a-j)demosaicked images corresponding to the CFAs shown in Figs. 2a-j,respectively. Demosaicking was performed using: (left column) costeffectivesolution, (right column) sophisticated solution.Contributed Paper(j)Fig. 10. Parrots and Rafting image demosaicking: (o) original image,(a-j) demosaicked images corresponding to the CFAs shown in Figs. 2a-j,respectively. Demosaicking was performed using: (left column) costeffectivesolution, (right column) sophisticated solution.
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