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. 2021 Feb 8;21(4):1182. doi: 10.3390/s21041182

Table 4.

Best separability for each pairwise combination. In blue, the PRISMA sensor; and in red, the Sentinel-2 sensor. The number represents the wavelength where the highest separability was obtained. B for Bhattacharyya distance, JM for Jeffries–Matusita distance. M for M-Statistic, and TD for Transformed Divergence.

Class Pair PRISMA Sentinel-2
Wavelength B JM M TD Wavelength B JM M TD
Area 1 3112_3111 48 0.81 1.11 1.27 1.11 782 0.44 0.71 0.93 0.73
3115_3111 236 2.55 140 0.18 2.00 2202 0.47 0.75 0.43 1.47
3115_3112 464 2.11 1.36 0.22 2.00 2202 0.63 0.93 0.39 1.88
3121_3111 696 0.90 1.19 0.03 2.00 1613 0.15 0.27 0.05 0.37
3121_3112 989 0.77 1.07 1.24 1.07 864 0.57 0.87 1.07 0.90
3121_3115 1156 3.79 1.42 0.18 2.00 782 0.32 0.55 0.69 0.72
Area 2 3112_3111 100 1.00 1.27 0.22 2.00 1613 0.20 0.36 0.63 0.36
3115_3111 375 2.07 1.35 0.24 2.00 664 0.36 0.60 0.05 1.09
3115_3112 561 1.71 1.224 0.10 2.00 664 0.51 0.80 0.03 1.62
3121_3111 791 2.41 1.40 0.20 2.00 740 0.31 0.54 0.79 0.54
3121_3112 1021 2.21 1.38 0.11 2.00 740 0.85 1.15 1.30 1.15
3121_3115 1190 0.41 0.67 0.89 0.68 782 0.27 0.47 0.73 0.48
3121_3122 1480 1.25 1.23 0.15 2.00 1613 0.30 0.52 0.77 0.53
3122_3111 1985 2.10 1.35 0.24 2.00 740 0.61 0.91 1.10 0.92
3122_3112 2171 1.75 1.25 0.09 2.00 740 1.35 1.28 1.64 1.48
3122_3115 2380 0.88 1.17 1.33 1.18 782 0.58 0.88 1.07 0.93