面向海岛海岸带区域的高分遥感影像智能化色彩增强方法

赵彬如, 牛思文, 王力彦, 杨晓彤, 焦红波, 王子珂

An intelligent color enhancement method for high-resolution remote sensing images of the coastal zone of an island

ZHAO Binru, NIU Siwen, WANG Liyan, YANG Xiaotong, JIAO Hongbo, WANG Zike

表2 不同算法调色结果评价指标统计

Tab.2 Evaluation indicators for color mixing results of different algorithms

影像名 方法 均值 标准差 色彩丰富度 变异系数 信息熵 峰值信噪比 影像1 原始 31.921 27.800 5.000 87.100 6.017 — Retinex 74.010 44.540 13.411 60.193 7.331 16.241 HE 132.320 66.883 20.112 50.541 7.191 7.972 Mask 38.792 23.684 8.422 61.042 5.773 24.013 本文算法 88.050 56.421 25.615 64.086 7.434 12.993 影像2 原始 27.700 27.429 5.212 99.038 5.611 — Retinex 60.122 42.781 10.313 71.152 7.722 18.822 HE 121.603 61.734 19.153 50.763 7.321 8.650 Mask 22.592 19.681 6.930 87.114 6.171 25.530 本文算法 82.638 62.723 26.338 75.900 7.827 13.830 影像3 原始 30.262 22.010 1.700 72.720 5.770 — Retinex 61.795 41.362 11.202 66.932 7.520 16.330 HE 122.326 60.911 20.411 49.792 7.190 8.011 Mask 23.202 15.646 6.353 67.411 5.382 25.582 本文算法 85.531 58.442 23.370 68.333 7.400 12.892 影像4 原始 34.710 28.105 11.511 80.963 6.143 — Retinex 77.172 45.872 14.882 59.444 7.331 18.420 HE 142.331 68.830 23.122 48.362 7.691 7.990 Mask 41.162 23.090 8.821 56.102 5.653 26.612 本文算法 90.351 63.892 27.270 70.713 7.773 12.671 拼合后影像 原始 30.216 26.383 6.881 79.665 5.897 — Retinex 68.673 43.009 12.177 65.110 7.430 17.071 HE 136.377 64.113 20.091 49.989 7.200 8.003 Mask 35.535 20.587 7.689 72.213 5.962 25.451 本文算法 86.721 60.080 25.556 68.839 7.509 13.156