尼泊尔土地覆被遥感制图及其空间格局分析
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曹小敏, 李爱农, 雷光斌, 谭剑波, 张正健, 严冬, 谢瀚, 张帅旗, 杨勇帅, 孙明江
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Land Cover Mapping and Spatial Pattern Analysis with Remote Sensing in Nepal
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CAO Xiaomin,LI Ainong,LEI Guangbin,TAN Jianbo,ZHANG Zhengjian,YAN Dong,XIE Han,ZHANG Shuaiqi,YANG Yongshuai,SUN Mingjiang
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表2 土地覆被分类结果的误差矩阵 |
Tab. 2 Error matrix of the Nepal land cover map |
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验证点 | 土地覆被类型 | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | 总计 | 制图精度/(%) | | A | 188 | | 8 | 3 | 4 | | | | | | | 1 | | | | | 204 | 92.16 | B | | 85 | 2 | 1 | 1 | | | | | | | | | | | | 89 | 95.51 | C | 27 | 1 | 163 | 3 | 1 | | | | | | | | | | | | 195 | 83.59 | D | 4 | | 1 | 21 | | | | | | | | 6 | | | | | 32 | 65.63 | E | 2 | 6 | | | 33 | | | 2 | | | | 3 | | | | | 46 | 71.74 | F | | | | | 3 | 12 | 1 | 2 | | | | | | | | | 18 | 66.67 | G | | | | | | | 11 | | | | | | | | | | 11 | 100.00 | H | | | | | | | | 134 | | | | 5 | | 6 | | 3 | 148 | 90.54 | I | | | | | | | | | 13 | | 2 | | | | | | 15 | 86.67 | J | | | | | | | | | | 12 | | | | | | | 12 | 100.00 | K | 3 | | | | | | | | | 1 | 142 | 14 | | | | | 160 | 88.75 | L | 11 | 4 | 4 | | 5 | | 2 | 3 | 2 | | 16 | 328 | | | | | 375 | 87.47 | M | | | | | | | | | | | 1 | | 26 | | | | 27 | 96.30 | N | | | | | | | 1 | 9 | | | | | | 39 | | 1 | 50 | 78.00 | O | | | | | | | | | | | | | | 3 | 16 | 4 | 23 | 69.57 | P | | | 1 | | 1 | 1 | 2 | 7 | | | | | | 2 | | 109 | 123 | 88.62 | 总计 | 235 | 96 | 179 | 28 | 48 | 13 | 17 | 157 | 15 | 13 | 161 | 357 | 26 | 50 | 16 | 119 | 1528 | | 用户精度/(%) | 80.00 | 88.54 | 91.06 | 75.00 | 68.75 | 92.31 | 64.71 | 85.35 | 86.67 | 92.31 | 88.20 | 91.88 | 100.00 | 78.00 | 100.00 | 93.16 | | | 总体分类精度/(%) 87.17 Kappa系数 0.85 |
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