随机森林方法支持的复杂地形区土地利用/土地覆被分类研究
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马慧娟, 高小红, 谷晓天
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Random Forest Classification of Landsat 8 Imagery for the Complex Terrain Area based on the Combination of Spectral, Topographic and Texture Information
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Huijuan MA, Xiaohong GAO, Xiaotian GU
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表7 川水区分类特征集的样本分类精度评价 |
Tab. 7 Accuracles assessment of sample classification from classification feature sets in the valley plain area |
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土地利用类型 | 6MS+SL+AS | | 6MS+SL+AS+NDVI | | 6MS+SL+AS +OIF+TXT | 制图精度/% | 用户精度/% | 制图精度/% | 用户精度/% | 制图精度/% | 用户精度/% | 水浇地 | 88.64 | 87.64 | | 88.64 | 89.66 | | 92.05 | 94.19 | 旱地 | 94.94 | 91.18 | | 95.45 | 90.00 | | 98.48 | 86.67 | 林地 | 72.17 | 73.16 | | 72.17 | 76.67 | | 77.83 | 78.75 | 高草地 | 75.00 | 73.18 | | 75.00 | 78.18 | | 75.00 | 73.75 | 中草地 | 84.44 | 95.00 | | 84.44 | 95.00 | | 93.33 | 90.00 | 低草地 | 94.83 | 84.62 | | 94.83 | 82.09 | | 89.66 | 77.61 | 水域 | 94.70 | 98.08 | | 94.70 | 98.08 | | 94.70 | 92.73 | 城乡工矿居民用地 | 95.45 | 87.50 | | 94.32 | 90.22 | | 90.91 | 86.96 | 未利用土地 | 76.67 | 80.95 | | 73.33 | 76.19 | | 70.00 | 75.00 | 总体精度/% | 87.63 | | 87.63 | | 87.85 | Kappa系数 | 0.857 | | 0.857 | | 0.859 |
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