基于随机森林特征选择的城市绿化乔木树种分类
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温小乐, 钟奥, 胡秀娟
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The Classification of Urban Greening Tree Species Based on Feature Selection of Random Forest
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WEN Xiaole,ZHONG Ao,HU Xiujuan
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| 表4 精度验证 |
| Tab. 4 Accuracy assessment of results |
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| 验证数据 | 行合计 | 使用者精度/% | | 木棉 | 榕树 | 羊蹄甲 | 香樟 | 杧果 | 重阳木 | 垂叶榕 | | 木棉 | 16 | 0 | 0 | 1 | 0 | 0 | 0 | 17 | 94.11 | | 榕树 | 0 | 53 | 0 | 4 | 2 | 2 | 0 | 61 | 86.88 | | 羊蹄甲 | 2 | 0 | 38 | 4 | 7 | 0 | 1 | 52 | 73.07 | | 香樟 | 0 | 3 | 5 | 49 | 19 | 3 | 5 | 84 | 58.33 | | 杧果 | 0 | 6 | 6 | 17 | 176 | 3 | 18 | 226 | 77.87 | | 重阳木 | 0 | 1 | 0 | 0 | 5 | 18 | 0 | 24 | 75.00 | | 垂叶榕 | 0 | 1 | 1 | 4 | 8 | 0 | 33 | 47 | 70.21 | | 列合计 | 18 | 64 | 50 | 79 | 217 | 26 | 57 | | | | 生产者精度/% | 88.89 | 82.81 | 76.00 | 62.02 | 81.11 | 69.23 | 57.89 | | | | 总精度/% | 74.95 | | | | | | | | | | Kappa系数 | 0.67 | | | | | | | | |
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