基于随机森林算法的砂土液化预测方法
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彭刘亚, 解惠婷, 冯伟栋
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The method of predict sand liquefaction based on random forest algorithm
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PENG Liu-Ya, XIE Hui-Ting, FENG Wei-Dong
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表2 砂土液化测试样本集
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Table 2 Test dataset of sand liquefaction
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| 序号 | 判别指标 | 液化情况 | | I | L/km | D50/mm | Cu | dw/m | ds/m | N63.5/击 | τd/ | | 1 | 7 | 76.8 | 0.166 | 1.65 | 0.50 | 1.70 | 3 | 0.1000 | 1 | | 2 | 7 | 60.8 | 0.360 | 3.30 | 1.59 | 6.65 | 23 | 0.1030 | 0 | | 3 | 7 | 70.0 | 0.145 | 8.50 | 0.85 | 1.80 | 2 | 0.0890 | 1 | | 4 | 7 | 49.0 | 0.140 | 2.31 | 1.00 | 4.80 | 14 | 0.1080 | 0 | | 5 | 7 | 81.2 | 0.140 | 1.60 | 1.40 | 4.35 | 9 | 0.1000 | 1 | | 6 | 8 | 116.0 | 0.265 | 2.81 | 3.30 | 13.80 | 17 | 0.1900 | 0 | | 7 | 8 | 117.4 | 0.134 | 2.23 | 3.20 | 7.20 | 8 | 0.1720 | 1 | | 8 | 9 | 17.0 | 0.185 | 1.90 | 0.61 | 3.80 | 4 | 0.4580 | 1 |
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