基于主成分分析—支持向量机模型的矿岩可爆性等级预测研究
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韩超群,陈建宏,周智勇,杨珊
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Research on Prediction of Rock Mass Blastability Classification Based on PCA-SVM Model
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Chaoqun HAN,Jianhong CHEN,Zhiyong ZHOU,Shan YANG
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表1 岩体可爆性分级预测研究样本数据
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Table 1 Sample data for rock blastability classification prediction
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序号 | 矿岩名称 | X1 | X2 | X3 | X4 | X5 | X6 | 可爆性等级 |
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1 | 薄层灰岩 | 3 128 | 8.4 | 33.9 | 31.5 | 11.5 | 0.387 | Ⅲ | 2 | 灰白色白云岩 | 3 680 | 9.9 | 11.4 | 67.1 | 7.2 | 0.246 | Ⅲ | 3 | 角砾岩 | 2 927 | 7.7 | 16.7 | 49.3 | 11.4 | 0.414 | Ⅲ | 4 | 米黄色白云岩 | 3 830 | 10.0 | 2.7 | 81.2 | 5.4 | 0.293 | Ⅱ | 5 | 紫色含矿白云岩 | 2 821 | 7.3 | 9.9 | 56.7 | 11.1 | 0.395 | Ⅱ | 6 | 紫色不含矿白云岩 | 3 219 | 8.4 | 12.8 | 52.7 | 11.5 | 0.765 | Ⅰ | 7 | 青灰色白云岩 | 3 310 | 8.5 | 11.2 | 55.0 | 11.3 | 0.359 | Ⅱ | 8 | 角闪斜长片麻岩 | 5 373 | 14.9 | 60.6 | 8.2 | 10.4 | 0.17 | Ⅴ | 9 | 黄铜闪锌黄铁矿 | 4 074 | 13.4 | 45.8 | 20.2 | 11.4 | 0.12 | Ⅳ | 10 | 致密石榴石矽卡岩 | 5 215 | 17.4 | 43.5 | 8.6 | 15.9 | 0.023 | Ⅴ | 11 | 闪长岩 | 4 854 | 12.6 | 35.0 | 10.7 | 18.1 | 0.122 | Ⅳ | 12 | 大理岩 | 4 776 | 13.0 | 16.2 | 14.2 | 23.2 | 0.204 | Ⅲ | 13 | 磁铁矿 | 4 450 | 14.7 | 47.8 | 30.0 | 7.4 | 0.188 | Ⅳ | 14 | 混合岩 | 3 140 | 8.5 | 42.2 | 28.0 | 9.9 | 0.483 | Ⅲ | 15 | 绿泥片岩 | 2 050 | 5.3 | 10.0 | 68.0 | 7.3 | 0.508 | Ⅱ | 16 | 千枚岩 | 1 984 | 5.2 | 11.6 | 75.0 | 4.5 | 0.918 | Ⅰ | 17 | 1870细粒大理岩 | 5 533 | 14.5 | 29.4 | 26.2 | 14.8 | 0.075 | Ⅳ | 18 | 矽卡岩 | 4 963 | 12.9 | 77.9 | 6.5 | 5.2 | 0.093 | Ⅴ | | | | | | | | | | 55 | 1825含矿浅色砂岩 | 4 004 | 10.5 | 65.3 | 34.5 | 0.1 | 0.021 | Ⅴ |
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