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
韩超群,陈建宏,周智勇,杨珊

Research on Prediction of Rock Mass Blastability Classification Based on PCA-SVM Model
Chaoqun HAN,Jianhong CHEN,Zhiyong ZHOU,Shan YANG
表4 主成分提取后输入因子数据
Table 4 Input factor data after main component extraction
序号矿岩名称PC1PC2PC3PC4可爆性等级
1薄层灰岩0.8423610.3150030.4229270.162393
2灰白色白云岩1.5393611.699857-1.110430-0.97020
3角砾岩1.7974040.438431-0.451760-0.14860
4米黄色白云岩2.0723452.252531-1.640230-1.087060
5紫色含矿白云岩2.1779120.490495-0.765810-0.401240
6紫色不含矿白云岩2.2393570.837842-0.8403901.106790
7青灰色白云岩1.6573650.709957-0.957150-0.378490
8角闪斜长片麻岩-2.4214601.4871380.7088590.404729
9黄铜闪锌黄铁矿-1.1765200.8314470.376829-0.201160
10致密石榴石矽卡岩-2.8037200.707335-0.5400100.077760
11闪长岩-1.687660-0.103580-0.5411500.124458
12大理岩-1.348350-0.800030-1.7324600.441841
13磁铁矿-1.0979601.8719130.331022-0.105220
14混合岩0.7956590.5874270.9164040.556719
15绿泥片岩3.3835370.822144-0.275600-0.462640
16千枚岩4.2814481.549846-0.1190000.812629
171870细粒大理岩-1.7659001.004592-1.188400-0.228400
18矽卡岩-2.2291101.8996902.110488-0.067380
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551825含矿浅色砂岩-0.5005202.4348661.986787-1.178260