基于数据挖掘技术的高光谱土壤质地分类研究

钟亮,郭熙,国佳欣,韩逸,朱青,熊杏

Soil Texture Classification of Hyperspectral Based on Data Mining Technology

ZHONG Liang,GUO Xi,GUO JiaXin,HAN Yi,ZHU Qing,XIONG Xing

表1 土壤质地统计结果

Table 1 Statistical results of soil texture

4组分类 4 groups of classifications 12级分类 12 levels of classifications 全部样本 All samples 训练样本 Training samples 验证样本 Validation samples 壤土组 Loam group 砂质壤土 Sandy loam 29 21 8 壤土 Loam 9 6 3 黏壤土组 Clay loam group 砂质黏壤土 Sandy clay loam 22 16 6 黏壤土 Clay loam 81 60 21 粉砂质黏壤土 Silty clay loam 16 12 4 黏土组 Clay group 粉砂质黏土 Silty clay 13 9 4 壤质黏土 Loamy clay 75 56 19 合计 Total 245 180 65