基于多元GMM的机载多光谱LiDAR点云空谱联合分类

王丽英, 马旭伟, 有泽, 王世超, CAMARA Mahamadou

Spatial-spectral joint classification of airborne multispectral LiDAR point clouds based on the multivariate GMM

WANG Liying, MA Xuwei, YOU Ze, WANG Shichao, CAMARA Mahamadou

表2 特征组合⑤和⑦分割优化前后精度对比

Tab.2 Accuracy comparison of feature combination ⑤ and ⑦ before and after segmentation optimization

指标 特征组合⑤ 特征组合⑦ 优化前 优化后 优化前 优化后 总体精度/% 91.53 92.71 91.36 93.57 Kappa系数 0.885 0.901 0.882 0.912