School of Earth Sciences and Engineering;
Sun Yat-sen University;
Guangzhou 510275;
China;
Guangdong Provincial Key Lab of Geodynamics and Geohazards;
Guangzhou 510275;
China;
Southern Marine Science and Engineering Guangdong Laboratory(Zhuhai);
Zhuhai 519080;
China;
Sichuan Highway Planning;
Survey;
Design and Research Institute Ltd.;
Chengdu 610041;
China;
Guangzhou Metro Design&Research Institute Co.Ltd.;
Guangzhou 510010;
China;
uncertainty; geological sub-surface model; vector parameters; multiple-dimensional scaling;