College of Civil Engineering;
Chongqing University;
Chongqing 400045;
China;
Key Laboratory of New Technology for Construction of Cities in Mountain Area;
Chongqing University;
Chongqing 400045;
China;
School of Civil Engineering;
Fujian University of Technology;
Fuzhou 350118;
China;
Fujian Provincial Key Laboratory of Advanced Technology and Informatization in Civil Engineering;
Fuzhou 350118;
China;
topography effects; pile group; vibration response; model test; numerical method;