School of Energy and Mining Engineering China University of Mining and Technology Beijing 100083 ChinaState Key Laboratory for Geomechanics and Deep Underground Engineering China University of Mining and Technology Beijing 100083 China;
School of Energy and Mining Engineering China University of Mining and Technology Beijing 100083 China;
School of Energy and Mining Engineering China University of Mining and Technology Beijing 100083 ChinaBeijing Reliance Coal Research Institute Beijing 100083 China;
North Weijiamao Coal Power Co.Ltd. Ordos 010308 Inner Mongolia China;
Open-pit mine; Evolution of weak layer; Inverse analysis; Monitoring data; Numerical simulation;