This paper mainly studied on debris flow in Xiuyan county, took the slope unit as the mapping unit and gave hazard zonation of debris flow of Xiuyan county based on artificial neural network (ANN).

• 摘要本文以岫岩县作为研究区域，以自然流域作为评价单元格，采用人工神经网络对该区泥石流的区域危险性进行评价。