The thesis applies BP model to analyze spatial displacement of an earth-rock dam in Hubei Province, and compiles the program of BP model.The results show that the model has good effectiveness.

• 将BP模型应用于大坝空间位移分析，编制了BP神经网络模型程序，并对湖北某土石坝空间位移进行分析，得到了较好的拟合和预报。