The positive-back analysis of the internal forces and deformation of the deep excavation is studied based on the finite element and BP neural network method.
本文以有限元和BP神经网络为基础，进行基坑开挖内力和变形的正反演分析。
The purpose is to estimate settlement using the measurement data and to verify the application of back analysis by finite element analysis.
研究的目的是利用预测手段推算出未来沉降，验证有限单元法反分析方法的适用性。
Combining finite element method and the mathematical programming technique, a procedure of back analysis of consolidation has been developed.
结合有限单元法和数学规划法提出一确定地基固结过程中材料参数的反分析法。
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