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Application of ANN Based on MATLAB to Forecasting the Strength of Pile Foundation Rock
Author(s): ZHANG Xiangdong, YU Chong, LI Gongxun(instituteofcivilengineering&architecture, LIAONING Technicaluniversity, FUXIN 123000china)
Pages: 165-
168
Year: 2005
Issue:
S1
Journal: Underground Space
Keyword: 桩基岩石强度; MATLAB编程; BP人工神经网络; 回归分析;
Abstract: 人工挖孔灌注桩广泛应用于工业与民用建筑、桥梁、港口、码头等工程建设领域,对于高层建筑,此种方法应用的更为普遍。桩基岩石强度直接决定工程质量和安全。利用MATLAB软件提供的改进人工神经网络算法,调用PRESTD、POSTSTD、POSTREG函数进行样本处理和网络结果分析,建立数学分析模型。并且结合工程实例,对桩基岩石抗压强度进行预测。将预测结果与室内实验得到的抗压强度值及回归分析的预测值比较,得到良好的预测精度,有一定的实际应用价值。
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