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Method for Determining Rheological Model of Soft Soil Based on L S Solution of Overdetermined Linear Equations
Author(s): 
Pages: 439-443
Year: Issue:  3
Journal: Underground Space

Keyword:  最小二乘解 最优逼进多项式 流变 模型辨识;
Abstract: 为研究软土流变特性,利用超定线性方程组的最小二乘解,拟合了流变试验的最优逼进多项式。根据最优多项式,可以对照归一化元件模型确定流变模型及其参数,通过流变试验验证了这种方法的合理性,为流变模型辨识及其参数确定提供了一种新方法。
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