multi-response-nonlinear ls model 多元响应非线性最小二乘模型
By using nonlinear VAR model and impulse response function, this paper explores the reaction of "output—employment" system under the outer shocks.
本文使用非线性向量自回归模型和脉冲反应函数，分析“产出-就业”系统在外部冲击下的反应。
Combined with element model with varied stiffness in different regions, nonlinear seismic response of shear wall with large or small opening holes was analyzed.
该模型可直接用于小开洞剪力墙的分析，结合分段变刚度单元，分析了大、小开洞剪力墙的非线性地震反应。
By which linear and nonlinear frequency response function was estimated, and nonlinear stiffness coefficient and damping coefficient of the model were optimized by least square method in this paper.
利用该方法对非线性频响函数进行估计，并利用了最小二乘法对模型的非线性刚度系数和非线性阻尼系数进行了优化。
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