Some problems and affecting factors about parameter inversion with controlling model were particularly analyzed . 8 . the actuality and development direction of expert system research was introduced 系统研究了利用监控模型进行参数反演时存在的主要问题及一些关键的影响因素，并提出了解决的办法。
Combined with the behavior in 1st constructing period of maopingxi dam , nonlinear fem calculation and material parameter back analysis are applied to the maopingxi asphaltic concrete core dam 本文结合茅坪坝期施工情况，对茅坪溪沥青混凝土心墙坝进行了非线性有限元应力应变计算和坝体材料参数反演分析。
The nonlinear parameters of the complicated dynamic soil - box foundation - frame structure interaction system are inversed according to this nonlinear calculating model and this inversion method 利用非线性计算模型和变量分离的非线性参数拟合法,实现了复杂的土-箱型基础-框架结构相互作用系统的非线性参数反演。
The main contents include polarimetric interferometric phase coherence optimization ( pipco ) ; random volume over ground ( rvog ) coherence scattering model and corresponding inversion model ; optimization of inversion procedure using ga 主要内容包括:极化干涉相干最优理论,相干散射模型和反演模型以及基于遗传算法的参数反演过程。
During the inversion process of velocity and depth parameter , the velocity parameter should be inversed firstly and then do the depth so as to assure the stability of the final results and the reliability of the solution 在参数反演过程中应采用先反演速度参数、再反演深度参数的方案，这样的步骤使得反演结果较稳定，得到的解更为可信。
The velocity , density and especially the anisotropic parameter which is important to the study of fractured formation can be achieved by the generalized linear inversion based on the ava inversion equations 用此反演方程对ti介质进行多波ava参数反演，不但可以求出地层速度及密度，还能得到各向异性系数，该参数对裂隙型地层研究具有重要意义。
Secondly , vector coherence scattering models are studied . the study is focused on the rvog scattering model and corresponding inversion model . the influences upon coherence of all the parameters in the model are discussed 接下来,论文讨论了矢量相干散射模型,重点研究了rvog相干散射模型和相应的参数反演模型,并分析了模型中各个参数对干涉相干性的影响。
To obtain the reasonable parameters for the analytical model by performing the parameter inversion based on limited experimental data would play a vital role in the prediction of the seismic response of structure and the study on decrease and isolation of vibration 对该系统的计算模型进行参数反演,通过有限的试验结果反演出合理的参数,对于结构的地震响应预测,以及隔震减震的研究有着重要的作用。
This dissertation studies mainly the inversion of ocean environmental parameters by mfp ( matched field processing ) . meanwhile , adaptive matched field passive localization in complex environment and discrete noise rejection with mfp are discussed 论文从浅海环境参数反演、复杂水声条件下的被动定位、以及匹配场用于空域离散噪声干扰抵消等三方面展开，对匹配场的理论、方法及实验验证进行了深入地探讨。
The improving genetic algorithm , carrying on fortran language , is used in suibuya water conservancy hub . based on the ansys language procedure calculation , the stress parameter vibration of the underground carvera accords with the truth and the answer is correct 改进遗传算法采用fortran语言进行程序开发编程应用于水布垭水利枢纽位移变形监测参数反演中，反演所得的数据用ansys编程进行仿真模拟分析。
