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1)  forward fitting
正演拟合
2)  3D forward simulation
三维正演拟合
1.
In the text, a number of good techniques(comprehensive interpretation for gravity-magnetic and seismic data on profile,multiscale decomposition of wavelet,turning to the pole by all magnetic latitudes variable inclination,3D forward simulation,geothermal lithosphere bottom inversion) and actual instances of processing and interpretation for gravity and magnetic data on pr.
文章介绍了剖面重磁地震综合解释、小波多尺度分解、全磁纬变倾角化极、三维正演拟合、地热岩石圈底界反演等项技术以及运用这些技术进行剖面、平面重磁成果处理解释的应用实例。
3)  forward modeling
正演模拟
1.
Poisson's ratio inversion based on AVO forward modeling;
基于AVO正演模拟的泊松比反演
2.
3-D forward modeling of wave equation using explicit short operator;
波动方程显式短算子三维正演模拟
3.
Improved positioning principle of forward modeling;
改进的正演模拟定位原理
4)  forward simulation
正演模拟
1.
Finite difference time domain method of GPR forward simulation;
探地雷达GPR正演模拟的时域有限差分实现(英文)
2.
Study on forward simulation of cross-hole seismic elastic wave equation for model of thin and alternating bed reservoir.
薄互层油藏模型井间地震弹性波方程正演模拟研究
3.
The paper uses random medium model and elastic wave equation of non-homogeneous medium to do systematical forward simulation and theoretical analysis on cave-in cavern, multi-cavern composition and cavernous porosity reservoir-related “a string of bead.
本文使用随机介质模型及非均匀介质弹性波方程对塌陷洞、多洞组合以及与孔洞型油气藏有关的“串珠状”现象,进行了系统的正演模拟和理论分析,得到了一些有意义的结论。
5)  Modeling [英]['mɔdliŋ]  [美]['mɑdḷɪŋ]
正演模拟
1.
Parallel Algorithm based on the multithread technique for pseudospectal modeling of seismic wave;
伪谱法地震波正演模拟的多线程并行计算
2.
The seismic forward modeling by F-K demigration is a new technique of seismic modeling which construct synthetic migrated section through giving a geological model,then demigrate the synthetic migrated section by F-K demigration method.
F-K反偏移法正演模拟是在给定地质模型后通过构建人工偏移场,再对人工偏移场进行F-K反偏移来实现。
3.
D seismic modeling can be used to study the propagation of seismic wave exactly and it is also a tool of 3-D seismic data processing and interpretation.
文中给出的地震波正演模拟算例说明了该方法适用于复杂地表和复杂构造地质体。
6)  Forward modelling
正演模拟
1.
The forward modelling method of wave equation is of a high precision and a lower computing efficiency compared with the ray theory based method.
波动方程正演模拟法相对于射线法具有精度高、效率低的特点。
2.
Through the analysis of field cros-well seismic acquisition results and study of cross-wellwavefield forward modelling ,we analyzed the distribution law of cross-well seismic wavefield, drawed upthe field working method, and made deep-hole cross-well seismic data acquisition.
通过对井间地震野外采集方法多项试验的结果分析和井间波场正演模拟研究,分析了井间地震波场的分布规律,制定了井间地震野外施工方法,进行了深井井间地震野外数据的采集,取得了一定的效果。
补充资料:非线性最小二乘拟合
分子式:
CAS号:

性质:用最小二乘法拟合非线性方程。有些变量之间的非线性模型,通过变量变换可以化为线性模型,此称为外在线性。而有些变量之间的非线性模型,通过变量变换不能化为线性模型,通称为内在非线性。对于非线性模型y=f(ξ,θ)+ε,其残差平方和。S(θ)是θ的函数,当模型关于θ是非线性的,正规方程关于θ也是非线性的。基于使残差平方和s(θ)达到极小的原理求出θ的估计值,拟合非线性回归方程。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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