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正演     
相关语句
  forward
     APPLICATION AND IMPROVEMENT OF FINITE-ELEMENT METHOD IN FORWARD CALCULATION OF GEO-ELECTROMAGNETIC FIELD
     有限元法在大地电磁场正演计算中的应用及改进
短句来源
     Migration and forward modeling for complicated steep structure
     复杂陡构造的偏移与正演
短句来源
     FORWARD FILTER COEFFICIENT OF SYMMETRICAL QUADRUPOLE ELECTRICAL SOUNDING
     对称四极电测深的正演滤波系数
短句来源
     A new forward modeling method—conjugate forward method,
     一种新的模型正演方法——共轭正演
短句来源
     Application of Complex Variable Functions to Solv ingSome Forward Problems of Gravity Prospecting
     复变函数在解重力勘探正演问题中的应用
短句来源
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  forward modeling
     Geological model is the basis of forward modeling.
     要进行正演模拟,正演地质模型是基础和前提。
短句来源
     Quasi P-wave forward modeling in frequency-space domain in VTI media.
     VTI介质频率-空间域准P波正演模拟
短句来源
     2. 5-D finite-element CSAMT numerical inversion is an inversion method based on 2. 5-D finiter-element forward modeling and CSAMT-RRI sensitivity matrix approximative computation as well as pseudo-1-D inversion method.
     2.5维有限元法CSAMT数据反演是建立在2.5维有限元法正演模拟和CSAMT-RRI灵敏度矩阵近似计算以及拟一维反演方法基础上的一种反演方法。
短句来源
     THE FDTD FORWARD MODELING OF TWO DIMENSION GEOELECTRICITY BASED ON UWB SIGNAL
     基于UWB源的二维地电模型FDTD正演模拟
短句来源
     Forward modeling on 3 typical gas reservoir was performed.
     从已知气藏入手 ,对三个典型气藏进行了正演模型研究 ;
短句来源
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  forward simulation
     So the research of forward simulation is done in this paper based on the 2D-FDTD method.
     本文将基于2D-FDTD(二维时域有限差分法方法)开展路面雷达电磁波传播的正演模拟研究。
短句来源
     Seismic forward simulation of typical geologic models in Shengli oilfield
     胜利油田典型地质模型的地震正演
短句来源
     Coming from elastic wave equation in VTI me- dia,by the aid of elastic parameters of VTI media and Thomsen parameters and combining with Kelvin-Christoffel equation, the paper deduced quasi P-wave equation in VTI media and implemented its forward simulation.
     本文从VTI介质弹性波波动方程出发,借助VTI介质弹性参数和Thomsen参数,结合Kelvin-Christoffel方程,推导了VTI介质中准P波波动方程,并对VTI介质准P波进行了正演模拟。
短句来源
     OPTIMUM DIFFERENCE OPERATOR APPLIED TO P - SV WAVE FORWARD SIMULATION
     最佳差分算子在P-SV波正演模拟中的应用
短句来源
     Buildup of complex geologic models in continental fault depression basin and their forward simulation
     陆相断陷盆地复杂地质模型建立与正演模拟
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更多       
  forward problem
     1. The study of the EEG forward problem: using the BEM to solve the forward problem in the source model of the dipole and charge.
     1.脑电正问题方面的研究——用边界元法解决脑电正问题,实现了基于偶极子和点电荷源的脑电正演问题。
短句来源
     A vertical cylinder is a simple and practical model in gravity forward problem.
     在重力正演计算中垂直园柱体是一个较为简单,而又有较大实用价值的模型。
短句来源
     The forward problem theory and error equations for the influence of Vτ on non-nuclear logging are given.
     给出了非放射性测井的Vτ影响的正演理论和误差公式。
短句来源
     The computation of seismic traveltime is a core matter of ray-tracing method,and its accuracy affects the accuracy of the path and the accurate degree of the forward problem of seismic ray simulation.
     地震波旅行时计算是射线追踪方法的核心问题,其精度直接影响着路径的精度和正演模拟的准确程度。
短句来源
     The introduction of quasi-neural network BP algorithm,firstly solved the fast 3D forward problem,then the breakthrough of limitation from inversion parameter dimensionality,realized the fast convergence,so that effectively solved the inverse problem with two or multiple density interfaces.
     拟神经网络BP算法的引入,首先解决了快速三维正演问题,又突破了反演参量维数的限制,实现快速收敛,有效解决两个或多个密度界面的反演问题。
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  forward
The second part deals with the unsolved problem put forward by Bennett [1] by showing that there is at least one payoff which is balanced, partnered and equal gains aspiration.
      
In this paper, a new optimal design criterion-joint model and criterion optimal design criterion is put forward.
      
In this paper a generalized defaultable bond pricing formula is derived by assuming that there exists a defaultable forward rate term structure and that firms in the economy interact when default occurs.
      
Discontinuous galerkin finite element method for a forward-backward heat equation
      
A space-time finite element method, discontinuous in time but continuous in space, is studied to solve the nonlinear forward-backward heat equation.
      
更多          
  forward modeling
In this paper, the disadvantages of these two kinds of methods were analysed, and a new method of forward modeling and inversion (Tomography) based on boundary integral equations was proposed.
      
The procedure was applied to forward modeling on transient electromagnetic field of a vertical magnetic dipole over uniform half-space to demonstrate them effectiveness and general applicability.
      
The typical pattern of the buried-hill zone in the Jiyang sag is studied using the forward modeling.
      
They are different from conventional ones in the following aspects: separation of reflection and refraction waves, long offset NMO and stacking and forward modeling and inversion.
      
Forward modeling of different types of landslides with multi-electrode electric method
      
更多          
  forward simulation
With the experimental study on forward simulation of anomalies given by the superposition of six objects and measured data in Songliao plain, Northeast China, the shape, size and depth of the buried objects were estimated in the study.
      
Finite difference time domain method forward simulation of complex geoelectricity ground penetrating radar model
      
The ground penetrating radar (GPR) forward simulation all aims at the singular and regular models, such as sandwich model, round cavity, square cavity, and so on, which are comparably simple.
      
The Mur super absorbed boundary condition is adopted to solve the super strong reflection on the interceptive boundary when there is the forward simulation.
      
And a self-made program is used to process forward simulation to two typical geoelectricity model.
      
更多          
  forward problem
The forward problem is to solve the natural frequencies through a cracked structural model and the inverse problem is to quantitatively determine the crack parameters using the experimental testing frequencies.
      
Then, the one-dimensional crack element of B-spline wavelet on the interval (BSWI) was built to solve the forward problem.
      
Another effect of their application is a substantial decrease in the dimensions of the modeling domain and therefore in the time required to solve the forward problem.
      
Direct solution by 2-D and 3-D finite element method on forward problem of low frequency current fields in inhomogeneous media
      
The paper adopts finite element method to analyze the forward problem of low-frequency current fields in inhomogeneous media.
      
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