外推
- 名extrapolation
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该文利用外推的思想提出了一种基于同心圆轨道的锥束CT重建算法。
This paper developed a cone beam reconstruction algorithm based on extrapolation .
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利用BP神经网络进行测井资料外推
Logging data extrapolation using BP neural network
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进行了MATLAB仿真,比较了各个模型的可信度和外推能力;
Conducts the simulation MATLAB , comparing the reliability and extrapolation of each model ;
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外推-周期法测量ADS模拟装置的次临界度
Sub-criticality Measurement With Extrapolation-period Method on ADS Model Facility
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经理论记录和实际地震记录检验,表明经ω-x域算子外推后的去噪效果有显著改进。
Theoretical and real data results prove that (ω - x ) - domain operator extrapolation brings obviously-improved noise reduction .
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提出了一种基于PID算法以及外推算法的原理的双轴同步补偿算法,该算法在补偿过程中根据双轴的同步状态逐层设置了同步极限值。
A synchronous compensation algorithm based on the common PID algorithm and the extrapolation is proposed in this thesis .
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用FDTD计算结果外推近区场
The Extrapolation to the Near Zone Field from FDTD Simulation Results
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对连续性不满足外推要求的荷载函数进行了磨光,使q(x,y)∈C3(Ω)。
Load functions which don 't satisfy extrapolations are polished to make ? ( x , y )∈ C_3 (Ω) possible .
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介绍了灰色系统GM(1,1)模型的预测方法,并用该模型对学生近视率进行预测分析,拟合与外推预测的平均误差分别占实测值均数的1.43%和1.21%。
Grey systems model GM ( 1,1 ) was used to predict the student 's myopia rate .
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本文提出一种直接基于富里哀变换的带限信号外推新算法:FFT迭代算法。
A new extrapolation algorithm for band-limited signals is proposed directly based on Fou-rier Transform .
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球形地面上目标散射FDTD近-远场外推
An FDTD Near-to Far-Zone Transformation for Scattering from Object over the Curved Earth
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趋势外推与ARMA组合的能源需求预测模型
An Energy Demand Prediction Model Based on Trend Extrapolation and ARMA
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多角形域上Robin问题的边界积分方程的求积法与分裂外推
Splitting Extrapolations for Solving Boundary Integral Equations of Robin Problem on Polygons by Mechanical Quadrature Method
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粘弹性方程Hermite型有限元新的超收敛分析和外推
A New Superconvergence Analysis and Extrapolation of Hermite-type Finite Element Method for Viscoelasticity Equation
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Hermite展开应用于介质柱散射的时-频域联合外推
Simultaneous Extrapolation of Electromagnetic Scattering of Dielectric Cylinders in Time-Frequency Domains Based on Hermite Expansions
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Stokes问题各向异性B-R外推的研究
Study on B-R Elements Extrapolating with Anisotropism Gridding about Stokes-problem
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基于Laguerre展开的时、频域同时外推技术
Simultaneous Extrapolation in Time and Frequency Domains Based on Laguerre Expansions
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积分方程特征值问题的Richardson外推
Richardson Extrapolation of Eigenvalue Problems for Integral Equations
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Richardson外推技术及其在电磁散射中的应用
Application of richardson extrapolation technique in electromagnetic scattering
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Fredholm积分方程离散配置法的渐近展开及外推
Asymptotic error expansion and extrapolation for discrete collocation method of Fredholm integral equation
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研究了电力系统负荷预测的趋势外推预测技术,采用二次指数平滑技术和二阶自适应系数法进行发电量预测,并运用C语言编程,通过实际算例进行了比较分析。
Studies the application of trends extrapolation on the power load forecast . By quadratic exponential smoothing and second-order adaptive coefficient forecasts the electricity quantity . Compares and analyses the actual examples by C language program .
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渐近波形估计(AWE)方法是数值计算中一种非常有效的外推方法。
The method of asymptotic waveform evaluation ( AWE ) is a very efficient extrapolation method in numerical computation .
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通过线性外推,建立了直接跃迁的(αE)2模型,并确定了薄膜的Eg值(3.5~3.86eV)。
The direct transition model of (α E ) ~ 2 versus photon energy E_g was established and a band gap energy E_g was obtained by linear extrapolation .
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本文通过对图像的二维频谱进行外推,扩展了SAR系统的等效带宽以达到提高图像分辨率的目的。
An extrapolation algorithm is used to expand the 2-D bandwidth of the detailed image to enhance the resolution and the implementation steps are discussed in detail in this paper .
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Stokes方程组Hood-Taylor元的分裂外推
The Multi-Parameter Extrapolation of the Hood-Taylor Elements for the Stokes Problem
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f-x域算子外推去噪技术研究
A technique for noise elimination using operator extrapolation in f-x domain
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因此,可将H2S摩尔分数适当外推到0.0001%,来满足生产和设计的需要。
Therefore , the mole fraction of H_2S could be used as 0.0001 % for the requirement of production and design .
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该方法利用Gauss型求积公式,采取逐段积分逼近,并利用最小二乘法拟合外推,可以得到比较满意的计算结果。
Employing the Gauss integral formulation , by means of the successive approximation and the approximation by least square , it can be obtained a satisfactory calculating result .
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可以利用小波外推方法估值,但是小波函数的选择具有多样性,文中选用比较常用的Mexico草帽小波进行外推。
In this paper , the wavelet extrapolation method for estimate is used . The choice of wavelet function is various , the familiar Mexico hat wavelet is used in extrapolation .
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二维Fredholm积分方程Nystrom方法的渐近展开及其外推
Asymptotic error expansion and extrapolation of the Nystrom method for two-dimensional Fredholm integral equations