numerical differentiation

An algorithm for power system frequency measurement based on numerical differentiation and central Lagrange interpolation is presented .

提出了一种基于数字微分和拉格朗日插值的系统频率快速而准确的测量算法。在未知信号参数的情况下，以一固定的采样频率如512×50Hz对信号进行采样，得到一采样序列。

In this paper , a method of global numerical differentiation is given .

本文提出一种整体数值微分方法。

A Numerical Differentiation Method for Period Function with Noisy Data

一种带噪声的周期函数数值微分方法

Parameter estimation of measurement systems based on numerical differentiation

数值微分的测试系统参数估计

Determination of the Rate Constant of the First Order Reaction by Numerical Differentiation

数值微分法确定一级反应速率常数

Two New Methods of Solving Numerical Differentiation

求解数值微分的两种新方法

A Kind of Method for Numerical Differentiation

一种数值微分方法

Numerical differentiation is applied to estimate the structural parameters of measurement systems .

采用数值微分方法直接对测试系统的结构参数进行估计，可以直接得到测试系统的结构参数，具有简单明了的特点。

Spline method for numerical differentiation of digital physiological signals and its error analysis

离散化生理信号数值微分的样条方法及其误差分析

A New Method of Solving Numerical Differentiation Formulae and Its Remainder Term

求解数值微分公式及其余项的一种新方法

New Methods of Numerical Differentiation

一类新的数值微分方法

A method of global numerical differentiation

整体数值微分方法

Centered difference method for numerical differentiation with noisy data

带扰动数据的数值微分的中心差分法

A Regularization Method and Example for the Numerical Differentiation

一类求数值微分的正则化方法及算例

Calculation of ray trace in bending fiber with numerical differentiation

数值微分法求解光纤弯曲时的光线轨迹

The numerical differentiation of first and second order with Tikhonov regularization

用Tikhonov正则化方法求一阶和两阶的数值微分

A Local Property of the Regularized Solutions for Numerical Differentiation

数值微分问题正则化解的局部性质

Numerical Differentiation for Periodic Functions and Its Applications

周期函数的数值微分问题

Constructing Estimate Model for Maneuvering Target Tracking by Numerical Differentiation : Principle and Applications

利用数值微分构造机动目标跟踪的估计模型：原理和应用

Verification and Practice on First-Order Numerical Differentiation Formulas for Unknown Target Functions

未知目标函数之一阶数值微分公式验证与实践

Determination of Curvature Radius of Cam Profiles Using Numerical Differentiation

确定凸轮廓线曲率半径的数值微分法

In the second filter , a robust dynamic model is constructed by the numerical differentiation technique .

在第二种滤波算法中，系统采用数值微分技术构造出了描述机动目标运动行为的鲁棒估计模型。

Constructing the Robust Estimation Models by Numerical Differentiation and the Simulations for Their Applications

基于数值微分技术构造鲁棒估计模型的方法及其应用仿真

On Remainders of Numerical Differentiation Formulas in ECT System of Functions

一类ECT函数系的数值微分公式的余项

Asymptotic Error Estimations for Spline Interpolation Function and Their Applications in Numerical Differentiation

样条插值函数误差的渐近估计式及其在数值微分中的应用

In the second chapter , we discuss Numerical Differentiation and its Property of stochastic datum .

在第二章中，我们详细地讨论了周期型随机数据的数值微分及其性质。

The numerical differentiation algorithm is used to obtain the higher order partial derivatives of the system state space equation .

针对求取系统状态方程的高阶偏导数矩阵的关键和难点，采用了数值微分法来解决。

Numerical Differentiation Between Benign and Malignant Polypoid Lesions of the Gallbladder

良性与恶性胆囊息肉样病变的计量鉴别

Numerical differentiation and integration is covered in depth , with particular emphasis on the error and convergence analysis .

数值微分和积分部分将有较深入讨论，并强调误差和收敛性分析。

The third derivative spectra of the imaginary part of dielectric functions for two samples were evaluated by the numerical differentiation .

对样品的介电函数虚部谱进行数值微分，得到它们的三级微商谱。