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- matlab开发环境下，牛顿迭代法解非线性方程组，使用者把非线性方程组的M文件fx1(x)和非线性方程组导数的M文件dfx1(x)相应代入即可。-matlab development environment, the Newton iteration solution of nonlinear equations, nonlinear equations to the user of the M documents fx1 (x) and non-linear equations of the
dongtai
- 捷联惯导的C程序实现，四元数表示姿态，动态数据显示，MATLAB进行图像处理，包含原始数据。-SINS of the C program implementation, said the attitude quaternion, dynamic data, MATLAB for image processing, including raw data.
xiaotuoluo
- 捷联惯导的C程序实现，四元数进行姿态更新，MATLAB进行图像处理，包含原始数据。-SINS of the C program implementation, quaternion for attitude update, MATLAB for image processing, including raw data.
splineconstruction
- 通过用户给定的数据（点坐标，约束条件，起始点导数等），建立三次样条函数。-Construct 3-D splines according to information defined by user.
cPP
- 求下面方程在1.5附近的根 2*x*x*x-4*x*x+3*x-6=0自己去运行一下吧，我已经运行了，结果为2.00000000，我想其中的各个变量就不用我一个一个解释了吧，讲个重要的吧其中EPS是控制误差的，ERR为误差，函数f（）是计算y=2*x*x*x-4*x*x+3*x-6在x的值，函数g（）是计算导数的。然后自己去推敲了吧。 不过建议你还是自己去程序，那样才会有提高-For the equation in the root of near 1.5
conjugateGradient
- 共轭梯度法（Conjugate Gradient）是介于最速下降法与牛顿法之间的一个方法，它仅需利用一阶导数信息，但克服了最速下降法收敛慢的缺点，又避免了牛顿法需要存储和计算Hesse矩阵并求逆的缺点，共轭梯度法不仅是解决大型线性方程组最有用的方法之一，也是解大型非线性最优化最有效的算法之一。-failed to translate
mat_disperse
- 这是一个matlab程序，包括了面波频散计算，及最小二乘反演的导数计算内容。-This is a matlab procedures, including a surface wave dispersion calculation, and calculation of the derivative of least squares inversion content.
mulVNeton
- matlab 的拟牛顿方法，减少计算导数带来的计算量的一种迭代方法，用来计算非线性问题。-matlab quasi-Newton methods to reduce the computational calculation of the amount of the derivative of an iterative method to calculate the nonlinear problem.
modified-Bessel-functions
- Zhang S. and Jin J.1996写的计算修正贝塞尔函数和它的导数。-Compute modified Bessel functions exp(-x)*In(x) and Kn(x), and their derivatives
Hermite
- Hermite差值函数算法，输入两端点的函数值以及导数，输出是差值函数。-Hermite difference function algorithm, the two end points of the input function values and derivatives, the output is a function of the difference.
deriv_test
- 该程序对于重力异常的数据可以进行导数换算，对于重力数据处理有很大的用处。-The procedure for the gravity anomaly data can be derivative conversion, is very useful for processing gravity data.
order
- 相比拟牛顿法而言，牛顿法要求用户必须给出二阶导数的计算公式-Comparable in terms of Newton, Newton' s method requires users to give the second derivative of the formula
EX_TimeAutotuning
- 自整定法利用阶跃响应求传递函数n阶导数，不需要知道传递函数-Since the entire titration step response request transfer function n order derivative, need to know the transfer function
Runge-kutta
- 一种高精度 单步的数值积分方法，在已知方程导数和初值信息，利用计算机仿真时应用，省去求解微分方程的复杂过程。-A numerical integration method for high precision of single step, in the known equation of derivative and initial information, using the application of computer simulation, the complex process of
preprocessing-methods
- 一阶导数、二阶导数，矢量归一化（SNV），多元散射校正（MSC），数据中心化，直接信号校正，平滑处理六种光谱数据预处理的方法-A first derivative, second derivative, vector normalization (SNV), multiplicative scatter correction (MSC), the data center of the direct signal correction, smoothing six kinds of spectra
DIRECT
- 一种全局的直接优化方法，优化过程中无需用到目标函数的导数信息。-The purpose of this brief user guide is to introduce the reader to the DIRECT optimization algorithm, describe the type of problems it solves, how to use the accompanying MATLAB program, direct.m, and provide a synopis
程序
- 中心差分求解近似导数其中用到的有追赶法求解对三角矩阵(Central differential solution, approximate derivative)
导数
- 利用C#语言进行函数求导，涉及三次样条函数(Derivation of function using C# language)
FRAACUEQUATION
- 此程序是二维分数阶粘弹性声波有限差分法的正演模拟，时间导数二阶精度，空间分数阶导数2阶精度，含波长快照，未加边界，确保可运行。(This program is a two-dimensional fractional viscoelastic acoustic forward modeling of finite difference method, the time derivative second-order accuracy, space fractional order deriva
程序
- 数模中求解偏微分方程时，在已知数据的基础上进行线性插值拟合。利用差分法求解该模型，先用网格划分区域，对 区域内部节点做泰勒展开。对偏导数进行离散化处理。(tthe solution to the PDE problem in mathematical modeling)