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wavelet00
- 本程序是用mallat算法实现的小波变换，取一定长度的离散信号，作等值延拓，然后进行的小波变换-This program is to use mallat algorithm of wavelet transform, take a certain length of discrete signal, be equivalent to the continuation, and then the wavelet transform
Gtdu700r
- 重力异常的向上延拓程序，很实用，，推荐地球物理学生学习可直接使用。 -Gravity anomaly upward extension program, it is practical, and recommended geophysics student learning can be used directly.
up_sphere_yuanzhutiPsphere
- 球体与水平圆柱体剖面磁异常Za向上延拓,关于磁法的，大家可以参考-Sphere and horizontal cylinder profile magnetic anomalies Za upward continuation magnetic method, we can refer to
up_profile_2sphere
- 地球物理磁法，两个球体剖面磁异常Za向上延拓-Geophysics magnetic method, the two spheres profile magnetic anomalies Za upward continuation
MethodofExtensioninterferogram
- 用二维快速傅立叶变化方法处理干涉图时，由于采样的数据序列长度必须是2的n次，故须将干涉图的数据范围圆形域延拓成矩形区域，文中提出了一种基于块重建算法的干涉图延拓的原理和方法，利用该方法对一幅实际干涉图进行了延拓，结果表明，该原理方法具有较高的处理精度，为波面相位复原奠定了基础。-Two-dimensional fast Fourier transform method for interferogram processing, due to the sampling of the data se
HARRwavelet
- HARR小波分解与重构，包括高低通滤波上下采样延拓及文件输出-HARR wavelet decomposition and reconstruction, including high and low pass filtering up and down sampling extension and file output
upward_continuation
- 实现位场数据的向上延拓运算，有效的消除数据中的噪音及浅部干扰。-Realize the potential field data upward continuation operator, effectively eliminate the noise in the data and shallow interference.
emd_matlab
- 法国人写的带端点延拓的经验模态分解。里面是没有改动过的原EMD的matlab程序代码，法国人写的，感觉写的不错。-The Frenchman wrote with endpoint extension empirical mode decomposition. There is no alteration of the original EMD matlab program code written Frenchman feeling well.
expend_freq
- 重磁勘探中的频率域位场延拓，基本实现了，不好的地方请多担待-Potential field of gravity and magnetic exploration frequency domain extension, the basic realization of the bad ones like him to be magnanimous
PSATDocumenation-2011
- 电力系统仿真包2.1.6的说明手册，PSAT是强大的开源软件，可以进行电力系统潮流计算、最优潮流、N-1分析、延拓潮流、小信号稳定性分析等高级功能-Power system simulation package 2.1.6 instruction manual, PSAT is a powerful open source software can power flow calculation, the advanced features of the optimal power flow, N
dfttransform
- 利用DFT对CTFT逼近。其中包括抽样、周期延拓、卷积、截短等。-Approximation using DFT CTFT. Including sampling cycle extension, convolution, truncated.
analytic-continuation
- 重力异常的解析延拓，需要自己在文件夹下建立重力异常的原始文件‘.txt’格式，要求在代码注释部分有说明。-Gravity anomalies in the analytic continuation, the need to establish the gravity anomaly original file in the folder .txt format requirements described in the code comments section.
nihe
- 自己编写的数值逼近程序。包含三个文件，分别为三角拟合，最小二乘拟合，广义延拓逼近。-I have written a numerical approximation procedure. Contains three files, were triangular fitting, least square fitting, the generalized extended approximation
EMD-end-effect
- EMD端点效应新文献资料；带端点延拓的EMD和原始EMD的matlab程序；画包络谱和幅值谱的matlab程序；供研究者参考-End effect of EMD literature endpoint extension of EMD and original EMD matlab program painting envelope spectrum and amplitude spectrum matlab program for researchers reference
fenshujiechafen
- ．分数阶差分方程由于其数学模型的不断出现及 对微分方程近似计算的需要，也在近两年逐渐成为了学者关注的研究课题．本文主 要讨论了分数阶微分方程与分数阶泛函微分方程解的延拓理论、初值问题的解与 正解存在性与唯一性、边值问题正解的存在性；分数阶差分方程解的存在性与唯一 性、边值问题正解的存在性．-The study of fractional discrete equa— tion have become a new reseazch topic in recent years．I
upward_kuobian
- 空间数据扩边以后做fft并在频率域延拓，可用于求重磁异常-expansion of spatial data and FFT， in the frequency domain extension can be used to find the gravity and magnetic anomalies
EMD-end-effect-reference-code
- EMD端点效应参考代码，包含多个算法：极值平均，边界特征尺度延拓，极值延拓，基于ISBM延拓，平行延拓，镜像延拓-EMD end effect reference code contains multiple algorithms: extreme average, the boundary characteristic scale extension, extreme extension, extension based ISBM parallel extension, mirror exte
WeiChang
- 有限单元法用于解地球物理位场延拓问题,第一类边值问题-Finite element method for the solution of geophysical field continuation problem
homotopy
- 数值延拓算法及参数微分延拓算法求解非线性方程-Numerical continuation algorithm and parameter continuation algorithm for solving nonlinear differential equations
yantuo
- 图像延拓 求极大值极小值图像 并找到极值点所在的位置-Image continuation for maximum minimum image and find extreme value point s location