资源列表
fdtd_antenna.rar
- FDTD 模拟 天线 包含 近场－远场 外推程序（时谐场）,FDTD to simulate a antenna includ the NF to FF translate
pdesolve.rar
- 偏微分方程数值解法的程序包，包括拉普拉斯方程、对流方程和扩散方程的各种解法,Numerical Solution of Partial Differential Equations package, including the Laplace equation, convection-diffusion equation equation and the various solution
EnsembleKalman_filter
- 集合卡尔曼滤波(EnKF) 数据同化方法可以避免了EKF 中协方差演变方程预报过程中出现的计算不准确和关于协方差矩阵的大量数据的存储问题,最主要的是可以有效的控制估计误差方差的增长,改善预报的效果。-Ensemble Kalman Filter (EnKF) data assimilation methods can be avoided in the EKF covariance forecasting the evolution equation arising in the course
普林斯顿海洋模型POM
- 普林斯顿海洋模型POM是现时通用的海洋模型，此程序为POM模型网格生成文件。-The Princeton Ocean Model(POM) is a model widely accepted by physical eanographic researchers. This is the grid file of POM.
seismic_forward
- 地震正演程序，在已有的数值地质模块基础上采用正演模拟公式来对地震波在地下的传播进行模拟，相对描述出地下地层岩性情况。-Seismic forward procedure, the values have been adopted on the basis of geological block formula for forward modeling of seismic wave propagation simulation in the ground, and the relative d
DEM(Distrete-Element-Model)--Fortran
- 离散颗粒碰撞程序，包括颗粒的随机生成程序，颗粒搜索程序，颗粒碰撞程序。-Discrete particle collision procedures, including procedures for randomly generated particles, particles search process, particle collision process.
FFT
- 利用FFT估计正弦信号的频率,要估计一个叠加了高斯白噪声的正弦信号 的频率 ，可以通过对x(n)做傅里叶变换，得到频谱图，找出幅度的最大值对应的频率值 ，进行多次变换，求出均方误差 。改变信噪比SNR，通过仿真可以得出随着信噪比增加，均方误差减小。-Sinusoidal signal using FFT frequency estimation, to estimate a Gaussian white noise superimposed on the frequency of sinusoi
matlab_program
- Matlab曲面拟合程序,利用最小二乘法来求得近似值，非常不错的东西-matlab program for fit curve
Levenberg-Marquardt_Method
- LM算法的c语言实现 拟合的函数为gauss函数-Levenberg-Marquardt Method
Interior_point_method
- 内点法是从可行域内某一初始内点出发，在可行域内进行迭代的序列极小化方法。它仅用于求解不等式约束优化问题。这里列出内点惩罚函数法的六个子程序。 -Interior point method is a feasible region within the initial point of view, the region, where feasible, to carry out the sequence of iterative minimization method. It is only
NdimensionNiNetwon
- 解n元非线性方程组的拟牛顿法的MATLAB程序-Solution of n-systems of nonlinear equations of quasi-Newton method of the MATLAB program
charpt7_3
- 安德森《计算流体力学及其应用》第七章拟一维喷管流动的数值解 7.3节 亚声速—超声速等熵喷管流动的CFD解法 。-Anderson the computational fluid mechanics and its application "chapter 7 quasi one-dimensional nozzle flow numerical solution of section 7.3 subsonic- supersonic isentropic nozzle flow of