搜索资源列表
matlab(GA)2
- matlab遗传算法工具箱函数及实例讲解2 【问题】在－5<=Xi<=5,i=1,2区间内，求解 f(x1,x2)=-20*exp(-0.2*sqrt(0.5*(x1.^2+x2.^2)))-exp(0.5*(cos(2*pi*x1)+cos(2*pi*x2)))+22.71282的最小值。
Strapdown
- 一、数据说明： 1：惯导系统为指北方位的捷连系统。初始经度为116.344695283度、纬度为39.975172度,高度h为30米。 初速度为v0=[0.000048637 0.000206947 0.007106781]，飞行高度不变。 2：jlfw中为600秒的数据，陀螺仪和加速度计采样周期分别为为1/80秒和1/80秒。 3：初始姿态角为[0.120992605 0.010445947 91.637207]（俯仰，横滚，航向,单位为度）, jlfw中保存的为比力信
fixed_point
- Fixed-Point iteration-Function fixed_point(p0, N) approximates the solution of an equation f(x) = 0, rewritten in the form x = g(x), which is a sub-function the user has to enter. the call to the function fixed_point(p0, N) returns the root of the eq
gradiente
- Calculate a gradient by using a mask (sqrt(R² + I² ).
cordic_sqrt_atan
- 利用cordic实现开方和atan运算的matlab源码。 本人原创，标准cordic算法。-calculate aquare root and atan by cordic. Matlab m language.
two_ray_model
- Modelo de dos rayos de Andrea Goldsmith (figura 2.5, según expresión 2.12) f = 0.9 frecuencia en GHz landa = 0.3/f en m R = -1 coeficiente de reflexión en tierra ht = 10 altura del transmisor en m hr = 2 altura del receptor en m Gt
orbita_sunsync
- Orbita.m Programa para dibujar un periodo de la orbita de un satélite apartir de los parámetros orbitales Programado a partir de la hoja TUNDRA2.pdf Ramon Martínez, 20-12-2006 Parámetros k=398613.52 en (km^3)/(s^2) Re = 6377 km
work
- 绘制的Z图形，供了解MATLAB的可视化功能-z=sin(sqrt（x^2+y^2）)/(sqrt(x^2+y^2))
normalise2dpts
- Function translates and normalises a set of 2D homogeneous points so that their centroid is at the origin and their mean distance from the origin is sqrt(2).-Function translates and normalises a set of 2D homogeneous points so that their centroid is
divide_sqrt_algorithm_simulation
- 里面包含两个matlab程序，分别是对除法和对开方算法（或者是电路工作原理）的模拟。压缩包里分别有这两个算法的详细描述，主要用于学习。-It contains two matlab programs, one for divide algorithm and the other for sqrt algorithm. The .rar file also include two instruction files for the two algorithms.
NumericalMethods7.1
- Numerical analysis continues this long tradition of practical mathematical calculations. Much like the Babylonian approximation of \sqrt{2}, modern numerical analysis does not seek exact answers, because exact answers are often impossible to obtain i
mini2
- clear all clc t=0:1/1000:10-1/1000 s=sin(2*pi*t) snr=20 s_power=var(s) varience of s linear_snr=10^(snr/10) factor=sqrt(s_power/linear_snr) noise=randn(1,length(s))*factor x=s+noise Ó É SNR¼ Æ Ë ã
fit_maxwell_pdf
- fit_maxwell_pdf - Non Linear Least Squares fit of the maxwellian distribution. given the samples of the histogram of the samples, finds the distribution parameter that fits the histogram samples. fits data to the probability of the form:
fit_ML_maxwell
- fit_ML_normal - Maximum Likelihood fit of the log-normal distribution of i.i.d. samples!. Given the samples of a log-normal distribution, the PDF parameter is found fits data to the probability of the form: p(x) = sqrt(1/(2*pi))/(s*x)*
fit_ML_normal
- fit_ML_normal - Maximum Likelihood fit of the normal distribution of i.i.d. samples!. Given the samples of a normal distribution, the PDF parameter is found fits data to the probability of the form: p(r) = sqrt(1/2/pi/sig^2)*exp(-((r-u
sqrt
- 四元数matlab代码中的球根运算，可以直接用的-Quaternion operations matlab code bulbs, can be directly used
quiverc
- 在这个更新的代码，新功能，包括colorbar，samesize包括向量plottting... ％更新版本$日期：5月18日，2011年由梁枯盎斯蒂文斯技术学院 ％更新1：更改int8到Int16的colormap的是，当电流超过64个大，这将导致错误 ％更新2：加入 samesize 为使所有的向量samesize ％更新3：添加colorbar相应的开方的幅度（ü^2+ V键^ 2） ％更新4：错误修复，当你为h = quiverc，这是行不通的。 ----
power_3phsignaldq
- A Discrete 3-Phase ProgrammableSource block is used to generate a 1 pu, 15 degrees positive sequence voltage. At t = 0.05 s the positive sequence voltage is increased to 1.5 pu. At t = 0.1 s an unbalance is introduced by adding a 0.3 pu negative sequ
Newton
- 1、使用牛顿法求sqrt（2）； 2、用牛顿法求 fx=(x-1)*(exp(x-1)-1)的误差以及误差比； 3、用牛顿法及其他两种方法求 fx=x^4-4*x+x^2的重根 -1, using Newton' s method for the sqrt (2) 2, using Newton' s method for the fx = (x-1)* (exp (x-1)-1) error and error ratio 3, using Newton
qpsk_g_r-
- lear N = 10^5 EB_NO = [-1:30] liu1 = zeros(1,N) liu2 = zeros(1,N) for ii = 1:length(EB_NO) m= (2*(rand(1,N)>0.5)-1) + j*(2*(rand(1,N)>0.5)-1) s = (1/sqrt(2))*m normalization of energy to 1 n = 1/sqrt(2)*[randn(1,N) + j*rand