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steepest_method_with_const_step
- NUMERICAL OPTIMIZATION: This steepest descent method with constant step length to find the minima of f(x, y) = xy exp(− 2x^2 − y^2 + 0.3y) Graphical represxentation in 5 ways of solution, simple and clear explained.-NUMERICAL OPTIMIZ
newtsol
- Newton-Armijo code for scalar equations: Inputs: X = initial iterate, F = function, TOLA = absolute error tolerance, TOLR = relative error tolerance, JDIFF = 0, analytic derivative, syntax: [f,fp]=f(x), JDIFF = 1, forward difference derivative , Outp
chordsol
- CHORDSOL Chord method code for scalar equations. This code terminates on small relative-absolute errors, function [X, HIST] = CHORDSOL(X, F, TOLA, TOLR) Inputs: X = initial iterate F = function TOLA = absolute error tolerance TOLR
nsdcalc
- INSTRUCTIONS FOR RUNNING NSDCALC SOFTWARE Nsdcalc.m is a Matlab program for performing the image enhancement process described in the accompanying paper. Place the program in your work directory along with the demonstration data file grav.tx
This_one
- Cooperative communication_power control a) Generate random binary sequence of +1’s and -1’s. (b) Given different Power to the source and the relay as well (c) Multiply the symbols with the channel and then add white Gaussian noise. (d) At
F2T
- F2T子函数,在做傅里叶变换时调用的函数。也可做成脚本文件。-F2T subroutine, called when doing Fourier transform function. Can also be made into a scr ipt file.
Rombegrg
- 录入程序代码,并对该实验代码进行调试,检查程序代码中的语法和语义错误。 编写函数f(x)的代码如下: Romberg算法¨ function z=f(x) if (x~=0) z=sin(x)/x else z=1 end 备注:在实验代码中,首先输入必要的变量的值如下: a=0 b=1 tol=1e-8 待查询检查通过,开始输入执行代码 设置格式format short g查看u的值和sin(u)的值: -Inp
Topology_Optimization_a_99_line
- Ole Sigmund编写的99行Matlab程序是拓扑优化方面的经典案例。该程序有5个可修改的输入参数:竖直方向网格划分数nely,水平方向网格划分数nelx,保留的材料的体积分数volfrac,惩罚因子penal和滤波器大小rmin。加载方式矩阵F和支承方式fixeddofs也可以分别选取不同的方式或组合。-Ole Sigmund prepared by the 99-line Matlab program is a classic example of topology optimizat
mulNewtonSOR
- 本代码为牛顿-SOR迭代法求解非线性方程组。其调用格式为[r,m]=mulNewtonSOR(F,x0,w,h,eps) 其中F:方程组,x0:方程组初始解,w:SOR迭代因子,h:数值积分常数,eps:根的精度,m:迭代步数。-The code for the Newton-SOR iteration method for solving nonlinear equations. Its call format [r, m] = mulNewtonSOR (F, x0, w, h, eps)
lvboqisheji
- 设计一个IIR数字低通滤波器, 逼近一组模拟滤波器的指标参数(通带截止频率Wp=2*pi*2000rad/s,阻带边界频率Ws=2*pi*3000rad/s,通带波纹 Rp=3db, 阻带衰减Rs=15db, 采样频率f=10000Hz); 分别用脉冲响应不变法和双线性变换法实现设计,列出传递函数并描绘模拟和数字滤波器的幅频和相频响应曲线。用上述设计滤波器完成几组给定信号的滤波,证明滤波器的有效性和滤波范围限制.-Design a IIR digital low-pass filter, app
ransacF
- RANSAC implementation for fundamental matrix computation using the seven point algorithm. Returns inliers and best F estimate.
yalmip
- matlab用于求解规划问题的工具包 推荐把这个工具整合到matlab中去,这个工具是私人的,不过大家都可以免费下载使用。下载后,只要在matlab中添加路径就可以使用这工具箱。 正在吸引我的是,这个工具箱建立了一种新的数据类型,使所有规划问题都整合在一起。 举例如下: 已知非线性整数规划为: Max z=x1^2+x2^2+3*x3^2+4*x4^2+2*x5^2-8*x1-2*x2-3*x3-x4-2*x5 s.t. 0<=xi<
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
F
- About AAM it will be useful for face detection
smith
- 1.本程序拟已知驻波比系数ρ,波节点的距离l_m_i_n,和频率f的情况下,求解归一化阻抗Z~, 所以在本程序运行时,要首先输入正确的驻波比系数ρ,波节点的距离l_m_i_n,和频率f; 2.本程序由于视野有限,课本后面的那个圆图并未全部显示出来,只是显示了本程序有用的部分 3.编制本程序的小组成员为微波技术实验分组,倪庆等; 4.由于时间原因,未能打成exe可执行文件包; 5.由于圆图信息量大,所以运行后要把窗口最大化才能正常显示; 6.红色的圆点即为阻抗
magsint2
- 用简单迭代法求非线性方程f(x)=0有根区间[a,b]中的一个根 maiter 用途:用定步长高斯就积公式求函数的积分 magsint-w
matlab
- 简单的傅里叶变换代码 MATLAB 新手适用-T to F
KaiserFIR
- 这是我的课程设计,Kaiser窗FIR滤波器的Matlab实现,内附对结果的分析-This is my course design, Kaiser window FIR filter Matlab implementation, analysis of results included
f
- this file along with others coded "finger" construct the complete source code for fingerprint recognition system. do enjoy using it,
splitmerge
- SPLITMERGE Segment an image using a split-and-merge algorithm. G = SPLITMERGE(F, MINDIM, @PREDICATE) segments image F by using a split-and-merge approach based on quadtree decomposition. MINDIM (a positive integer power of 2) specifies t