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newton

于 2020-05-18 发布

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说明：优化设计，利用牛顿法求函数的极值，包含全部程序(Optimization design, using Newton method to find the extreme value of function, including all programs)

文件列表：

newton.m, 347 , 2020-03-24
range_1.m, 379 , 2020-03-24
chenggongshibai.m, 516 , 2020-03-24
diff_f_1.m, 485 , 2020-03-24
f_1.m, 155 , 2020-03-24

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radon_ambiguity
％radon transform clear all ％ N=800 n=1:N fs=200 t=n/fs x1=exp(j*2*pi*(5*t+0.5*5*t.^2)) x2=exp(j*2*pi*(5*t+0.5*15*t.^2)) x=x1+x2 ％N=length(x) ％ ambifunb(x ) ％*****************************************RAT naf=ambifunb(x) htl(abs(naf)) ％ [wh,rho,theta]=htl(abs(naf)) colormap([0,0,0]) ％ xlabel( 极半径 ) ％ ylabel( 角度 ) ％**************************************％找出峰值点的坐标,计算初始频率和调频斜率(正确) ％找出峰值点的坐标 b=max(max(wh)) [u,a]=find(wh>=0.8*b) ( Radon transformclear all N = 800 n = 1: N fs = 200 t = n/fs x1 = exp (j* 2* pi* (5* t+ 0.5* 5* t. ^ 2)) x2 = exp ( j* 2* pi* (5* t+ 0.5* 15* t. ^ 2)) x = x1+ x2 N = length (x) ambifunb (x)***************************************** RATnaf = ambifunb (x) htl (abs (naf)) [wh, rho, theta ] = htl (abs (naf)) colormap ([0,0,0]) xlabel (polar radius) ylabel (angle)************************************** to find the coordinates of the peak point, calculating the initial slope of the frequency and FM (right) find the peak point of the coordinates b = max (max ( wh)) [u, a] = find (wh)

2008-05-06 21:56:10下载

积分：1
MMmsimulation
说明：这个是M/M/m队列系统仿真，由matlab 平台仿真的源代码(This is M/M/m queuing system simulation, simulation by matlab platform s source code)

2008-11-29 16:43:14下载

积分：1
hough_lst
harris角点检测的小程序，希望对大家有用，谢谢(harris corner detection of small procedures, we hope to be useful, thank you)

2013-10-23 16:42:14下载

积分：1
Power-Optimization
改进差分进化算法在电力系统无功优化中的应用(Application of Improved Differential Evolution Algorithm in Reactive Power Optimization)

2021-04-13 10:28:56下载

积分：1
STBC
实现射频中2*1，3*1,4*1空时分组码误码性能分析(Error performance analysis of 2*1, 3*1,4*1, and in RF)

2020-12-16 21:09:12下载

积分：1
MLE
用matlab实现基于正态分布的极大似然估计(Realization of maximum likelihood estimation based on normal distribution)

2018-08-18 14:44:39下载

积分：1
matpower4.0b4
一种基于 matlab 的电力系统仿真组件,用于电力系统潮流计算的软件的说明(See http://www.pserc.cornell.edu/matpower/ for more infomation)

2010-11-11 06:25:05下载

积分：1
QRgivens
Write two e￠ cient MATLAB functions, qrhouse.m and qrgivens.m, that compute the QR decomposition of a matrix using Householder transforma- tions and Givens rotations respectively

2013-07-24 09:26:17下载

积分：1
DC_Motor_Model
dc motor model

2010-08-11 20:15:09下载

积分：1
code
在MATLAB下实现了图像的方块编码功能(Achieve the image in the MATLAB code in the box functionality)

2009-12-13 18:13:53下载

积分：1

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newton

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