NRZ

基于内容的图像检索程序，matlab代码，SVM分类实现，检索效果好，对于研究基于内容检索的学习者用处很大(Content-based image retrieval procedures, matlab code, SVM classification to achieve good retrieval effect, for content-based retrieval research has proved very useful to learn)

说明：  张正友摄像机标定matlab程序摄像机标定姿态估计(Zhang Zhengyou matlab camera calibration procedure is estimated camera calibration posture)

说明：  Matlab支持向量机导论（中文版） 作者：【英】 Nello Cristianini ， John Shawe-Taylor 译者：李国正，王猛，曾华军 出版社：电子工业出版社 版次：2004年3月第1次印刷(Introduction to Matlab Support Vector Machine (Chinese Edition) Author: n. Nello Cristianini, John Shawe-Taylor Translator: Li Guo-Zheng, Wang Meng, who Huajun Publisher: Electronic Industry Press Revision: March 2004 1st Printing)

TRES IMPORTANT SUR LES MOTEURS PAS 0 PAS

short forie tranform compute

％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)

数字信号 ASK FSK PSK 在时域上是稀疏的(ASK FSK PSK digital signals in the time domain is sparse)

IEM模型，积分方程模型，模拟地表HH计划下后向散射系数(IEM model, integral equation model, simulated surface HH program backscattering coefficient)

基于matlab的数字信号处理释义教程，对于图像处理初学者很有帮助。(Matlab-based interpretation of the digital signal processing tutorial, beginners helpful for image processing.)

说明：  简单的mean-shift 程序 matlab环境，方便理解。(Simple mean-shift program matlab environment for easy understanding.)