' x) @; S6 t0 V
******************************************** * XeTeX is required to compile this document. * Sorry! ********************************************. \RequireXeTeX ...********************************} \endgroup \fi l.25 \RequireXeTeX {% Y7 W5 W$ c7 s* l8 s
? h This error message was generated by an \errmessage command, so I can't give any explicit help. Pretend that you're Hercule Poirot: Examine all clues, and deduce the truth by order and method. , x1 H# ?5 `6 B1 g" u2 P2 D
? - v! c7 M/ N# a6 P0 j
************************************************************************************ 源码: % -*- coding: utf-8 -*- 1 v! o& W9 m: i" {
9 p. a* |/ U' x. F! d! w
% This LaTeX was auto-generated from an M-file by MATLAB. % To make changes, update the M-file and republish this document. # d( @7 a$ t, z* e9 u
\documentclass{article} \usepackage{graphicx} \usepackage{color} " U) [% X1 p/ q" R m$ \+ e
% ++++++++++++ attach the following code % 10:56上午,添加中文支持模块
7 K% U/ I$ }9 [/ w7 N; Q\usepackage{xeCJK} \setCJKmainfont{FangSong_GB2312} % ++++++++++++ finish attaching : H- Z% {) B, L9 e" {7 i8 u
\sloppy \definecolor{lightgray}{gray}{0.5} \setlength{\parindent}{0pt}
5 n5 E9 X6 ~# F\begin{document} 0 ], D& W( }! ^
8 |) v9 P A; r# C9 l \begin{verbatim} %fhunction kalmanfilter % 2010-4-15, luyz23, 从MATLAB到latex的简单示例 % >> publish('kalmanfilter.m','latex') % -*- 卡尔曼滤波 -*- % 此范例源自:网络论坛,在此感谢 clear N=800; w(1)=0; w=randn(1,N); %系统预测的随机白噪声 x(1)=0; a=1; for k=2:N; x(k)=a*x(k-1)+w(k-1); %系统的预测值 end V=randn(1,N); %测量值的随机白噪声 q1=std(V); Rvv=q1.^2; q2=std(x); Rxx=q2.^2; q3=std(w); Rww=q3.^2; c=0.2; Y=c*x+V; %测量值 p(1)=0; s(1)=0; for t=2:N; p1(t)=a.^2*p(t-1)+Rww; %前一时刻X的相关系数 b(t)=c*p1(t)/(c.^2*p1(t)+Rvv); %卡尔曼增益 s(t)=a*s(t-1)+b(t)*(Y(t)-a*c*s(t-1)); %经过滤波后的信号 p(t)=p1(t)-c*b(t)*p1(t);%t状态下x(t|t)的相关系数 end figure(1); plot(x); title('系统的预测值'); figure(2); plot(Y); title('测量值'); figure(3); plot(s); title('滤波后的信号'); \end{verbatim} - F& v8 h# Y" I% Q! X- L
\includegraphics [width=4in]{kalmanfilter_01.eps} 4 N' ]2 [8 \8 C+ t7 B1 T" v
\includegraphics [width=4in]{kalmanfilter_02.eps}
$ Q3 z' I, |( [1 o) b% ?\includegraphics [width=4in]{kalmanfilter_03.eps}
1 v( e. b! f% B6 O1 k: X5 b' c- P
1 G( g6 Q" V" I5 m4 o' s v( g/ a\end{document} 9 A4 `) g) f" O
4 ~7 R, R, n# v) O9 ~
, X, R/ W- t6 b" b* s# ] |