0 1. - cosob(t,Um,Uo). , . , length(t)/Ng = , Ng=2M. - WalBas(fname,Np,Ng,varargin) , 4.10.
function [A,S,dS]=WalBas(fname,Np,Ng,varargin) % [A,S,dS]=WalBas(fname,Np,Ng,Par) | ||
t=linspace(0,1,Np); s=feval(fname,t,varargin{:}); for i=1:Ng+1 w(i,:)=wal(i-1,t); end A=w*s/length(t); figure(1) subplot(311) stem(0:Ng,A) | S=A'*w; subplot(312) plot(t,s,t,S) s1=cosob(t,2,1); dS=S(:)-s1(:); dS1=s(:)-s1(:); subplot(313) plot(t,s1,t,dS) Err=std(dS) OtnErr=Err/sqrt(sum(s.^2)/length(s)) | |
4.10 -
N = 16 D = 0.0437à 10.9%
N = 96 D = 0.0685à 16.5 %
N = 256 D = 0.0682à 16.5 %
N = 512 D = 0.0682à 16.4 %
N= 16 0.1968 -0.0000 -0.1968 0.0000 0.1968 0.0000 -0.1968 -0.0000 0.0423
N= 96 0.2158 -0.0000 -0.2158 0.0000 0.1826 -0.0000 -0.1826 0.0000 0.0213
N=256 0.2171 0.0000 -0.2171 -0.0000 0.1825 0.0000 -0.1825 -0.0000 0.0200
N=512 0.2176 -0.0000 -0.2176 0.0000 0.1824 -0.0000 -0.1824 0.0000 0.0196
16 (N = 96, 256, 512) . . 810 , 1.52.5 .
(4.2) - cosobsm(t,Um,Uo,Sm) t . - .
N = 16 D = 0.0685 à 16.5 % ,
N = 16 D = 0.0011 à 0.3 % ,
N = 256 D = 0.0682 à 16.4 % .
(16) 0.1968 -0.0000 -0.1968 0.0000 0.1968 0.0000 -0.1968 -0.0000 0.0423
(256) 0.2171 0.0000 -0.2171 -0.0000 0.1825 0.0000 -0.1825 -0.0000 0.0200
. 0.2171 0.2171 -0.0020 -0.0020 -0.1824 -0.1824 0.0004 0.0004 0.0200
, , ( 4.11).
4.11 -
|
|
(0,1) - cosobsh(t,Um,Uo,Sigma). sigma ( ) D256 10D256 ( 3.12)
N = 256 D256 = 0.0685 à 16.5 % ,
N = 256 D1 = 0.0698 à 16.6 % + (s = D256);
N = 256 D2 = 0.1632 à 20.3 % + (s = 10D256).
. 0.2171 0.0000 -0.2171 -0.0000 0.1825 0.0000 -0.1825 -0.0000 0.0200
s = D256 0.2176 0.0050 -0.2199 0.0009 0.1867 0.0003 -0.1811 0.0003 0.0225
s=10D256 0.2220 0.0496 -0.2445 0.0086 0.2248 0.0026 -0.1688 0.0025 0.0444
4.12 -
( ) . 10 1.3 .