You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
71 lines
1.7 KiB
71 lines
1.7 KiB
clear all
|
|
close all
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% fastP %%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
cut1=2700;cut2=18400;
|
|
xMAX=8154;
|
|
xf=(cut1-xMAX:1:cut2-xMAX);
|
|
xcmfp=0;
|
|
xcmfm=0;
|
|
ymeanP=xf*0;
|
|
ymeanM=xf*0;
|
|
%%%%%%%%% legge i file con eterodina positiva fast %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
limBKGD=7000;
|
|
filecommon='caf2_maggio11_1757';
|
|
figure(50)
|
|
fi=dir([filecommon '*']);
|
|
index1=[];
|
|
index2=[];
|
|
|
|
for kk=[1:10];
|
|
index1=[index1,kk];
|
|
kk
|
|
file=[filecommon '_' num2str(kk)];
|
|
str=['load ' file '.dat'];eval(str);
|
|
str=['x=' file '(:,1);'];eval(str);
|
|
str=['y=' file '(:,2);'];eval(str);
|
|
str=['N=' file '(:,3);'];eval(str);
|
|
|
|
nn=find(x>cut1 & x<cut2);x=x(nn);y=y(nn);
|
|
nn=find(x<limBKGD);y=y-mean(y(nn)); %y=y/max(y);
|
|
|
|
[A,B]=butter(20,0.2,'low');
|
|
yf=filter(A,B,y);
|
|
nn=find(yf>0.85*max(yf));xcm=sum(x(nn).*yf(nn))/sum(yf(nn));x=x-xcm;
|
|
y=interp1(x,yf,xf,'linear',NaN);
|
|
|
|
figure(333);
|
|
plot(xf,y);ylim([-0.02 0.02])
|
|
|
|
ymeanP=ymeanP+y;
|
|
xcmfp=xcmfp+xcm;
|
|
str=['clear ' file ];eval(str);
|
|
figure(50);
|
|
hold on;plot(xf,y,'g');
|
|
end
|
|
|
|
|
|
hold on
|
|
plot(xf,(ymeanM+ymeanP)/(length(index1)+length(index2)),'r');
|
|
hold off
|
|
|
|
|
|
YY=(ymeanM+ymeanP)/(length(index1)+length(index2));
|
|
jj=find(isnan(YY)==0); xfnew=xf(jj); Ynew=YY(jj);
|
|
|
|
jj=find(isnan(YY)==0);
|
|
figure(101)
|
|
xx=xf(jj)*0.52733333; yy=YY(jj)/max(YY(jj));
|
|
plot(xx,yy)
|
|
|
|
|
|
nn1=find(xx<-1000); nn2=find(xx>3000); nn=[nn1 nn2]; P=polyfit(xx(nn),yy(nn),1);
|
|
Ybkg=polyval(P,xx);
|
|
|
|
figure(11)
|
|
subplot(2,1,1); semilogy(xx,yy-Ybkg,xx,yy)
|
|
subplot(2,1,2); plot(xx,yy,xx,Ybkg)
|
|
|
|
if 0,
|
|
AA=[xx' (yy-Ybkg)']; str=['save ' filecommon '.dat AA -ascii;'];eval(str);
|
|
end;
|
|
|