谁能给我解释如下的matlab程序a=xlsread('d:\aaa.xls');...T=1; %计算的时隔为一天Pl=1.-[0.005;0.01;0.05;0.1];%置信水平sdvp=sort(a);%日收益序列排列n=length(sdvp);[freqs.classi]=hist(a,n/25);Bar(classi,freqs,'b');Title(‘历
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![谁能给我解释如下的matlab程序a=xlsread('d:\aaa.xls');...T=1; %计算的时隔为一天Pl=1.-[0.005;0.01;0.05;0.1];%置信水平sdvp=sort(a);%日收益序列排列n=length(sdvp);[freqs.classi]=hist(a,n/25);Bar(classi,freqs,'b');Title(‘历](/uploads/image/z/2105614-46-4.jpg?t=%E8%B0%81%E8%83%BD%E7%BB%99%E6%88%91%E8%A7%A3%E9%87%8A%E5%A6%82%E4%B8%8B%E7%9A%84matlab%E7%A8%8B%E5%BA%8Fa%3Dxlsread%28%27d%3A%5Caaa.xls%27%29%3B...T%3D1%3B+%25%E8%AE%A1%E7%AE%97%E7%9A%84%E6%97%B6%E9%9A%94%E4%B8%BA%E4%B8%80%E5%A4%A9Pl%3D1.-%5B0.005%3B0.01%3B0.05%3B0.1%5D%3B%25%E7%BD%AE%E4%BF%A1%E6%B0%B4%E5%B9%B3sdvp%3Dsort%28a%29%3B%25%E6%97%A5%E6%94%B6%E7%9B%8A%E5%BA%8F%E5%88%97%E6%8E%92%E5%88%97n%3Dlength%28sdvp%29%3B%5Bfreqs.classi%5D%3Dhist%28a%2Cn%2F25%29%3BBar%28classi%2Cfreqs%2C%27b%27%29%3BTitle%28%E2%80%98%E5%8E%86)
谁能给我解释如下的matlab程序a=xlsread('d:\aaa.xls');...T=1; %计算的时隔为一天Pl=1.-[0.005;0.01;0.05;0.1];%置信水平sdvp=sort(a);%日收益序列排列n=length(sdvp);[freqs.classi]=hist(a,n/25);Bar(classi,freqs,'b');Title(‘历
谁能给我解释如下的matlab程序
a=xlsread('d:\aaa.xls');...
T=1; %计算的时隔为一天
Pl=1.-[0.005;0.01;0.05;0.1];%置信水平
sdvp=sort(a);%日收益序列排列
n=length(sdvp);
[freqs.classi]=hist(a,n/25);
Bar(classi,freqs,'b');
Title(‘历史模拟法’);
Xlabel(‘收益率类别’);
Ylabel(‘频度’);
Hold on
For i=1:1:length(pl);
VaR(i)=-sdvp(fix(n-n*pl(i)+1);
Line([-VaR2(i) –VaR2(i)],[0 max(freq)],’color’,’red’);%作图
Tex(-VaR2(i) –VaR2(i)/10),max(freq)/2,num2str(pl(i)));
Undefined function or variable 'classi'.
程序出错了,该怎么改
谁能给我解释如下的matlab程序a=xlsread('d:\aaa.xls');...T=1; %计算的时隔为一天Pl=1.-[0.005;0.01;0.05;0.1];%置信水平sdvp=sort(a);%日收益序列排列n=length(sdvp);[freqs.classi]=hist(a,n/25);Bar(classi,freqs,'b');Title(‘历
[freqs.classi]中间应该是“,”