gusucode.com > 数字信号处理,包括:各种现有信号及随机信号的输入,从文件读取数据的输入 > Digital Signal Matlab ex1/RectangleSeries.m
axes(handles.axes1); Xaxis=str2num(get(handles.EditX,'String')); Yaxis=str2num(get(handles.EditY,'String')); str={'请输入矩形长度:N='}; strdef={'30'}; SCData=inputdlg(str,'Rectangle length',1,strdef); N=str2double(SCData(1)); n=[-Xaxis:Xaxis]; [x,y]=RNn(N,n); global Signal; Signal=y; %subplot(2,2,1); stem(x,y,'.k'); axis([-Xaxis,Xaxis,-Yaxis,Yaxis]); title('矩阵序列')