Average=[12,11,7,7,6,5];
Variance=[0.5,0.4,0.3,1,0.3,0.5];
Time=0:1:5;
errorbar(Time, Average,Variance,'-or');
xlabel('Time');
ylabel('Value');
Time是横坐标,Average是○处值,Variance是误差值,有点像蜡烛线的这个就是Variance。
当然,我们如果希望Error Bar的竖线上下长度不一样,也可以参考如下的例子:
Average=[12,11,7,7,6,5];
low=[0.5,0.4,0.3,1,0.3,0.5];
high = [0.3,0.2,0.6,0.4,1,0.2];
Time=0:1:5;
errorbar(Time, Average,low,high,'-or');
xlabel('Time');
ylabel('Value');
low和high两个向量分别给了Bar竖线的下部和上部的长短大小。