Matlab几个绘图技巧,坐标轴翻转等

Matlab几个绘图技巧,坐标轴翻转等


1先绘制个基本图形:

x = -pi/2:0.01:pi;
plot(x,sin(x))

2 上面坐标轴长了,我只要-pi/2到pi的:

set(gca,‘XLim’,[-pi/2 pi])



3 上面只坐标轴只显示整数和.5,我想制定出’-pi/2′ ‘-pi/4:’ ‘0′ ‘pi/4′ ‘pi/2′ ‘pi*3/4′ ‘pi’坐标:
set(gca,’XTick’,[-pi/2:pi/4:pi])

4 显示的都是小数,我要显示成’-pi/2′ ‘-pi/4:’ ‘0′ ‘pi/4′ ‘pi/2′ ‘pi*3/4′ ‘pi’:
set(gca,’XTickLabel’,{’-pi/2′ ‘-pi/4:’ ‘0′ ‘pi/4′ ‘pi/2′ ‘pi*3/4′ ‘pi’})

5 我还想把X轴反过来,左边值大右边值小:
set(gca,’XDir’,'reverse’)

学会了么?欲了解更多,请先查MATLAB的帮助,其次问Baidu和Google,再次嘛,问师兄,去论坛发帖问知之者等等。别忘了这儿哦,菜菜的

from: http://blog.csdn.net/wadefelix/archive/2007/11/13/1882579.aspx

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