creating a scatter plot with smooth line for small dataset

2018 2 15

1 个回答

4 次查看（30 天）

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I have a small dataset like this: x = [1 2 3 4 5]; y = [0.1 0.5 0.3 0.7 0.2];

I would like to plot them with a smooth line (not a straight line) like what we can do in Excel. Which command can do this?

Thanks in advance

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Birdman 2018-2-15

1 个投票

Use spline.

xq=1:0.01:5;
s=spline(x,y,xq);
plot(x,y,'o',xq,s,'-')

Sepanta Gharib 2018-2-15

Thank you very much.

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