How to know about the co-ordinates of a point in a MATLAB plot

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tina jain 2015 年 5 月 26 日

編集済み: Walter Roberson 2015 年 5 月 26 日

how to know about the value of intersection point .

Let it be blue line, now I want to know the value at y when value of x is 0.025

Star Strider 2015 年 5 月 26 日

Use the green and brown picture icon to attach your .png file.

tina jain 2015 年 5 月 26 日

done....

Star Strider 2015 年 5 月 26 日

編集済み: Star Strider 2015 年 5 月 26 日

Use the interp1 function:

yi = interp1(x, y, 0.025, 'linear','extrap');

assuming that ‘x’ and ‘y’ are the data that define your blue line, ‘yi’ will be the value of ‘y’ where x=0.025.

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