Remove point at the edge

Question

Fateh Bouchaala 2020-5-16

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https://ww2.mathworks.cn/matlabcentral/answers/525958-remove-point-at-the-edge

回答： Devineni Aslesha 2020-5-20

Dear all,

I plotted x,y coordinates of plots from two files. file1: color black, file2: color blue.

I want to remove the blue points at the left edge higlighted by the red regtangal . I appreciate if some one can help.

Regards

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Answer 1

Devineni Aslesha 2020-5-20

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https://ww2.mathworks.cn/matlabcentral/answers/525958-remove-point-at-the-edge#answer_434343

Hi Fateh

In the above figure, find the equation of the bottom line (long width) of the rectangle highlighted in the red colour. Find the x and y coordinates that are above this line from this link. Assign empty values to the obtained x and y coordinates to remove the points above the bottom line.