Line intersection without polyfitting ?

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ahmed taha
ahmed taha 2017-12-5
评论： ahmed taha 2017-12-6
is it possible to get the values of intersections without Polyfitting the Data? just from the plot itself

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Jan
Jan 2017-12-6
From the plot?! Why would polyfit be useful for finding the intersection of lines? Do you mean the polyxpoly command?
Did you ask an internet search engine for "Matlab intersection lines" already? You will find:
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ahmed taha
ahmed taha 2017-12-6
Thanks the third link (InterX) is amazing , I used to polyfit the points and then polyval them and store the data and then use find(y1 == y2) but that was really messy cuz it required identical sizes

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