How i get x y values of start point and end point of a white curve from image

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Sajid Rahim
Sajid Rahim 2017-8-28
评论： Sajid Rahim 2017-8-28
How i get x y values of start point and end point of a white curve from image image is added .... plz help me...

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KSSV
KSSV 2017-8-28
I = imread('5.png') ;
I = rgb2gray(I) ;
[y,x] = find(I) ;
figure
imshow(I)
hold on
plot(x,y,'.r')
plot(x(1),y(1),'*y')
plot(x(end),y(end),'*y')

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