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how i can have 2 points joining with quiver

Asked by theodor on 22 Dec 2012

Hello.I want to make a velocity vector from a point (i,j) to a point(k,z) on an image.How i can use quiver for it? Thanks

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theodor

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2 Answers

Answer by Walter Roberson on 22 Dec 2012
Accepted answer

annotate()

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Walter Roberson
Answer by bym on 22 Dec 2012
x = imread('peppers.png');
imshow(x)
hold
quiver(50,50,100,100)

1 Comment

theodor on 23 Dec 2012

thanks for the answer but the arrow dont start from (50,50) and don't finish to (100,100). I have to put different parameters and i dont know which are them.

bym

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