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# how to get function for the curve in image using matlab

## how to get function for the curve in image using matlab

(OP)
thread962-142103: How to find the inital formula from engineering test data
hi  FreddyMusic how did u get the perfect curve..pls help me...

I have extracted blood vessels from fundus image.I have to find the coordinates of the subvessel.I have done using find function but not correct for all subvessels.So I have to trace the coordinates from start end point to last end point.I am thinking to try using 8 connected component concept.Is there any other method possible..give your idea...
I have to get function y=f(x) for the curve.I have tried using curve fitting but not getting exactly..Help me if u have any idea in this....
here is the sub vessel image

http://img546.imageshack.us/img546/1413/subvessel.png

Replies continue below

### RE: how to get function for the curve in image using matlab

This sounds like something more appropriately solved by ImageJ

### RE: how to get function for the curve in image using matlab

(OP)
To IRstuff
pls help me how to solve by image

### RE: how to get function for the curve in image using matlab

Is this for school?

(OP)
for my project

for school?

### RE: how to get function for the curve in image using matlab

(OP)
for my M.E Project in retinal images

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