find the point of maximum curvature

hi, how can i find the point of maximum curvature in the given image (within the red circle) ?

[sarv]

Hi,nikhil, Could you please help me if you can find your answer ? I don't know how can I find the core point in fingerprint. Could you please help me.Thanks

[GOPEE Ajit Kumar]

Hi,nikhil, I really need some help? I don't know how to find the singular points in fingerprint. Could you please help me? Thanks

[GOPEE Ajit Kumar]

Nikkil how do you get this image from a fingerprint image?

Answer 1

[Image Analyst]

Try this: http://www.mathworks.com/matlabcentral/fileexchange/32696-2d-line-curvature-and-normals

[nikhil Kumar]

This function calculates the curvature of a 2D line, but the given image is a gradient map. How do I find the core point?

[Image Analyst]

I haven't actually used it. You'll have to contact Dirk.

[GOPEE Ajit Kumar]

I have same problem. Thanks for any help/advice/suggestion.

[Image Analyst]

The only help/advice/suggestion you'll get from me is the same I gave to nikhil.