Radius-scale matching in Determinant of Hessian (DoH) blob detector
vighneshbirodkar at gmail.com
Sun Nov 29 01:31:37 EST 2015
Could you provide an image and short code example ? If that it not the case
then the unit tests would fail
On Monday, November 23, 2015 at 1:21:39 PM UTC-5, Iakovos Halegoua wrote:
> Hello there,
> I'd like to point out to the documentation authors a minor error in the
> description. In the Notes section it is stated that: "The radius of each
> blob is approximately sigma.".
> As I tested the DoH responses of synthetic blob images, it seemed that the
> radius of the blob is matched to the scale according to: r = sqrt(2) * s.
> Could you provide me with some reference on how you calculated the matching
> scale to be at r = s? I guess this is nothing serious, but it was a little
> confusing when I first encountered it :P
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