Hi Stefan, I’ve commented this snippet on Github. Anyway, is there any functionality similar to matchShapes <http://docs.opencv.org/2.4/modules/imgproc/doc/structural_analysis_and_shape...> provided in OpenCV? Thanks Surya

On Jun 12, 2017, at 2:23 PM, Stefan van der Walt <stefanv@berkeley.edu> wrote:

Hi Surya

On Sun, Jun 11, 2017, at 20:59, Surya Kasturi wrote:

...

The below is output. Shouldn’t both ellipses in the image overlap since I’m using data points of a perfect ellipse to estimate a new ellipse?

I believe you've uncovered a bug. Ellipse fitting and ellipse drawing seem to use different coordinate conventions. Please continue the discussion here:

https://github.com/scikit-image/scikit-image/issues/2646 <https://github.com/scikit-image/scikit-image/issues/2646>

Best regards Stéfan