pyefd

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### Description I was running Fourier descriptors extraction on contours that naturally contain long straight lines. I used cv.CHAIN_APPROX_SIMPLE as usual but was having weird results as if the method...

MikeTkachuk

RuntimeWarning: invalid value encountered in true_divide

3

Some specific contour leads to a warning and to NaN due to division by 0. ```python from pyefd import elliptic_fourier_descriptors import numpy as np contour = np.array([(0.0007365261134166801, 0.0008592751780890362), (0.0011385481809349507, 0.0005073326831297464),...

ghost

Descriptors not consistent across cycled contour indices

2

### Description I am trying to create invariant descriptors for the same silhouettes at different rotation angles. ### What I Did Created rotated copies of the same picture. Ran skimage.measure.find_contours()...

geloescht