DAISYFeature.u

property DAISYFeature.u: Any

Horizontal coordinate of feature point

Returns:

Horizontal coordinate

Return type:

float or list of float

Example:

>>> from machinevisiontoolbox import Image
>>> img = Image.Read("eiffel-1.png")
>>> orb = img.ORB()
>>> orb[0].u
1030.0
>>> orb[:5].u
array([1030.,   93.,  993.,  647.,  754.])