Blobs.a

property Blobs.a: Any

Radius of equivalent ellipse

Returns:

largest ellipse radius

Return type:

float

Returns the major axis length which is invariant to blob position and orientation.

Example:

>>> from machinevisiontoolbox import Image
>>> im = Image.Read('shark2.png')
>>> blobs = im.blobs()
>>> blobs[0].a
np.float64(69.53272449306235)
>>> blobs.a
array([69.5327, 69.5327])

Seealso:

b aspect