Blobs.sort#

Blobs.sort(by: str = 'area', reverse: bool = False) → Blobs[source]#

Sort blobs

Parameters:

  • by (str, optional) – parameter to sort on, defaults to “area”

  • reverse (bool, optional) – sort in ascending order, defaults to False

Returns:

set of sorted blobs

Return type:

Blobs

Return a blobs object where the blobs are sorted according to the sort parameter:

Parameter

Description

"area"

Blob area

"circularity"

Blob circularity

"perimeter"

Blob external perimeter length

"aspect"

Aspect ratio of equivalent ellipse

"touch"

Blob edge touch status

Example:

>>> from machinevisiontoolbox import Image
>>> img = Image.Read('sharks.png')
>>> blobs = img.blobs()
>>> blobs.sort()
Blobs(nblobs=4)
References:
Seealso:

filter