Use the interest point's local shape to extract features from an affine corrected patch at the interest point.
A keypoint with an elliptical shape from an affine transform.
Ignore the local shape of interest points, instead extracting a patch dependent on scale.
A keypoint with circular support
|InterestPointFeatureCollector<T extends InterestPointData>||
An interest point feature collector can be used to hold interest points found in an image.