ImageKeypoints

ImageKeypoints[image] finds key features in image and returns their coordinates.

ImageKeypoints[image, prop] gives the specified property prop for each keypoint.

ImageKeypoints[video, ...] finds keypoints in frames of video.

Examples

ImageKeypoints[ExampleData[{"TestImage", "Lena"}]]
(* {{x1, y1}, {x2, y2}, ...} *)

ImageKeypoints[img, "Scale"]
(* Scale values for each keypoint *)

Please visit the official Wolfram Language Reference for more details.