Category "sift"

Python Opencv how to improve SIFT output?

train_image = 'train_image location' sift = cv2.SIFT_create() gray = cv2.cvtColor(train_image, cv2.COLOR_BGR2GRAY) (kp, descs)

Open CV snap points to a rectangle of a specific size

I am attempting to detect an image of a certain type on a page of degraded quality, that has rotational and translational variance. I need to "cropped" the dete

Set histogram of size surf descriptors

I'm trying to compute a motion histogram of the region around surf descriptor, and i don't know if there is a method to compute the size of the histogram (how m