Patent ID: 11967089
Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
Field: Computer technology (Electrical engineering)
Classification: CPC G  Y | IPC G

Claim 3:
4. The object tracking method according to claim 3, wherein the determining feature point matching pairs between the second local feature and the first local feature according to the distances between the feature point in the second local feature and the feature points in the first local feature comprises:
determining, for the feature point in the second local feature, a ratio of a second minimum distance to a minimum distance in the distances between the feature point and the feature points in the first local feature; and
determining, for the feature point when the ratio corresponding to the feature point is greater than a second threshold, that the feature point and a feature point in the first local feature with a minimum distance from the feature point form a feature point matching pair.