Patent ID: 11886492
Assignee: BOE TECHNOLOGY GROUP CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 2:
3. The method according to claim 2, wherein the determining a key point feature similarity between the any image and the image to be matched comprises:
extracting at least one key point feature of the image to be matched;
for each key point feature of the image to be matched, classifying the key point feature to determine, from the plurality of feature categories, a feature category to which the key point feature belongs;
determining key point feature distribution information of the image to be matched according to the feature category to which each of at least one key point feature of the image to be matched belongs; and
determining a key point feature similarity between the any image and the image to be matched according to the key point feature distribution information of the any image and the key point feature distribution information of the image to be matched.