The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 17, 2025
Filed:
Apr. 28, 2023
Nec Corporation, Tokyo, JP;
NEC CORPORATION, Tokyo, JP;
Abstract
To reduce a decrease in search accuracy in a technique for comparing feature values acquired by collecting a local feature value by patch unit, the present invention provides an image processing apparatusincluding: an image processing unitthat detects an object region occupied by an object in an image; a patch size decision unitthat decides a patch size, based on a size of the object region; a patch unit feature value-computation unitthat sets a plurality of patches having the patch size described above in the object region, and computes a patch unit feature value acquired by collecting a local feature value in a patch for each patch; and a search unitthat searches for an image similar to a query image from among a plurality of reference images by using the patch unit feature value.