Invention Grant
- Patent Title: Information processing system, computer-readable recording medium recording feature-point extraction program, and feature-point extraction method
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Application No.: US16510393Application Date: 2019-07-12
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Publication No.: US10997449B2Publication Date: 2021-05-04
- Inventor: Shigeyuki Odashima , Sosuke Yamao , Shan Jiang
- Applicant: FUJITSU LIMITED
- Applicant Address: JP Kawasaki
- Assignee: FUJITSU LIMITED
- Current Assignee: FUJITSU LIMITED
- Current Assignee Address: JP Kawasaki
- Agency: Fujitsu Patent Center
- Main IPC: H04N7/18
- IPC: H04N7/18 ; G06K9/20 ; G06K9/00 ; G06K9/46 ; G06K9/62

Abstract:
An information processing apparatus includes: a memory; and a processor coupled to the memory and configured to: acquire feature points from a shot image; calculate, from each of the acquired feature points, with preset conditions, a plurality of context feature amounts that has a success-or-failure vector of a single-attribute; and extract, from among the acquired feature points, feature points of which a product of the plurality of context feature amounts is equal to or greater than a preset threshold.
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