Invention Grant
US08842917B2 Local feature extraction apparatus, control method therefor, and computer-readable medium
有权
局部特征提取装置，其控制方法和计算机可读介质
- Patent Title: Local feature extraction apparatus, control method therefor, and computer-readable medium
- Patent Title (中): 局部特征提取装置，其控制方法和计算机可读介质
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Application No.: US12891486Application Date: 2010-09-27
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Publication No.: US08842917B2Publication Date: 2014-09-23
- Inventor: Koichi Magai , Hirotaka Shiiyama , Kazuyo Ikeda
- Applicant: Koichi Magai , Hirotaka Shiiyama , Kazuyo Ikeda
- Applicant Address: JP Tokyo
- Assignee: Canon Kabushiki Kaisha
- Current Assignee: Canon Kabushiki Kaisha
- Current Assignee Address: JP Tokyo
- Agency: Fitzpatrick, Cella, Harper & Scinto
- Priority: JP2009-254446 20091105
- Main IPC: G06K9/46
- IPC: G06K9/46
Abstract:
An information processing apparatus includes: a calculation unit adapted to analyze an image and calculate an intermediate value; a setting unit adapted to set a feature extraction region in the image, using the intermediate value; and an extraction unit adapted to extract a local feature of the feature extraction region, reusing the intermediate value used by the setting unit.
Public/Granted literature
- US20110103697A1 INFORMATION PROCESSING APPARATUS, CONTROL METHOD THEREFOR, AND PROGRAM Public/Granted day:2011-05-05
Information query
