Imaging apparatus, imaging method, storage medium, and computer program product

By tracking the subject in consecutive images and calculating the association score, the problem of incorrect association between the subject and local parts is solved, and more accurate association processing is achieved.

CN122420641APending Publication Date: 2026-07-17CANON KK
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
CANON KK
Filing Date
2026-01-12
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies suffer from threshold mismatch and incorrect association when associating based on distance information between the subject and local parts, especially when the imaging method and category of the subject change, making it impossible to perform the association correctly.

Method used

By tracking a specific subject in consecutive images, candidate local regions accompanying the subject are detected, and similarity is calculated based on the relative positional relationship between past and current frames. The association score is then used to associate the subject with the local region.

Benefits of technology

It improves the accuracy of association between the subject and local parts, reduces the occurrence of erroneous associations, and performs associations more accurately, especially when there are multiple local part candidates.

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Abstract

公开了成像装置、成像方法、存储介质和计算机程序产品。一种成像装置通过在连续图像中追踪特定的被摄体来检测被摄体区域,从图像中检测伴随被摄体的局部部分的区域候选;基于过去帧中的被摄体区域和与被摄体相关联的局部部分的区域之间的相对位置关系、以及当前帧中的被摄体区域和局部部分的区域候选之间的相对位置关系来计算相似度,并且基于相似度计算关联得分;以及基于关联得分执行被摄体和局部部分之间的关联。
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Citation Information

Patent Citations

  • Imaging apparatus and tracking method

    JP2021152578A

  • Information processing system, information processing method, and program

    JP2025005107A