发明申请
US20060210124A1 Image processing system, image processing apparatus and method, recording medium, and program 审中-公开
图像处理系统,图像处理装置和方法,记录介质和程序

  • 专利标题: Image processing system, image processing apparatus and method, recording medium, and program
  • 专利标题(中): 图像处理系统,图像处理装置和方法,记录介质和程序
  • 申请号: US11374864
    申请日: 2006-03-14
  • 公开(公告)号: US20060210124A1
    公开(公告)日: 2006-09-21
  • 发明人: Hirotaka Ishii
  • 申请人: Hirotaka Ishii
  • 申请人地址: JP Kyoto
  • 专利权人: OMRON Corporation
  • 当前专利权人: OMRON Corporation
  • 当前专利权人地址: JP Kyoto
  • 优先权: JP2005-73753 20050315
  • 主分类号: G06K9/00
  • IPC分类号: G06K9/00 G06K9/46 G06K9/68
Image processing system, image processing apparatus and method, recording medium, and program
摘要:
An object of the present invention is to ensure that facial images can be recognized easily and accurately. A image pickup apparatus photographs the face of a user and outputs pixel values substantially proportionate to the logarithm of the amount of incident light. A difference image calculating unit calculates a difference image from the difference in pixel values between a first image in which the face of the user is photographed by the image pickup apparatus while a lighting apparatus does not illuminate the face of the user with light, and a second image in which the face of the user is photographed by the image pickup apparatus while the lighting apparatus does illuminate the face of the user with light. A facial area extracting unit extracts the areas of the face of the user in the difference image, and determines which way the user is facing, and a facial organ extracting unit extracts the organs of the face of the user. The present invention can be applied, for example, to an image processing apparatus that processes facial images.
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