Invention Grant
US08437577B2 Methods and systems for image registration 有权
图像注册方法和系统

  • Patent Title: Methods and systems for image registration
  • Patent Title (中): 图像注册方法和系统
  • Application No.: US12398703
    Application Date: 2009-03-05
  • Publication No.: US08437577B2
    Publication Date: 2013-05-07
  • Inventor: Kevin M. Ferguson
  • Applicant: Kevin M. Ferguson
  • Applicant Address: US OR Beaverton
  • Assignee: Tektronix, Inc.
  • Current Assignee: Tektronix, Inc.
  • Current Assignee Address: US OR Beaverton
  • Agent Kristine E. Matthews; Michael A. Nelson
  • Main IPC: G06K9/32
  • IPC: G06K9/32
Methods and systems for image registration
Abstract:
Aspects of the present invention are related to methods and systems for image processing, in particular, to methods and systems for computationally efficient and robust image alignment. Initially, larger image features may be used to approximate an alignment measurement. Results of the initial measurement may be used to narrow the search range used in conjunction with higher-resolution images in subsequent alignment measurements. The narrowed search range may insure that if the alignment measurement using the fine-detail images fails, then the measured results may have the accuracy as indicated by the prior, reduced-image-based measurement.
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