r4 - 13 Sep 2006 - 16:47:12 GMT - VladAtanasiuYou are here: Bernstein > Main Web >  SystemsIntegration > SearchByImage


  • User has a piece of paper with a watermark and wishes to find similar water marks and their contextual information




Databases usability, dating, authentication, cartography


  • [Mandatory] Digitized image of watermark
  • [Mandatory] Type of image (backlight, photograph, etc.)
  • [Mandatory] Height of image in mm
  • [Mandatory] Width of the image in mm
  • [Optional] Textual metadata:
    • Earliest possible date
    • Latest possible date
    • Country


  • A result set of matching similar images, ordered by degree of similarity


  • Partial images
  • Databases do not support image search (!)
  • Algorithm/software availability
  • Increase in number of databases increases difficulty of comparisons

Other Information:

  • Gamera project at Johns Hopkins University in the US has image analysis software.

-- RobSanderson - 08 Sep 2006


  • I disagree with the mandatory fields in the input, height and width should be optional. [-- ClareLlewellyn - 08 Sep 2006]
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