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User:Simpsons contributor/Edge detect

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This is the current revision of this page, as edited by CommonsDelinker (talk | contribs) at 11:35, 1 June 2014 (Replacing Red_on_centre_green_off_centre_.png with File:Red_on_centre_green_off_centre.png (by Steinsplitter because: Robot: Removing space(s) before file extension).). The present address (URL) is a permanent link to this version.
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  • Original photo
    Original photo
  • Gaussian blur applied to original image
    Gaussian blur applied to original image
  • Sobel operator applied to blurred image
    Sobel operator applied to blurred image
  • Binary edge map derived from Sobel image. Coloured according to angle.
    Binary edge map derived from Sobel image. Coloured according to angle.
  • Binary edge map after non-maximum suppression
    Binary edge map after non-maximum suppression
  • Edge detection using retinal receptive fields. Both on-centre and off-centre are shown in red and green respectively.
    Edge detection using retinal receptive fields. Both on-centre and off-centre are shown in red and green respectively.
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