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  1. Path: sparky!uunet!zaphod.mps.ohio-state.edu!howland.reston.ans.net!paladin.american.edu!gatech!mailer.cc.fsu.edu!sun13!med.umich.edu
  2. From: spencer@med.umich.edu (Spencer W. Thomas)
  3. Newsgroups: comp.graphics.research
  4. Subject: Re: Fast dithering techniques?
  5. Message-ID: <11677@sun13.scri.fsu.edu>
  6. Date: 11 Jan 93 23:16:54 GMT
  7. References: <11626@sun13.scri.fsu.edu> <11660@sun13.scri.fsu.edu>
  8. Sender: news@sun13.scri.fsu.edu
  9. Organization: University of Michigan
  10. Lines: 15
  11. Approved: murray@vs6.scri.fsu.edu
  12. Nntp-Posting-Host: guraldi.itn.med.umich.edu
  13. X-Submissions-To: graphics@scri1.scri.fsu.edu
  14. X-Administrivia-To: graphics-request@scri1.scri.fsu.edu
  15.  
  16. In article <11660@sun13.scri.fsu.edu> torbenm@diku.dk (Torben AEgidius Mogensen) writes:
  17. > I once made a variant of F-S that was somewhat faster: instead of
  18. > distributing the error to four neighbouring pixels, distribute it to
  19. > only one.
  20.  
  21. See Ulichney (MIT Press, 1988) for several variants of this scheme.
  22.  
  23. --
  24. =Spencer W. Thomas         |  Info Tech and Networking, B1911 CFOB, 0704
  25.    "Genome Informatician"    |  Univ of Michigan, Ann Arbor, MI 48109
  26. Spencer.W.Thomas@med.umich.edu    |  313-747-2778, FAX 313-764-4133
  27.  
  28. --
  29. Moderated by SCRI Vis <>           Submissions to: graphics@scri1.scri.fsu.edu
  30. Guy, John R. Murray   <> Administrivia to: graphics-request@scri1.scri.fsu.edu
  31.