Newsgroups: sci.image.processing
Path: cantaloupe.srv.cs.cmu.edu!das-news2.harvard.edu!news2.near.net!news.mathworks.com!uhog.mit.edu!news.kei.com!ub!dsinc!spool.mu.edu!howland.reston.ans.net!pipex!sunsite.doc.ic.ac.uk!yama.mcc.ac.uk!cf-cm!thor.cf.ac.uk!wdrdsw
From: wdrdsw@thor.cf.ac.uk (David Wooding)
Subject: Re: DETECTING EYE-POSITION
Message-ID: <27357.9503211427@thor.cf.ac.uk>
Sender: wdrdsw@thor.cf.ac.uk (David Wooding)
Organization: University of Wales College at Cardiff
References: <Pine.HPP.3.91.950227030933.3514A-100000@mandinga.cip.informatik.u ni-muenchen.de> <3ji55k$2mg@ddi2.digital.net> <D59Aq7.4uJ@eecs.nwu.edu>
Date: Tue, 21 Mar 1995 14:27:16 GMT
X-Mailer: Cardiff Computing Maths PP Mail Open News Gateway
Lines: 40

k9ape@eecs.nwu.edu (Sheldon L. Epstein) writes:
|Nathan A. Harris <nharris@dba-sys.com> wrote:
|>greiner@mandinga.cip.informatik.uni-muenchen.de says...
|>>
|>>Has anybode heard about methods to detect the position of eyes?
|>>I am building up an medical experiment where I have to know where the 
|>>eyes are. I want to film the face by video and need a Image recognition 
|>>to find the eye position.
|>
|>There is an image processing device which tracks the movement of a
|>subject's eyes.  However, you must initially identify where the eye
|>is and then it will follow it's movement.  The output of this eye
|>tracker can be in video pixels or it can output where the subject is
|>looking.
|>
|The problem was solved years ago and answers have been described
|in numerous publications in Bio-Medical Engineering.
|
|Basically, flood the face with near-infrared illuminatiion.  Then
|get a good black & white video camera from which you can extract
|its IR-blocking filter (which is usually located behind its C-Mount
|threads).  Select an IR-friendly lens and go for it,  The rest
|will become obvious.

I maintain a file on eye-movement monitoring equipment. Send an email 
with the words

GET EYE-MOVEMENT EQUIPMENT.TXT

to mailbase@mailbase.ac.uk

and all will be revealed.

Dave.

-- 
Dr.David Wooding (wooding@cardiff.ac.uk)  UWCM, Cardiff, Wales, UK
------------------------------------------------------------------
The Mornington Crescent List:  send email with the words subscribe
mornington-crescent (in message body) to majordomo@mono.city.ac.uk
