Research Links

High Level Visual Processing

http://www.cquest.utoronto.ca/psych/psy280f/ch4/chapter4.html
Review of the central visual pathways.

http://cognet.mit.edu/MITECS/Entry/goodale
MIT's entry on visual processing.

http://www.city.ac.uk/optometry/Main/Measuring%20Visual%20Acuity.htm
Measuring visual acuity.

http://www.gimbel.com/check-yv.htm
An online version of the Snellen Chart.

http://cognet.mit.edu/MITECS/Entry/sekuler
Shape perception.

http://www.biology.ucsc.edu/classes/bio137/shapediscr.GIF
A list of shape discrimination experiments with fish. Includes the reference authors.

http://www.usask.ca/education/coursework/skaalid/theory/gestalt/gestalt.htm
Gestalt principles of perception. (Most are related to distruptions in apperceptive agnosia).

http://www.neurophys.wisc.edu/neuro524/higher_visual.htm
Higher order visual processing.

http://courses.ucsd.edu/spring2001/cg17s/notes/josh-4-23.html
Cognitive science lecture notes from a visual processing class at UCSD.

http://psych.umb.edu/williams/papers/object-perception/
Very nice page on object perception. Includes great diagrams.

http://cognet.mit.edu/MITECS/Entry/farah2
MIT's entry on object recognition.

http://www.rybak-et-al.net/vnc.html
A behavioral model of visual perception and recognition.

http://cognet.mit.edu/MITECS/Entry/rolls
MIT's entry on object recognition as studied in animals.

http://www.arts.uwaterloo.ca/~acheyne/biedobj.html
A look at the stages of object recognition.

Disorders of Cortical Visual Processing

http://www.maccs.mq.edu.au/~max/Vision/
Disorders of visual processing.

http://blindness.about.com/cs/cvi/
Links related to cortical visual impairment.

http://www.colorado.edu/Honors/honr4000-882dubin/projects/jason/page3.html
A few interesting facts about cortical blindness.

http://sorrel.humboldt.edu/~morgan/blind_2.htm
The phenomenon of blindsight following cortical blindness.

http://serendip.brynmawr.edu/bb/neuro/neuro00/web3/Chivers.html
An essay on blindsight and consciousness. Includes good links at the bottom of the page.

http://www.braincampus.com/npsych/agnosia.html
Agnosia (visual, auditory, and somatosensory).

http://web.uvic.ca/psyc/graves/315/appagn1.gif
A classic case of apperceptive agnosia.

http://web.uvic.ca/psyc/graves/315/appagn2.gif
The second page to the above link on apperceptive agnosia.

http://www.arts.uwaterloo.ca/~dbesner/psych207/lect4.htm
Visual agnosia with good diagrams.

http://www.cquest.utoronto.ca/psych/psy280f/ch4/agnosia.html
Drawings by two associative agnosic patients.

Prosopagnosia

http://www.cs.rug.nl/~peterkr/FACE/face.html
An in-depth face recognition website.

http://www.sciencenews.org/20010707/bob16.asp
An article on the development of face recognition.

http://www.brainwaves.com/spatial.html
Face recognition and the face-inversion effect.

http://empresas.mundivia.es/braincenter/Prosopagnosia.htm
A good look at prosopagnosia.

http://www.choisser.com/faceblind/
An autobiographical site maintained by a prosopagnosic.

http://www.prosopagnosia.com/
Another website from a prosopagnosic. Includes an interesting analogy to recognizing stones.

http://spidernet.nl/~martijn_dekker/otsp/prosopagnosia.html
A description of prosopagnosia and some of its functional implications.

Alexia

http://www.mtsu.edu/~sschmidt/Cognitive/reading/reading.html
Cognitive processes of reading.

http://www.maccs.mq.edu.au/~max/DRC/DRC.html
A complicated article on the dual-route theory of word recognition and reading aloud.

http://www.psych.nwu.edu/psych/people/faculty/paller/361/3b/sld003.htm
Pure alexia.

http://www.bris.ac.uk/Depts/Psychology/LanguageGroup/resub2.html
A 1996 article on word superiority effect.

http://www.psych.uleth.ca/Courses/coursepages/W3T8.jpeg
A test for simultanagnosia.

Theories of Visual Agnosia

http://www.utdallas.edu/~juliak/cogimages/template.gif
The template-matching model, similar to the symbolic search model.

http://www.utdallas.edu/~juliak/cogimages/pospttn.gif
A diagram explaining an experiment testing the template-matching model.

http://www.utdallas.edu/~juliak/cogimages/pdp.gif
An image depicting a parallel distributed processing model.

http://www.carleton.ca/~jjarmasz/cnx/fslide8.htm
Connectionist networks with a brief explanation.

http://english.uq.edu.au/linguistics/IC310/Gif/network1.jpg
A collection of images of different types of connectionist networks.

Restoration of Vision

http://www.brown.edu/Courses/Bio-195-196/dstein/pages/frstsght/anxiety/center.html
A look at the movie At First Sight, based on Oliver Sacks' account of Virgil.

http://www.accessexcellence.com/21st/SER/BE/whatb.html
Virgil's condition as it relates to the nature vs. nurture debate.