Visual Search Deficits in Williams Buren Syndrome. Montfoort, I., Frens, M.A., Lagers-Van Haselen, G.C., & van der Geest, J.N. Williams Syndrome. Genetic disorder Characteristics of WS Impaired global visual processing (Bihrle, Bellugi, Delis & Marks, 1989)
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Montfoort, I., Frens, M.A., Lagers-Van Haselen, G.C., & van der Geest, J.N.
Characteristics of WS
What is visual search?
e.g. Where is the orange square?
Serial search is likely to use visuospatial memory and working memory
Definition of serial search
Visual Search and eye movements
IQ = 66-85
Measured visual acuity (Landolt-C test), no significant
differences were found in the visual acuity of the three
Start Point, visible before start of trial
Location of Target
Median search time
Increase in the number of display elements led to
increase in RT
Increase in the number of items in the display
Could this be due ocular motor problems?
Could this be due to impaired visuospatial processing?
Could it be memory?
Could it be memory…?