Emotional State and Behavior Analysis in a Virtual Reality Environment: A Medical Application

Author(s):  
Hamdi Ben Abdessalem ◽  
Marwa Boukadida ◽  
Claude Frasson
2004 ◽  
Vol 63 (3) ◽  
pp. 143-149 ◽  
Author(s):  
Fred W. Mast ◽  
Charles M. Oman

The role of top-down processing on the horizontal-vertical line length illusion was examined by means of an ambiguous room with dual visual verticals. In one of the test conditions, the subjects were cued to one of the two verticals and were instructed to cognitively reassign the apparent vertical to the cued orientation. When they have mentally adjusted their perception, two lines in a plus sign configuration appeared and the subjects had to evaluate which line was longer. The results showed that the line length appeared longer when it was aligned with the direction of the vertical currently perceived by the subject. This study provides a demonstration that top-down processing influences lower level visual processing mechanisms. In another test condition, the subjects had all perceptual cues available and the influence was even stronger.


2012 ◽  
Author(s):  
Jim Blascovich ◽  
Mark Costanzo
Keyword(s):  

2006 ◽  
Vol 7 (3) ◽  
pp. 335-350 ◽  
Author(s):  
William O'Donohue ◽  
Kyle E. Ferguson

2001 ◽  
Vol 2 (4) ◽  
pp. 283-289 ◽  
Author(s):  
William Norton

2007 ◽  
Vol 8 (2) ◽  
pp. 187-195 ◽  
Author(s):  
Jeremy E. C. Genovese

2017 ◽  
Vol 5 (3) ◽  
pp. 15
Author(s):  
GANDOTRA SANDEEP ◽  
Pungotra Harish ◽  
Moudgil Prince Kumar ◽  
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