Document Type

Article

Publication Date

2007

City

Dayton

Abstract

The aim of this study1 is to understand how people can extrapolate the collision point of two static stimuli representing aircraft on a 2D display. The task was to point out with a mouse cursor where the two aircraft’ trajectories would intersect. The presented configurations varied with angle and distance between the two stimuli. First, results show an effect of the distance and the angle between the two aircraft on the accuracy of the estimation of the collision point as well as on decision times. Secondly, participants tended to produce significantly more responses within the triangle formed by the two aircraft and the actual crossing point. In other words participants tended to undershoot the intersection point of the two trajectories. Finally, we produce dispersion graph to visualize how the answers were distributed on the display.


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