Document Type

Article

Publication Date

2005

City

Dayton

Abstract

This study investigated pilots' taxi performance and distribution of visual attention with four different head-up display (HUD) symbology formats: Command-guidance, Situation-guidance, Hybrid, and a baseline, No-route guidance. Taxi speed and centerline accuracy were highest with Hybrid and Situation-guidance whereas Commandguidance and No-guidance resulted in increased visual attention to the head-down map display and side window displays. These results are thought to be due to lack of sufficient preview information with the Command-guidance symbology. The conformal route information of the Situation-guidance and Hybrid HUD formats provided a common reference with the environment, which may have supported better distribution of attention.


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