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Spatio-Temporal Flexibility of Attention Inferred from Drivers' Steering Movements

Participants attempted to center a cursor on a video display of a winding roadway with a rate control system. Fourier analysis of their steering movements in response to sinusoidal perturbations of the roadway revealed how much attention they allocated to different roadway preview locations. We comp...

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Bibliographic Details
Published in:Journal of motor behavior 2021-10, Vol.53 (6), p.758-769
Main Authors: Rizzi, Emanuele, Jagacinski, Richard J., Bloom, Benjamin J.
Format: Article
Language:English
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Summary:Participants attempted to center a cursor on a video display of a winding roadway with a rate control system. Fourier analysis of their steering movements in response to sinusoidal perturbations of the roadway revealed how much attention they allocated to different roadway preview locations. We compared a full 1.0 s of preview with preview restricted to a narrow slit around 0.3 s or 0.6 s. Participants were able to flexibly shift their attention to either slit. However, they performed better in terms of root-mean-squared error, velocity error, and acceleration error with the fuller view. They concentrated their attention over a range from 0.1 s to 0.3 s of preview in a manner qualitatively consistent with Miller's optimal control model.
ISSN:0022-2895
1940-1027
DOI:10.1080/00222895.2020.1868968