Where scrollbars are clicked, and why

Autor: Oliver Herbort, Philipp Raßbach, Wilfried Kunde
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Cognitive Research, Vol 9, Iss 1, Pp 1-14 (2024)
Druh dokumentu: article
ISSN: 2365-7464
DOI: 10.1186/s41235-024-00551-z
Popis: Abstract Scrolling is a widely used mean to interact with visual displays, usually to move content to a certain target location on the display. Understanding how user scroll might identify potentially suboptimal use and allows to infer users’ intentions. In the present study, we examined where users click on a scrollbar depending on the intended scrolling action. In two online experiments, click positions were systematically adapted to the intended scrolling action. Click position selection could not be explained as strict optimization of the distance traveled with the cursor, memory load, or motor-cognitive factors. By contrast, for identical scrolling actions click positions strongly depended on the context and on previous scrolls. The behavior of our participants closely resembled behavior observed for manipulation of other physical devices and suggested a simple heuristic of movement planning. The results have implications for modeling human–computer interaction and may contribute to predicting user behavior.
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