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The current study investigates two questions: (1) Do screen size and grid density impact a user's accuracy on pattern-matching tasks? (2) Do screen size and grid density impact a user's time on task?…
Touchscreen-Based Haptic Information Access for Assisting Blind and Visually-Impaired Users: Perceptual Parameters and Design Guidelines
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This paper studies key usability parameters governing accurate rendering of haptically-perceivable graphical materials
Touchscreen-based smart devices, such as smartphones and tablets, offer great…
Principles for Designing Large-Format Refreshable Haptic Graphics Using Touchscreen Devices: An Evaluation of Nonvisual Panning Methods
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This article describes the development of four novel non-visual panning methods designed from the onset with consideration of these perceptual and cognitive constraints.
Touchscreen devices, such as…
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This article focuses on discussion and preliminary findings from classroom testing of the prototype learning module: Investigating Income Inequality in the U.S.
This article focuses on discussion and…