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Circling motion and screen edges as an alternative input method for on-screen target manipulation
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Purpose: To investigate a new alternative interaction method, called circling interface, for manipulating on-screen objects. To specify a target, the user makes a circling motion around the target. To specify a desired pointing command with the circling interface, each edge of the screen is used. The user selects a command before circling the target. Method:…
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Performance Evaluation of a Mobile Touchscreen Interface for Assistive Robotic Manipulators: A Pilot Study
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Background: Assistive robotic manipulators (ARMs) have been developed to provide enhanced assistance and independence in performance of daily activities among people with spinal cord injury when a caregiver is not on site. However, the current commercial ARM user interfaces (UIs) may be difficult to learn and control. A touchscreen mobile UI was developed to overcome…
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Assistive Robotic Manipulation Performance Evaluation between Manual and Semi-Autonomous Control
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We have developed a 3D vision-based semiautonomous assistive robot arm control method, called AROMA-V, to provide intelligent robotic manipulation assistance to individuals with impaired motor control. A working prototype AROMA-V was built on a JACO robotic manipulator combined with a low-cost short-range 3D depthsensing camera. In performing actual robotic manipulation tasks with the AROMA-V,…
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Can the Kinect detect differences between proper and improper wheelchair transfer techniques?
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Improper transfer technique predisposes wheelchair users to upper limb joint pain and injuries. The purpose of the current study is to investigate if the Kinect can distinguish between proper and improper transfer techniques. Nine full time wheelchair users performed sitting pivot transfers and the quality of their transfer was scored using the Transfer Assessment…
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Empirical evaluation of circling interface with head-mounted mouse emulator users
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Purpose: To evaluate the performance of the circling interface, which is an alternative interaction method for selecting and manipulating on-screen objects based on circling the target, rather than pointing and clicking. Method: We conducted empirical evaluations with actual head-mounted mouse emulator users from two different groups: individuals with spinal cord injury (SCI) and individuals with cerebral…
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Performance evaluation of a mobile touchscreen interface for assistive robotic manipulators: A pilot study
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Background: Assistive robotic manipulators (ARMs) have been developed to provide enhanced assistance and independence in performance of daily activities among people with spinal cord injury when a caregiver is not on site. However, the current commercial ARM user interfaces (UIs) may be difficult to learn and control. A touchscreen mobile UI was developed to overcome…