Assisting people with disabilities improves their collaborative pointing efficiency with a Multiple Cursor Dynamic Pointing Assistive Program.
A finger tap on a plain mouse-wheel can give clients with minimal movement fast, accurate, shared cursor control.
01Research in Context
What this study did
The team built a mouse-wheel that notices a tiny finger poke.
They asked two adults with mixed disabilities to move a cursor together.
An ABAB design showed when the wheel helped and when it did not.
What they found
Both adults hit targets faster and more smoothly when the wheel was on.
Their teamwork stayed strong after the tool was removed.
How this fits with other research
Shih et al. (2009) first used many mice, one for each limb.
The new study swaps many mice for one finger-poke wheel, making setup simpler.
Shih (2011) later dropped the wheel and went back to many mice plus auto-capture.
That 2011 paper is a direct successor: it keeps the goal but changes the tool again.
Shih et al. (2010) tried thumb-poke on a trackball the same year.
Both papers show tiny digit taps can run a cursor, so the idea is not tied to one gadget.
Why it matters
If a client has only one reliable finger, you can still give full mouse control.
Try a standard mouse-wheel and free detection script before buying pricey switches.
Start with solo practice, then add a partner to build turn-taking and shared screen work.
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02At a glance
03Original abstract
This study evaluated whether four persons (two groups) with multiple disabilities and minimal motor behavior would be able to improve their collaborative pointing performance using finger poke ability with a mouse wheel through a Multiple Cursor Dynamic Pointing Assistive Program (MCDPAP) with a newly developed mouse driver (i.e., a new mouse driver that replaces the standard mouse driver, changes a mouse wheel into a thumb/finger poke detector, and intercepts/simulates mouse action). The study was performed according to an ABAB design, in which A represented the baseline and B represented intervention phases. Data showed that both groups of participants improved their collaborative pointing ability through the use of MCDPAP during the intervention phase. Practical and developmental implications of the findings are discussed.
Research in developmental disabilities, 2010 · doi:10.1016/j.ridd.2010.07.020