the game's afoot

Sep 29 2008

More Wobbrock

This was SO INTERESTING.  It made me want to run away and do accessibility research.

Wobbrock and his AIM & DUB students have done lots of research with user, screen, stylus combinations.  They noticed that people with disabilities frequently used the edge of the screen as a leverage point.  Now that stylus technology is being replaced by touch screen technology, how will blind people use touch screens effectively?  Wobbrock’s researchers are working on a way to access touch screens in combination with audio prompts.

  • reading screen with finger (dragging finger on touchscreen)
  • selection with second finger
  • flick gestures with natural mapping
  • ubiquitous navigation gestures

One of Jason’s subjects with peripheral neuropathy commented- “Why can’t my computer just do the right thing when I type?”  It’s a great question…

Jacob and crew are working on something called truekeys- the space bar will attempt to correct typing to commonly recognizable words. 
Another project, supple++, is working to generate user interfaces tailored to a person’s individual measured abilities and patterns.  Supple++ first guides the user through a series of tasks in order to determine their motor and vision abilities.  In a study, 11 motor impaired participants worked with 73% accuracy using the supple interface. 

Jacob sez: The world is a button.  But, what if the world was a switch?  How do we interact with a switch?  Can we get rid of pointing altogether, and move towards “goal crossing?”  (getting into the right general area on a screen instead of “target acquisition” by clicking on a link, button, etc). 

Some of Wobbrock and his students’ many projects-

Ability based design.

Accessibility- potential design for everyone.

WORD.

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