Dasher Eye Control Optimisation Mick Donegan ACE Centre
- Slides: 26
Dasher Eye Control Optimisation Mick Donegan (ACE Centre England) David J. C. Mc. Kay (University of Cambridge - England)
Who is involved? Some very clever people from Cambridge University… …myself & some other ACE Centre practitioners… …and some willing volunteers. . .
In order to. . . …make Dasher easier to use for all pointer users…mouse, joystick, trackerball, etc…. . . make Dasher software as eye and head control friendly as possible. . .
Why? To give people a choice with the way they write. . .
Progress so far…? Much fruitful collaboration… Now introducing it to pointer users…
s s Cerebral palsy, aged 23 On-screen keyboard Business Studies and IT Headmouse Case Study: Paul
What does Paul think about Dasher…? His on-screen keyboard used to require a lot of tiring head movement. . .
But with Dasher he doesn’t need to move his head as much…
Paul text messaging with Dasher… Dasher + Motorola A 835
What else does Paul like about Dasher…? No need to click or dwell…just ‘drive’ through to the next word
What else does Paul think about Dasher…? Paul estimates that Dasher is about 4 times quicker… …even new users can achieve 25 wpm very quickly.
Dasher…words per minute
What other differences are there? With a grid system Paul makes quite a few spelling mistakes. . .
With Dasher he makes less. . .
What other differences are there? Some access software can cost quite a lot of money, but. . . …Dasher doesn’t cost anything. . .
What special access features are in Dasher now? Some colour coding. . .
What other special access features are in Dasher now? 1 D or 2 D mode
What other special access features are in Dasher now? Stop and start without pressing switch or mouse button.
What other special access features are in Dasher now? Left to right Right to left Top to bottom Bottom to top
What specifically eye-controlled features are there in Dasher? s Auto-recalibration s Special eye/head tracking mode s Auditory support
Other features…many different languages…
Different languages can be added easily…
What other features are there in Dasher? s Text can be imported to personalise vocabulary and improve prediction s Dasher can learn new text as you type s Text can be sent to another window
. . . and talking of sending text to Word. . . Final thesis all done with Dasher Excellent degree in Business Studies and IT this summer…
To find out more and download Dasher from The Inference Group website. . . www. inference. phy. cam. ac. uk/dasher To find out more about the DECO project and download this presentation… www. ace-centre. org. uk