Re: Key picking for write-ins -- Vision impaired interface

From: Edward Cherlin <edward_dot_cherlin_at_etssg_dot_com>
Date: Fri Oct 31 2003 - 13:37:35 CST

On Friday 31 October 2003 10:17 am, Alan Dechert wrote:
> Jan,
>
> I've picked out a few things from the discussion I think are
> most relevant:
>
> Doug Jones
>
> > The Avante voting machine uses a standard keyboard for
> > blind users, so if they can type, they can use it.
>
> ...
>
> > Feedback models other than letter by letter for text entry
> > are almost irrelevant to voting systems
>
> ...
>
> > There are voter privacy issues that come up with any
> > interface that asks the voter to speak while in the voting
> > booth.
>
> Matt Shomphe:
> > ...letter recognition is really really hard.
>
> Peter Maggs
>
> > ... I think we don't need to worry about
> > the Braille keyboard.
>
> David Mertz
>
> > What it boils down to in my mind is that
> > headphones-plus-keyboards is the right system.
>
> So, do we have some consensus on this?
>
> A standard keyboard using the up/down back/forward arrows for
> picking letters from a list of spoken letters heard through
> the headphones. Can we make a kind of letter wheel so that
> the voter could hear a letter and go back or forward with the
> arrow keys to find the one they want? If you hear "a", you
> could arrow back to get "z" or hit the back arrow 4 times and
> get "w" with necessarily hearing "z.....y....x...." if the
> key is hit rapidly in succession.
>
> This may or may not be optimal but we don't have to have the
> perfect system for the demo. But we need to agree on a way to
> do it that can be implemented without too much technical
> difficulty.
>
> Let's see if we can agree on this so we can move on to menu
> navigation.
>
> -- Alan Dechert 916-791-0456

Fine for a demo. Consult those with experience ("experts" and the
blind themselves) before finalizing design. I'm sure that
products and prototypes exist, and that there is sufficient
experience with some of them.

-- 
Edward Cherlin, Simputer Evangelist
Encore Technologies (S) Pte. Ltd.
Computers for all of us
http://www.simputerland.com, http://cherlin.blogspot.com
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Received on Fri Oct 31 23:17:06 2003

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