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Re: Feasibiity as a factor for Level Selection

From: Jim Allan <jimallan@tsbvi.edu>
Date: Fri, 27 Jan 2012 14:40:45 -0600
Message-ID: <CA+=z1WkoU4gXtqdRCjpwOFioZAVGPk9o9=8vJeN=eUWQbn4gDw@mail.gmail.com>
To: Jeanne Spellman <jeanne@w3.org>
Cc: wed@csulb.edu, WAI-UA list <w3c-wai-ua@w3.org>
Going by Wayne's original document I would say the amount or quality
AI involved simple guess versus complex heuristic..
I don;t thing we can say an existing implementation indicates ease,
only that there was a good enough business case to make a feature.

On Fri, Jan 27, 2012 at 12:45 PM, Jeanne Spellman <jeanne@w3.org> wrote:
> Agreed, this is a useful analysis and I have already grabbed part of it to
> put into the proposal for the level definitions.
> My question is: deterministic vs. inferential is one part of ease, but it
> certainly isn't all of it.  What are the factors that define ease? We
> already have existing implementations indicate ease, but what else?
> What else makes a feature hard to implement?
> jeanne
> On 1/27/2012 1:10 PM, Jim Allan wrote:
>> Wayne,
>> thanks for doing the thinking and writing on this. A good place to
>> start. I agree with Chaals it strikes a good balance for ease vs
>> impact. That's where we as a group can decide to push the level up or
>> down.
>> Jim
>> On Thu, Jan 26, 2012 at 7:40 PM, Wayne Dick<wayneedick@gmail.com>  wrote:
>>> Hi All,
>>> I wrote this to help us narrow feasibility to a reasonable range, so
>>> we could use it in choosing Level A through AAA.  We don't want to let
>>> developer's off reasonable tasks, but we can't require excessive
>>> development.
>>> http://www.csulb.edu/~wed/Feasibility.html
>>> Wayne

Jim Allan, Accessibility Coordinator & Webmaster
Texas School for the Blind and Visually Impaired
1100 W. 45th St., Austin, Texas 78756
voice 512.206.9315    fax: 512.206.9264  http://www.tsbvi.edu/
"We shape our tools and thereafter our tools shape us." McLuhan, 1964
Received on Friday, 27 January 2012 20:41:10 UTC

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