Re: [Wikitech-l] Visual impairment

2010-05-18 Thread Platonides
Conrad Irwin wrote: >> Just as with image captchas, you'd need to introduce noise into it. >> > If you are working from known constituents, you can use > cross-correlation to ignore noise pretty effectively (I believe it's > what humans do). The choice then is either to make the noise sound > like

Re: [Wikitech-l] Visual impairment

2010-05-17 Thread Tim Starling
On 18/05/10 05:05, Platonides wrote: > Tim Starling wrote: >> Audio CAPTCHAs, like visual CAPTCHAs, are not accessible for all >> people and do not conform to W3C accessibility guidelines. What's >> more, they're easier to crack than visual CAPTCHAs due to their >> one-dimensional nature. This is e

Re: [Wikitech-l] Visual impairment

2010-05-17 Thread Conrad Irwin
On 17 May 2010 20:05, Platonides wrote: > Tim Starling wrote: >> Audio CAPTCHAs, like visual CAPTCHAs, are not accessible for all >> people and do not conform to W3C accessibility guidelines. What's >> more, they're easier to crack than visual CAPTCHAs due to their >> one-dimensional nature. This

Re: [Wikitech-l] Visual impairment

2010-05-17 Thread Platonides
Tim Starling wrote: > Audio CAPTCHAs, like visual CAPTCHAs, are not accessible for all > people and do not conform to W3C accessibility guidelines. What's > more, they're easier to crack than visual CAPTCHAs due to their > one-dimensional nature. This is especially true if you use a public > source

Re: [Wikitech-l] Visual impairment

2010-05-16 Thread Tim Starling
On 16/05/10 07:27, emijrp wrote: > Hi all; > > Solving captcha during registration is mandatory. Can this be replaced with > a sound captcha for visual impairment people? It is a suggestion to the > usability project too. Thanks. Audio CAPTCHAs, like visual CAPTCHAs, are not accessible for all pe

Re: [Wikitech-l] Visual impairment

2010-05-15 Thread K. Peachey
I believe reCaptcha has it implemented as part of their service (we do/did have a extension to implement theres) but then we would have to reply on third party servers. ___ Wikitech-l mailing list Wikitech-l@lists.wikimedia.org https://lists.wikimedia.or

Re: [Wikitech-l] Visual impairment

2010-05-15 Thread Platonides
emijrp wrote: > Hi all; > > Solving captcha during registration is mandatory. Can this be replaced with > a sound captcha for visual impairment people? It is a suggestion to the > usability project too. Thanks. > > Regards, > emijrp That's an old bug https://bugzilla.wikimedia.org/show_bug.cgi?i

[Wikitech-l] Visual impairment

2010-05-15 Thread emijrp
Hi all; Solving captcha during registration is mandatory. Can this be replaced with a sound captcha for visual impairment people? It is a suggestion to the usability project too. Thanks. Regards, emijrp ___ Wikitech-l mailing list Wikitech-l@lists.wikim