Grrr. This means that a computer programme is better at passing the Turing
test than I am.


On 29 October 2013 07:10, <spudboy...@aol.com> wrote:

> Richard, its a step up, but its not a Turing Test. When it fools you into
> not knowing who you had a conversation with, especially, if you didn't know
> if a Turing challenge was being performed, then I'd say, yes.
> -----Original Message-----
>
> From: Richard Ruquist <yann...@gmail.com>
> To: everything-list <everything-list@googlegroups.com>
> Sent: Mon, Oct 28, 2013 12:22 pm
> Subject: Fwd: Vicarious AI breaks CAPTCHA ‘Turing test’
>
>
>
> ---------- Forwarded message ----------
> From: richard ruquist <yann...@yahoo.com>
> Date: Mon, Oct 28, 2013 at 12:18 PM
> Subject: Vicarious AI breaks CAPTCHA ‘Turing test’
> To: "swi...@yahoogroups.com" <swi...@yahoogroups.com>, "yann...@gmail.com"
> <yann...@gmail.com>
>
>
>   Vicarious AI breaks CAPTCHA ‘Turing test’ October 28, 2013
>   *[+]* <http://www.kurzweilai.net/images/CAPTCHA-accuracy.png>
> Average recognition accuracy (per character) claimed for the Vicarious
> algorithms for different CAPTCHA styles (credit: Vicarious)
>  Vicarious <http://vicarious.com/>, a startup developing artificial
> intelligence software, today announced that its algorithms can now reliably
> solve modern CAPTCHAs (Completely Automated Public Turing tests to tell
> Computers and Humans Apart).
> Stanford University researchers have suggested that a CAPTCHA scheme
> (which are used by websites to verify that a visitor is human by asking
> them to transcribe a string of distorted letters) should be considered
> “broken” if an algorithm is able to reach a precision* (fraction of
> CAPTCHAs answered correctly) of at least 1% [1].
> *Breaking CAPTCHAs*
> Vicarious claims they can go way beyond that by leveraging core insights
> from machine learning and neuroscience, saying its AI algorithms achieve
> success rates up to 90% on modern CAPTCHAs.
> “This advancement renders text-based CAPTCHAs no longer effective as a
> Turing test,” according to a Vicarious statement. (The Stanford study calls
> it a “reverse Turing test” because CAPTCHAs are intended to allow a website
> to determine if a remote client is human or not.)
> “Recent AI systems like IBM’s Watson and deep neural networks rely on
> brute force: connecting massive computing power to massive datasets,” said
> Vicarious cofounder D. Scott Phoenix.
>  “This is the first time this distinctively human act of perception has
> been achieved, and it uses relatively minuscule amounts of data and
> computing power. The Vicarious algorithms achieve a level of effectiveness
> and efficiency much closer to actual human brains.”
> *A brain-like vision system*
> “Understanding how the brain creates intelligence is the ultimate
> scientific challenge. Vicarious has a long term strategy for developing
> human level artificial intelligence, and it starts with building a
> brain-like vision system,” said Vicarious cofounder Dileep George, PhD, who
> was formerly Chief Technology Officer at Numenta, a company he cofounded
> with Jeff Hawkins and Donna Dubinsky (Palm Computing, Handspring) while
> completing his PhD at Stanford University.
> “Modern CAPTCHAs provide a snapshot of the challenges of visual
> perception, and solving those in a general way required us to understand
> how the brain does it.”
>  Solving CAPTCHA is the first public demonstration of the capabilities of
> Vicarious’ Recursive Cortical 
> Network<http://www.kurzweilai.net/vicarious-announces-15-million-funding-for-ai-software-based-on-the-brain>
>  (RCN)
> machine learning software,  which is based on the computational principles
> of the human brain. (Vicarious says it does not plan to release RCN or its
> algorithms publicly).
> Vicarious’ RCN technology is a visual perception system that interprets
> the contents of photographs and videos in a manner similar to humans.
> “Although still many years away, the commercial applications of RCN will
> have broad implications for robotics, medical image analysis, image and
> video search, and many other fields,” according to a Vicarious statement.
>
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