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Re: What is AI?


But that's my point, Artir; where do we draw the line? It's practically
completely arbitrary, as is the definition of life.

And it's good that your back, I thought you had run off...


2011/6/12 José Luis Ricón <artirj@xxxxxxxxx>

> Well, Artificial Intelligence. What makes it special?
> In first place: it is commonly assumed that what makes us humans
> special is our ability to perform rational thinking. Other animals
> live on their instincts and what they learn in their life. We can
> create new knowledge, get to really know something.
> Compare using a language phrasebook to get around in China to actually
> knows chinese, to know every meaning of what you are saying and how
> does it relate to other characters, and being able to formulate
> sentences outside of the ones you've heard or learnt. That is that
> difference.
> So that same difference is what I think applies to AI. Learning and
> going further. In the case of a full fledged human mind-level neuronal
> AI, this difference is evident, but in a more limited case, our
> project (at least for now) we still consider it AI. Where is the
> boundary? I think that isn't quite clear and there are degrees of AI
> strenght, i.e. from 0 being a dumb printf("Hello World"); to 100 being
> something as smart as us. (And that could go over 100 (and 9000) if
> the machine can self improve and etc...).
> Wintermute does attempt to understand knowledge via a database and
> means to establish relations in content it receives, via Panlingua.
> Now "Glass" is not an entry in a table like Glass:"Substance made of
> SiO2..." It's now a mutable object that has atributes such as
> breakable, can also mean container of liquids and any others you can
> think of. So when you say "Is this glass full of water?" Wintermute's
> understanding of that is closer to ours than the one of a non AI
> program. Relations between meanings.
> A spam filter searches for patterns and categorizes that as spam.
> Wintermute would also do that, but find more patterns inside the spam
> it rejects, and the mails it let go through; being able to understand
> relations inside the text gives WM an advantage over a system that
> just reads and matches text against said patterns.
> In the case of facial recognition, the problem is far more complex
> than bardcodes, just because barcodes are designed to be read by
> machines. A standarized format of black and white stripes. Faces the
> result of many factors and we have to adapt our detections techniques
> to them, while we can adapt barcodes so that they can be easily read.
> In fact, as far as I know, face detection currently works by
> extracting the most important features of the face ("Eigenface"), the
> same way you would get eigenvalues outta of a matrix in Algebra. Is
> doing the math, basically. You need quite a large matrix to scan a
> face, while if you follow that approach with barcodes, a smaller one
> will suffice. And of course, variations in lightning, angle and small
> changes in the face can make the whole process even more difficult
> versus the simplicity of realatively immutable barcodes. How does a
> program knows that this other pic it's me with a beard and that other
> one it's not me but looks quite a lot like me?. Training. Learning.
> Not to be able to do something, but to understand why you're doing it,
> how could you make it better, what are you doing wrong. That's what a
> program should do or emulate to learn as we do.
> BTW, I'm back ;D
> El día 12 de junio de 2011 20:30, SII <dante.ashton@xxxxxxxxxx> escribió:
> > Because trying to assemble a psych meeting through IRC has been somewhat
> > bad, I thought it best to start a discussion on here.
> > Artificial Intelligence: AI. Defined, roughly, by programming computers
> to
> > perform tasks normally reserved for humans.
> > But what of a more in-depth definition? Why is Wintermute so special, yet
> a
> > spam filter isn't?
> > Why is the idea of facial recognition more appetizing then that of
> barcode
> > recognition?
> > Why is it that we can point to any chat-bot; AIML or not, and call that
> AI,
> > yet so ignore far more complex processes and daemons running in order to
> > keep our world turning?
> > The problem of defining AI is, it seems, very much like defining life;
> you
> > can point to yourself, a pet, or anything classed as a microrganism, and
> say
> > "That's life."
> > A set of chemicals, however, isn't. It's just chemicals. When does a bag
> of
> > adrenaline turn into anger? When does cortisol turn into worry? The
> > definition here is as fuzzy as the defintion of  system vs. an
> intelligent
> > system, no?
> > Discuss, chaps.
> > -Dante
> >
> >
> --
> José Luis Ricón
> --
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-Danté Ashton

Vi Veri Veniversum Vivus Vici

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