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Re: What is AI?


Maybe it's more a gradual transition rather a "hard" line traced in sand.

El día 12 de junio de 2011 23:20, danteashton@xxxxxxxxx
<danteashton@xxxxxxxxx> escribió:
> 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...
> -Dante
> 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
> Sent from Ubuntu

José Luis Ricón

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