Hi,

> I think Ben's text mining approach has one big flaw:  it can only reason
> about existing knowledge, but cannot generate new ideas using words /
> concepts.

Text mining is not an AGI approach, it's merely a possible way of getting
knowledge into an AGI.

Whether the AGI can generate new ideas is independent of whether it
gets knowledge via text mining or via some other means...

> I want to stress that AGI needs to be able to think at the
> WORD/CONCEPT level.  In order to do this, we need some rules that *rewrite*
> sentences made up of words, such that the AGI can reason from one sentence
> to another.  Such rewrite rules are very numerous and can be very complex --
> for example rules for auxillary words and prepositions, etc.  I'm not even
> sure that such rules can be expressed in FOL easily -- let alone learn them!

This seems "off" somehow -- I don't think reasoning should be implemented
on the level of linguistic surface forms.

> The embodiment approach provides an environment for learning qualitative
> physics, but it's still different from the common sense domain where
> knowledge is often verbally expressed.

I don't get your point...

Most of common sense is about the world in which we live, as embodied
social organisms...  Embodiment buys you a lot more than qualitative
physics.  It buys you richly shared social experience, among other things.

> In fact, it's not the environment
> that matters, it's the knowledge representation (whether it's expressive
> enough) and the learning algorithm (how sophisticated it is).

I think that all three of these things matter a lot, along with the
overall cognitive
architecture.

-- Ben G

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agi
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