From: Eliezer S. Yudkowsky (sentience@pobox.com)
Date: Wed Feb 22 2006 - 18:24:04 MST
Mikko Särelä wrote:
> On Wed, 22 Feb 2006, Keith Henson wrote:
>
>>If you consider natural intelligence, it can't be all that complicated.
>>Genes particularly involved with the brain are some fraction of the 30k
>>or so known. Between genes and fMRI, research is moving right along.
>
> I wish to remind that the 30k (20k-25k according to Wikipedia
> http://en.wikipedia.org/wiki/Human_genome) is the number of genes that
> encode proteins. In addition there are portions in the DNA that code RNA
> and some portions that may have additional functionality not yet
> understood.
>
> "Comparative genomics studies of mammalian genomes suggest that
> approximately 5% of the human genome has been conserved by evolution since
> the divergence of those species approximately 200 million years ago,
> containing the vast majority of genes and regulatory sequences.
> Intriguingly, since genes and known regulatory sequences probably comprise
> less than 2% of the genome, this suggests that there may be more unknown
> functional sequence than known functional sequence. A smaller, but large,
> fraction of human genes seem to be shared among most known vertebrates."
Still a far cry from exhausting the RAM of a modern PC.
-- Eliezer S. Yudkowsky http://intelligence.org/ Research Fellow, Singularity Institute for Artificial Intelligence
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