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Mindwaves.

Ian Field i.field at virgin.net
Sun Mar 17 21:59:44 EST 2002


"Richard S. Norman" <rnorman at umich.edu> wrote in message
news:46v99ugm15varo3m652e2cilsltjujds7v at 4ax.com...
> >Note: This is my (R Norman) impression of a partial history of this
thread:
> >
> >Query by Ian Field
> >  Please could anyone suggest keywords to use for searching for
> >  newsgroups or any other resources) dealing with brainwaves (0.5 -
> >  20Hz)
> >
> >Resonse by Richard Norman
> >    Try "electroencephalogram" or "EEG".
> >
> >Response by Bob Nienhuis
> >   Brainwaves are frequently referred to as spectral bands, eg; alpha,
> >  beta, delta, theta etc.
> >
> >Query by Ian Field
> >   Thanks - but I was already aware of that, although since you
> >    mention them I suppose I could type them into the newsgroup
> >   searchbox and see what happens
> >
> >Response by Richard Norman
> >    Don't search newsgroups.  Search www.google.com for internet
> >    sites or www.ncbi.nlm.nih.gov/pubmed for research literature.
> >
> >Query by Ian Field
> >   Did any of your results contain any significant resource on the
> >   0.5 - 20Hz "slow-wave" band of frequencies?
>
> You don't seem to understand. The whole idea of electrical signals
> in the range 0.5 to 20 Hz recorded from the surface of the brain (or
> the scalp) is call "electroencephalogram".  The alpha, beta, delta,
> and theta bands are subdivisions within this spectrum:  The delta
> waves are generally 0 to 4 Hz, the theta are 4 to 7 Hz, the alpha
> are 8 to 13 Hz and the beta are 13 to 40 Hz (more or less).
>
> If you search for "electroencephalogram alpha" or "EEG delta"
> you will get references for what you want.  But again, don't search
> newsgroups.  Either search the "internet" using google (or whatever
> search strategy you like) or search the scientific literature using
> Pubmed (or whatever search strategy you like).
>
Been there - done that, I understand just fine - Copernic2000 queries about
a dozen of the best known web hosted engines simultaneously - what I seek
seems to be a closely guarded secret!!!!!


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