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Archiver > GENEALOGY-DNA > 2008-11 > 1225995849


From: "Chia Hwu" <>
Subject: Re: [DNA] 23andMe Results (attention Chia)
Date: Thu, 6 Nov 2008 10:24:09 -0800
References: <d42.2a575385.3641b100@aol.com>
In-Reply-To: <d42.2a575385.3641b100@aol.com>


Hi Ann,

I have checked on the team here and it sounds like the white paper that you
are referring to is still being worked on and has not been released yet.

Hope that helps!

Chia


On Tue, Nov 4, 2008 at 6:06 AM, <> wrote:

> In a message dated 11/4/2008 2:58:08 AM Pacific Standard Time,
> writes:
>
> > So the tests are comparing haplotype blocks frequencies? If that block
> > happends to appear only in two individuals (1 from Europe and 1 from
> Africa) or
> > only one individual (from Africa) it would show up as a 50%/50% shared
> > European/African peak and and 100% African. If your European and your
> block appear
> > as African it may be due to that it do occur rarely in Europe so it is
> > European but just not included in the European dataset and become African
> as the
> > only match is there.
>
>
> I sort of doubt they are looking at the frequency of the haplotype block as
> a
> unit, since that could approach zero in some cases. But there was mention
> of
> a white paper when the feature was first introduced.
>
> http://spittoon.23andme.com/2008/03/25/new-feature-ancestry-painting/
>
> I haven't spotted that. Chia, could you give us a pointer or check on the
> status?
>
> Ann Turner
>
>
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--
Chia Hwu
Community Manager
23andMe, Inc.

t: 650.938.6300 ext. 7146

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