[rfc-i] Metadata

Paul Hoffman paul.hoffman at vpnc.org
Fri Sep 21 11:40:44 PDT 2012

On Sep 21, 2012, at 11:27 AM, John Levine <johnl at taugh.com> wrote:

> In article <3DD54EFB-5C2F-4A2B-BC5F-5D1BC1654AFE at vpnc.org> you write:
>> Greetings again. The -00 draft's discussion of metadata does not reflect the discussion to date. It says:
>> =====
>>  RFC 2223 makes no mention of metadata, i.e. ways to indicate
>>  particular parts of the text.
>> =====
>> Metadata is not a way to indicate parts of the text. Metadata is information that is derived
>> from, or extracted from, the document. The distinction is fairly important to this discussion in
>> that metadata is currently derived both by hand and by heuristic tools.
> It's anything that's about the document as opposed to part of the
> document.  This doesn't exclude information that's also present in the
> document, but it's quite common to have metadata that's not in
> the document itself.

Exactly right. That's why the first part of my proposed definition is "derived from", not "extracted from".

--Paul Hoffman

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