More Social Metadata: APML and ULML
Scott Wilson,
Scott's Workblog,
Aug 07, 2008
Just what we needed, more acronyms. "APML (Attention Profile Markup Language) is a means of sharing an individual attention profile... ULML (User Labor Markup Language) is a specification for tracking the metrics of user participation in social web services." These are both instances of what I would call 'second party metadata'.
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