Welcome Metadata Search For User Generated Video to

Explosion of User Generated Content § Envision a world where almost all user generated

Privacy Issues Associated With Search § Users may wish to limit exposure of video’s

Identity For Search? § Perhaps video provides opportunity –Universal “soft” identification of user •

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Welcome… Metadata & Search For User Generated Video … to the Human Network December 13, 2007 Drew Major Cisco Fellow CMSG 13_12_2007 1

Explosion of User Generated Content § Envision a world where almost all user generated content is uploaded for archival and publishing –All raw footage shot & pictures taken –Will dwarf all text § Publishing driven from the net –On the fly transcoding, mixing, etc. § Minimal required metadata –Simple description § Strongly encourage additional metadata –Very easy and intuitive to add –Activity, participants, etc. CMSG 13_12_2007 2

Privacy Issues Associated With Search § Users may wish to limit exposure of video’s existence – Richer metadata exposes more § Today can create rich access control per publishing site – Within site search unfettered – Limits visibility to Internet-based search § CMSG 13_12_2007 Can & should video search be enhanced to enforce access rights? 3

Identity For Search? § Perhaps video provides opportunity –Universal “soft” identification of user • Implies universal directory § Enforced by search engines –Add visibility to access restricted content § Optional extension to existing search –If identification available then access protected exposed CMSG 13_12_2007 4

CMSG 13_12_2007 5