CMSG13_12_20071 Welcome… … to the Human Network Metadata & Search For User Generated Video December 13, 2007 Drew Major Cisco Fellow

CMSG13_12_20072 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.

CMSG13_12_20073 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  Can & should video search be enhanced to enforce access rights?

CMSG13_12_20074 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

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