Using Cooperative Artefacts as Basis for Activity Recognition.

Martin Strohbach Gerd Kortuem Hans-Werner Gellersen Christian Kray Using Cooperative Artefacts as Basis for Activity Recognition. 49-60 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3295&spage=49 2004 conf/eusai/2004 EUSAI db/conf/eusai/eusai2004.html#StrohbachKGK04