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What Context Matters?Towards Multidimensional Context Awareness Víctor Penela, Carlos Ruiz, José Manuel Gómez-Pérez iSOCO
context Somebackground for this paper
= services + prosumer + ubiquity
CENIT Programme (NationalStrategicConsortiumsforTechnologicalResearch)
4 years – 22 millions € (2008-2011)	 10 Companies 11 Universities 8 Research centres
context, context, context.
“Context is any information that can be used to characterize the situation of an entity” Dey (2000)
http://www.isoco.com/ontologies/mio/index.html
Gimme my context!
“Context is anyinformationthat can be used to characterize the situation of an entity” Dey (2000)
Bob
http://www.flickr.com/photos/papalars/
Bob’s friends Dave Gordon Charlie
There’s too much information
“It is not simply the case that something is or is not context; rather, it may or may not be contextually relevantto some particular activity” Dourish (2004)
Domainindependence Dynamicadaptability
Domainindependence Dynamicadaptability
ClassicalApproach
SocialDimension
Google Facebook ActivityStreams
Role Dimension
“Descriptions of individuals that a subject can assumein a specific moment” Steimann (2000)
http://www.flickr.com/photos/rednuht/
common role, similar interests, similar relevancy
SomeUse Cases
User A is a tourist in Madrid, visiting the city for the first time. User B is a tourist in Montreal, visiting the city for the first time.
User A is a tourist in Madrid with no contacts in the city. User B is a tourist in Madrid with several friends in the city.
User A is a touristin Madrid. He is doing a tour of the city by bus. User B is a bus driver in Madrid. He is the tour of the city bus driver.
SomeApps
YWL!
Context Twitter
miKrow
The story so far … Classic context implementations not good enough More information being generated requires a more complex leverage of data Several dimensions detected Several apps built over the system
Thankyou! Questions?

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What Context Matters? (ISAmI2010)