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ForAll
UbiComp
ForAll
UbiComp EUD4 services – 7 June 2011
End-User Service Composition in Mobile Pervasive Environments
Jacqueline Floch1
Erlend Stav1, Mohammad Ullah Khan2 Peter Herrmann2, Richard Sanders1 and Rune Sætre2
1SINTEF ICT and 2NTNU Trondheim, Norway
Pervasive services
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Things
Services
People
Adding mobility
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Home
City
World
End-user composition: what? why?
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Entertainment
AAL - Social interaction
text2speech Tourism eLearning
AAL appointment
Challenge: user diversity
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Challenge: service composition
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Recommend
意味論 Semantics
Composition notation
Understandability Consistency
Search
Challenge: dynamicity
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§ Devices come and go § Services appear and disappear § Services vary in quality § Users’ tasks and needs vary in changing contexts
Challenge: what did I compose?
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Debugging: why not?
Simulation: what if?
Challenge: platforms
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Desktop
Smartphones
Com
posi
tion
time Execution tim
e
Potentials
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App availability through
marketplaces
Emerging end-user
tools
Powerful smartphone technology
Thank you!
§ More information at www.ubicompforall.org
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