Tacconi PhD final exam

System and Solutions for Mobile Pervasive Computing Environments Tutors: Prof. Romano Fantacci, Ing. Laura Pierucci, Prof. Imrich Chlamtac PhD final exam Firenze, 8 th April, 2009 David Tacconi

Outline ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Introduction ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Application Scenarios ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

ITS: mobile sinks querying a large WSN ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

ITS: the routing framework ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

ITS: simulation results ,[object Object],[object Object],[object Object],[object Object]

ITS: Data management issues ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Data management for large WSN: Simulation results ,[object Object],[object Object],[object Object],[object Object],[object Object]

Mobile Social Network Scenario: DTN MN5 MN1 MN2 MN4 Back Haul Connection MN5 MN3 MN 7 MN 6 Node Movement Opportunistic Information Exchange BlueTooth Module WiFi Module Mobile Node MN

State of the Art ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Motivation for a real implementation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

A middleware for pervasive environment ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

U-Hopper System Architecture ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Information exchange SERVER CLIENT Retreive DATA Retreive DATA Store DATA Store DATA Open Connection Send INTERESTS Send DATA Send INTERESTS Send DATA Close Connection

U-Hopper in pills… ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

U-Hopper application: mobile P2P Opportunistic Information Exchange BlueTooth Module Mobile Node MN Interests: U2 / Walk-On MN2 MN1 Interests: U2 / Walk-On

MSN: an analysis ,[object Object],[object Object],[object Object],[object Object]

MSN: The contacts pattern ,[object Object],[object Object]

MSN: emulation results ,[object Object],[object Object],[object Object],[object Object],[object Object]

MSN: introducing the social dimension ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

MSN: users affinity ,[object Object],[object Object],[object Object],[object Object]

MSN: friendship based routing ,[object Object],[object Object],[object Object]

MSN: friendship routing results ,[object Object],[object Object],[object Object]

MSN: the T9 service evolution ,[object Object],[object Object],[object Object],[object Object],[object Object]

MSN: the T9 service evolution ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Missing word: Bondone, falaise MSN: T9 distributed evolution TARGET TEXT : “Shall we meet tonight on the Bondone at 8.00 pm on the falaise ?” Opportunistic Information Exchange BlueTooth Module Mobile Node MN Bondone, falaise Has the words: Bondone,falaise Fitness is high MN5 Missing word: Bondone,falaise Fitness really low MN3

Conclusion ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object]

Tacconi PhD final exam

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Tacconi PhD final exam