MERCURY: User Centric Device and Service Processing Birgitta König-Ries, Kobkaew Opasjumruskit Institute for Computer Science, Friedrich-Schiller-University Jena Andreas Nauerz, Martin Welsch IBM Germany Research and Development MKWI –

Agenda Introduction Scenario Requirements & Related works System Architecture Summary

Mobile devices Sensors & Actuators Web Services Existing solutions – Not generic – Need IT knowledge MERCURY Introduction Internet of Computers

Scenario B J

Requirements

User Interface Combine sensors, services, and actuators Easy-to-use No programming Mashup builder Web Portal IBM Mashup Center SensorMap Websphere Portal

User Model User authentication User preferences

Discovery of Devices & Services Functional and non-functional properties Ontologies to classify sensor Heavy-weight matchmaking algorithms Web service for social networking Connects sensors with users and applications ObservationObservation SensorSensor TimeTime LocationLocation WeatherWeather Working Group on Semantic Sensors Sensorpedia

Rights Management Which sensors/actuators can be access by whom Which level of granularity of information ConServ - Context as service management – Sharing of context data across environments – Discovery of remote context data – Privacy protection of context data Heterogeneity of sensors Available for non-IT users

Sensor Integration Heterogeneity Scalability Middleware Web-based query interface Handle sensors of all types Middleware Web-based query interface Handle sensors of all types GSN - Global Sensor Network Internet Sensor node GSN Wikipedia of sensors Sensor querying and tasking SensorMap Wikipedia of sensors Sensor querying and tasking SensorMap SenseWeb

System Architecture Sensors/ Actuators Network Sensors/ Actuators Network Sensors/ Actuators Network Sensors/ Actuators Network … c c Service WWW Gateway … … DBMS Metadata Sensor/Service Discovery User Management Execution Environment Middleware Sensor/Actuator Management Runtime UI Web Portal

Summary Seamless, user-friendly integration of devices and services Motivating scenario, reviewed analogous projects Sketched a possible system architecture Prototypical implementation which will be evaluated in user studies and will gradually be extended

Q&A ?

Functional Module RequirementRelated WorkFunctional Module User Interface & User Model Yahoo Pipes, IBM Mashup Center, SensorMap, Minerva Portals Web Portal, User Management Discovery of Devices & Services W3C Incubator Working Group on Semantic Sensors, Sensorpedia Sensor/ Actuator Management, Sensor/ Service Discovery Rights ManagementGoogle Latitude, Foursquare, Facebook places, ConServ User Management Sensor IntegrationGSN, SenseWebMiddleware

References [BKRHS11] Fedor Bakalov, Birgitta König-Ries, Tobias Hennig, and Gabriele Schade. Usability Study of a Semantic User Model Visualization for Social Networks, [GT09] Dominique Guinard. Towards the web of things: Web mashups for embedded devices. In Proceedings of WWW ACM. [GR10]Bryan Gorman and David Resseguie. Final Report: Sensorpedia Phases 1 and 2. Technical report, [HRH09]Gearoid Hynes, Vinny Reynolds, and Manfred Hauswirth. A Context Lifecycle For Web-Based Context Management Services. In Proceedings of the 4th European Conference on Smart Sensing and Context (EuroSSC), [MF10]Friedemann Mattern and Christian Floerkemeier. From the Internet of Computers to the Internet of Things., volume 6462 of Lecture Notes in Computer Science. Springer,2010. [SHS08]Amit Sheth, Cory Henson, and Satya Sahoo. Semantic Sensor Web. In IEEE Internet Computing, pages 78–83, 2008.