WS-Talk

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• WS-Talk
• Web Service Talking in the
• Language of Their User Community

Department of Computer Science Royal Holloway,
University of London Prof. Fionn Murtagh, and
Pedro Contreras fionn, pedro _at_ cs.rhul.ac.uk
UDP
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WS-Talk Project

• Founded project under 6th Framework
  Co-operative Research (CRAFT) Project
• 9 Partners in 6 Countries (UK, Germany, France,
  Greece, Turkey, and Chile)

Lemon Labs GmbH ARCHIMEDIA S.A. AKRA GmbH LuckyEye Group Soluciones S.A. Department of Computer Science Royal Holloway, University of London Université Paul Sabatier, Institut de Recherche en Informatique de Toulouse Foundation of Research and Technology, Hellas, Institute of Computer Science Universidad Diego Portales http//www.lemon-labs.com http//www.archimedia.gr http//www.akra.de http//www.luckyeye.com http//www.soluciones.cl http//www.cs.rhul.ac.uk http//www.irit.fr http//www.ics.forth.gr http//www.udp.cl
fionn, pedro _at_ cs.rhul.ac.uk
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WS-Talk Aim

• Add Natural-language processing capabilities to
  locate services in a semantic context

fionn, pedro _at_ cs.rhul.ac.uk
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How WS-Talk does Works?

• Load documents data set into the system
• Load ontologies
• System
• Apply Porters stemming algorithm
• Extract most frequent terms, most
  discriminating terms, relationship among terms,
  and clustering of terms
• Apply Voting method
• Indexation and Generation of Documents
  annotations
• Store results into a DB to be exploit later

fionn, pedro _at_ cs.rhul.ac.uk
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Technology used

• XML
• Web Services protocols (WSDL, SOAP, UDDI)
• Java (J2EE)
• Exploring BPEL and WS-CDL to compose services

fionn, pedro _at_ cs.rhul.ac.uk
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Querying the system (Demo)
fionn, pedro _at_ cs.rhul.ac.uk
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Current and Future Work

• Working on Service Composition through Web
  Services Orchestration / Choreography
• Tuning text processing capabilities

fionn, pedro _at_ cs.rhul.ac.uk