The Web of Services The Web What Web_ The Web – What Web_ by bestt571

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									                                                                                                         The Concept of Service

                                                                                                             Socio-economic viewpoint:
                                                                                                                               y        p                       party
                                                                                                                  Kotler: … any act or performance that one p y can
                      The Web of Services                                                                         offer to another that is essentially intangible …
                                                                                                                  Grönroos: … activities … of a more or less intangible
                                                                                                                     t    th t       ll    t k l       i interactions
                                                                                                                  nature that normally …take place in i t        ti
                                                                                                                  between customer and service employees and/or
                             Hans Akkermans                                                                       p y                          y
                                                                                                                  physical resources and/or systems of the service
                                                                                                                  provider, which are provided as solutions to customer
                                                                                                                  problems
                                                                                                                  i    i t
                                                                                                             ICT viewpoint:
                        The Network Institute                                                                     Web services WS*, SaaS, SOA
                          University A t d
                       VU U i    it Amsterdam                                                                     Web Services are not services
                                                                                                                  W bS i             t     i
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                                                                                                                                        different perspectives?
                                                                                                             How to integrate these26 July 2010
                                                                                                 Hans Akkermans                Dagstuhl                                           2




                                                                                                                           p
                                                                                                         Goal: the Web as open
        The Web – What Web?
                                                                                                         common space of services
            Web of                                                                                           Ideal: Submit customer need to the Web and get
                                      high                                                                   service offering in response
            Annotations
                                                               “Semantic          Web of                          More precisely: suitable service [bundle] offering(s)
                                                    ligence
                                                          e




            Web of Data
                                                                 Web”            Services:
            Web of                                              Web 3.0           Web 4.0                    Cf. semantic web vision:
            Services
                                        System Intell




                                                                                                                  You do not want to search, but ask a question and get the answer

                                                                                                                                           p
                                                                                                             Note: web of services more complex than semantic web
                                             m




                  Web                                                                                             Linked data: passive information entities
                  Science                                         WWW            Web 2.0                          Services: active and interactive entities on the Web
                  Service
                                        S




                  Science
                                      low
                                                                                                             What are needed elements to achieve this vision?
                                                                                                                  I: information – service (self-)descriptions
                                                              individual   People communities                     C: communication – from customer need to supply-side solution
                                                                                                                  T: network “socio-digital”formation – service bundling
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         _
        I_semantics:                                                                                                     g     g
                                                                                                         W4RA: knowledge sharing for
        service semantics                                                                                regreening in Africa
            Content: services as real-world socio-economic entities,                                         See www.webfoundation.org
            value-based, with grounding in WS* etc standards
                                                                                                             Web-mobile-voice service centre /portal
            Structure: suited to computational paradigm – Lego-block
            modularity for automated service bundling over the Web                                           Sub-Saharan West Africa [Burkina Mali Ghana]
                                                                                                                  M bil and voice-based access f rural communities
                                                                                                                  Mobile d i b           d          for   l  iti
                                                                                                                  Also voice content (e.g. radio fragments)
                                                                                                                     A i lt l t h i            d innovations
                                                                                                                     Agricultural techniques and i     ti
                                                                                                                     Civil society
                                                                                                                     Rural social networking


                                      Note: derives from marketing theories
                 PhD work @ VUA by - but need further specification to make
Hans Akkermans                        them July 2010
                 Sybren De Kinderen Dagstuhl 26 computationally adequate  5                      Hans Akkermans                         Dagstuhl 26 July 2010                     6
        C_pragmatics:
          _p g                                                                       e-Care for Dementia
                                                                                     Patients d C
                                                                                     P ti t and Carers
        interactive customer dialogue
                                              Note: dealing with
                                              consequences is key
                                                    q            y
                                              to reasoning about
                                              needs – service
                                              bundle matching




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        T_network:                                                                               g
                                                                             Smart Grids and integration
        automated eService Bundling                                          of sustainable energy
                                                                                Real-time imbalance in
                                                      Note: (PCM)2
                                                                                demand-supply match of
                                                      problem solving
                                                      p             g
                                                                                power grid is very costly
                                                      method
                                                                                     (and critical for security of
                                                                                     supply)
                                                                                E.g. imbalance reduction,
                                                                                demand response, smart
                                                                                            e-services
                                                                                houses as e services
                                                                                Optimal global situation by
                                                                                    y
                                                                                fully decentralized control
                                                                                via negotiating local devices
                                                                                                                                  Internet as the model for the
                                                                                Field tests: Automatic                                             gy
                                                                                                                                  sustainable Energy Network
                                                                                imbalance reduction > 40%
                                                                                i b l         d ti                                of the Future
                                                                                     Commercialization underway                   Cf. www.powermatcher.org
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        What we need: toward
                                                                                     Scientific Method
        self-organizing e-services
            I: service semantics (conceptual foundation, self-                           Interdisciplinary research: cross-domain
            desc b g services, a ue based, sta da ds)
            describing se ces, value-based, standards)                                   integrated, p act ca y relevant
                                                                                           teg ated, practically e e a t
            C: service pragmatics (interactive customer                                  Typical CS technological approach inadequate
            dialogue,
            dialogue from need to supply-side service)                                   Social science empiricist approach also
            T: capture social logics – socio-digital network                             Artefact and design: research and methodology
                       (e-ecosystem, self-configuration)
            formation (e ecosystem self configuration)                                        Herbert Simon’s answers are far from good enough




Hans Akkermans                Dagstuhl 26 July 2010                     11   Hans Akkermans                          Dagstuhl 26 July 2010                        12

								
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