 Copyright 2007 Digital Enterprise Research Institute. All rights reserved. Digital Enterprise Research Institute (DERI) Galway The Social Semantic Desktop (The NEPOMUK Project) ‏ Dr. Siegfried Handschuh Galway, Ireland

Digital Enterprise Research Institute (DERI) Galway Overview Motivation - Why do we want the Social Semantic Desktop? The Semantics... The “Social“ bit... Implementation: Nepomuk KDE Bootstrapping the Semantic Desktop Manual Tagging Applications Conclusion

Digital Enterprise Research Institute (DERI) Galway Motivation – How do you…? How do you manage and structure your personal information? How do you share and exchange data with your colleagues? How do you find an expert in your organization?

Digital Enterprise Research Institute (DERI) Galway The Semantics... Personal Information Management folders   bookmarks Projects, Meetings People, Topics, etc. representing “mental models” explicitly Claudia Person Topic Project Document Image Event Person PIMo Personal Information Model

Digital Enterprise Research Institute (DERI) Galway Example: PIMo about conference P2P Conference, Galway members/klaus aberer Calendar contact/0019E1773D6A has-speaker has-location has-speaker is-hosted-by has-date has-address has-speaker

Digital Enterprise Research Institute (DERI) Galway The “Social”... A Network of Semantic Desktops Desktop: Help individuals in managing information on the Web/their PC Semantic: Make content available to automated processing Social: Enable exchange across individual boundaries acquaintance Social semantic peers peers Personal Semantic Web:a semantically enlarged intimate supplement to memory Social protocols and distributed search Person Topic Project Document Image Event Person Claudia friend Marie PIMo colleague Keith PIMo

Digital Enterprise Research Institute (DERI) Galway KDE Desktop structure and classification of information

Digital Enterprise Research Institute (DERI) Galway Bootstrapping the Semantic Desktop Claudia's files and s Desktop Database PIMo analyse text lift structures describe in RDF

Digital Enterprise Research Institute (DERI) Galway Manual Tagging manual tagging of files, folders, s, etc. Representation of tags within PIMO PIMo Java

Digital Enterprise Research Institute (DERI) Galway Application: Contextual Info

Digital Enterprise Research Institute (DERI) Galway Karen Application: Expert Finding Keith Martin Dirk Task: Claudia needs to find an expert for Information retrieval Community of practice

Digital Enterprise Research Institute (DERI) Galway Solutions – How do you … How do you manage and structure your personal information?   ”mental model”, PIMo   free data from their silos How do you share and exchange data with your colleagues?   P2P network, Content-based routing   ”Link Routing” based on social connections How do you find an expert in your organization?   using the PIMo topics to detect and classify experts and communities

Digital Enterprise Research Institute (DERI) Galway Conclusion The Social Semantic Desktop is a universal platform for  Personal Information Management  Distributed Information Management  Social Network and Community Services Impact - dramatic time savings:  discovering vital information,  filtering out marginal information,  build and participate in communities of practice

Digital Enterprise Research Institute (DERI) Galway Backup

Digital Enterprise Research Institute (DERI) Galway Screenshots Konduit (KDE)‏ Shift (OS X)‏ Kante (KDE)‏ Shift (KDE)‏

Digital Enterprise Research Institute (DERI) Galway SSD Ontology Levels PersonRoleDocumentOrganizationTime Manager Project Contract CompanyOffer SystemItemsThing Message Claudia P2P Nortel Representational Level Upper Level Mid Level Personal Level Domain independent Adopted to Organization (i.e. NORTEL, DERI)‏ Personal concepts and Data, e.g. from Claudia Conference P2P, Galway

Digital Enterprise Research Institute (DERI) Galway Document Analysis wrt. time Example of document data distribution on Claudia's Desktop for Topic: “Information Retrieval” Information Extraction

Digital Enterprise Research Institute (DERI) Galway Application: Distributed Search Dirk Keith Task:Claudia has to write a work package deliverable, Claudia Karen Martin Query expansion and refinement Contextual Information