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LinDA- project.eu Simplified minimalistic workflows for the publication of Linked Open Data Yuri Glikman, Fraunhofer FOKUS

Simplified minimalistic workflows for the publication of Linked Open Data

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Page 1: Simplified minimalistic workflows for the publication of Linked Open Data

LinDA-project.eu

Simplified minimalistic workflows for the publication of Linked Open Data

Yuri Glikman, Fraunhofer FOKUS

Page 2: Simplified minimalistic workflows for the publication of Linked Open Data

Samos Summit 2015

+Motivation behind LinDA

Linked Data is an active research field with currently relatively little activity towards ease of use and accessibility for non-experts. LinDA’s motivation is to

bring lay people, especially from SMEs, closer to Linked Data and help them unlock the potential of their data in an affordable manner.

help expand the Linked Open Data Cloud by publishing Linked Open Data.

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Page 3: Simplified minimalistic workflows for the publication of Linked Open Data

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+LinDa is…

The renovation of Public Sector Information (PSI) and private data

A set of tools allowing for a rich holistic workflow that seamlessly facilitates the ease in:

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Icons made by Picol, Freepik, Yannick, Mario Purisic from www.flaticon.com is licensed by CC BY 3.0

RDB CSV Excel …

RDF1. Transforming and semantically enriching your data

2. Publishing your data

LOD CloudLinked Enterprise Data

3. Linking and queryingyour data

4. Visualising and analysing your data

Page 4: Simplified minimalistic workflows for the publication of Linked Open Data

Samos Summit 2015

+The Transformation Tool

The Transformation tool lays the ground work for the subsequent steps in the workflow

The state of the Art analysis has shown shortcomings in the current available transformation tools: Most tools lack a simple intuitive UI, tailored for non-

experts Rarely any reconciliation methods against LD resources –

facilitating 5* Linked Data R2RML, the de-facto standard for mapping RDB to RDF, is

not always supported Rarely simple, non technical user guidance is found Non or insufficient integrated ontology finding services

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Page 5: Simplified minimalistic workflows for the publication of Linked Open Data

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+The Transformation Tool: close-up

RDF snapshots and on the fly transformation of semi-structured data (e.g. CSV, Excel)

SQL re-write and publishing of SPARQL enpoints

Re-use of transformation mappings (R2RML + tool specific)

Intergration with intelligent vocabulary service for suggesting adequate classes and properties

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Page 6: Simplified minimalistic workflows for the publication of Linked Open Data

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+Upload and start renovating your data

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Page 7: Simplified minimalistic workflows for the publication of Linked Open Data

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+Ontology Finding

Access to repository with all public ontologies

Oracle Service for best matches

Ranking based on popularity and re-use

Cross-lingual suggestions

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Page 8: Simplified minimalistic workflows for the publication of Linked Open Data

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+LD resources reconciliation and type guessing

Using ‚DBpedia Lookup‘ to reconcile against Linked Data resources

Support for 5* Linked Data principles

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Page 9: Simplified minimalistic workflows for the publication of Linked Open Data

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+Semantic enrichment of RDF

Allows describing data using the rdf:type for rich queries

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Page 10: Simplified minimalistic workflows for the publication of Linked Open Data

Samos Summit 2015

+View and publish to Triple Store

RDF download

Publish to preferred Triple Store

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Page 11: Simplified minimalistic workflows for the publication of Linked Open Data

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+LinDA at a glance

Grant Agreeement 610565

Start 1/12/2013

Duration 24 months

ObjectiveICT-2013.4.3 - SME Initiative on Analytics

Cost 1,931,624.00€

Coordinator National Technical University of Athens

More info: http://www.linda-project.eu

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Page 12: Simplified minimalistic workflows for the publication of Linked Open Data

+Partners

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Samos Summit 2015

Page 13: Simplified minimalistic workflows for the publication of Linked Open Data

Samos Summit 2015

info @LinDA-

project.eu

@LinDA_FP7

+LiNDA-

project.eu

LinDAFP7

Thank you! Questions?

Yuri Glikman, Fraunhofer FOKUS

Project Contact @FOKUSLena Farid ([email protected])

Technical Project CoordinatorSpiros Mouzakitis ([email protected])

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