Jürgen Umbrich

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Axel PolleresVienna University of Economics and Business (WU - Wirtschaftsuniversität Wien)Verified email at wu.ac.at
Andreas HarthUniversity Erlangen-Nuremberg (Professor), Fraunhofer SCS (Department Leader)Verified email at fau.de
Stefan DeckerFraunhofer FIT, RWTH Aachen UniversityVerified email at informatik.rwth-aachen.de
Marcel KarnstedtSenior Data Architect, Springer NatureVerified email at springernature.com
Sebastian NeumaierSt. Pölten University of Applied Sciences, AustriaVerified email at fhstp.ac.at
Michael HausenblasAWSVerified email at amazon.com
Pierre-Yves VandenbusscheElsevier LabsVerified email at elsevier.com
Josiane Xavier ParreiraSiemens AG AustriaVerified email at siemens.com
Javier D. FernándezVienna University of Economics and Business (WU - Wirtschaftsuniversität Wien)Verified email at wu.ac.at
Carlos Buil ArandaUniversidad Técnica Federico Santa María (Chile)Verified email at inf.utfsm.cl
Katja HoseProfessor of Computer Science, Aalborg UniversityVerified email at cs.aau.dk
Kai-Uwe SattlerProfessor of Computer Science, Technische Universität IlmenauVerified email at tu-ilmenau.de
Renaud DelbruDigital Enterprise Research Institute (DERI), National University of Ireland, NUI Galway (NUIG), IEVerified email at deri.org
Ioan TomaOnlim GmbHVerified email at onlim.com
Antoine ZimmermannÉcole des mines de Saint-ÉtienneVerified email at emse.fr
Sheila KinsellaDERIVerified email at deri.org
Kathrin FiglProfessor for Information Systems, University of InnsbruckVerified email at uibk.ac.at
Kubler SylvainResearch Scientist - University of Luxembourg (SnT)Verified email at uni.lu
Richard CyganiakDERI, NUI GalwayVerified email at cyganiak.de
Magnus KnuthResearcher, Hasso Plattner InstituteVerified email at hpi.uni-potsdam.de

Jürgen Umbrich

Onlim GmbH, Austria

Verified email at onlim.com - Homepage

Semantic Web Linked Data Search & Query Scalable Data Processing


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YARS2: A federated repository for querying graph structured data from the web A Harth, J Umbrich, A Hogan, S Decker The Semantic Web, 211-224, 2007	395	2007
SPARQL web-querying infrastructure: ready for action? C Buil-Aranda, A Hogan, J Umbrich, PY Vandenbussche International Semantic Web Conference, 277-293, 2013	313	2013
Searching and browsing linked data with SWSE: the semantic web search engine A Hogan, A Harth, J Umbrich, S Kinsella, A Polleres, S Decker Web Semantics: Science, Services and Agents on the World Wide Web, 2011	284	2011
Data summaries for on-demand queries over linked data A Harth, K Hose, M Karnstedt, A Polleres, KU Sattler, J Umbrich Proceedings of the 19th international conference on World wide web, 411-420, 2010	263	2010
An empirical survey of Linked Data conformance A Hogan, J Umbrich, A Harth, R Cyganiak, A Polleres, S Decker	245*
Observing linked data dynamics T Käfer, A Abdelrahman, J Umbrich, P O’Byrne, A Hogan Extended Semantic Web Conference, 213-227, 2013	167	2013
Towards dataset dynamics: Change frequency of linked open data sources J Umbrich, M Hausenblas, A Hogan, A Polleres, S Decker CEUR, 2010	139	2010
Automated quality assessment of metadata across open data portals S Neumaier, J Umbrich, A Polleres Journal of Data and Information Quality (JDIQ) 8 (1), 1-29, 2016	138	2016
LDSpider: An open-source crawling framework for the Web of Linked Data R Isele, J Umbrich, C Bizer, A Harth 9th International Semantic Web Conference (ISWC2010), 2010	138	2010
Scalable and distributed methods for entity matching, consolidation and disambiguation over linked data corpora A Hogan, A Zimmermann, J Umbrich, A Polleres, S Decker Journal of Web Semantics 10, 76-110, 2012	121	2012
Scalable and Distributed Methods for Entity Matching, Consolidation and Disambiguation over Linked Data Corpora A Hogan, A Zimmermann, J Umbrich, A Polleres, S Decker Web Semantics: Science, Services and Agents on the World Wide Web, 2011	121	2011
Multicrawler: A pipelined architecture for crawling and indexing semantic web data A Harth, J Umbrich, S Decker The Semantic Web-ISWC 2006, 258-271, 2006	114	2006
Comparison of metadata quality in open data portals using the Analytic Hierarchy Process S Kubler, J Robert, S Neumaier, J Umbrich, Y Le Traon Government Information Quarterly 35 (1), 13-29, 2018	105	2018
Comparing data summaries for processing live queries over Linked Data J Umbrich, K Hose, M Karnstedt, A Harth, A Polleres World Wide Web, 1-50, 2011	103	2011
Swse: Answers before links! A Harth, A Hogan, R Delbru, J Umbrich, S O'Riain, S Decker CEUR-WS. org, 2007	82	2007
Knowledge graphs D Fensel, U Şimşek, K Angele, E Huaman, E Kärle, O Panasiuk, I Toma, ... Springer International Publishing, 2020	81	2020
Quality assessment and evolution of open data portals J Umbrich, S Neumaier, A Polleres 2015 3rd international conference on future internet of things and cloud …, 2015	76	2015
Querying over Federated SPARQL Endpoints---A State of the Art Survey NA Rakhmawati, J Umbrich, M Karnstedt, A Hasnain, M Hausenblas arXiv preprint arXiv:1306.1723, 2013	74	2013
Some entities are more equal than others: statistical methods to consolidate Linked Data A Hogan, A Polleres, J Umbrich, A Zimmermann Proc. NeFoRS, 2010	73	2010
SPARQLES: Monitoring public SPARQL endpoints PY Vandenbussche, J Umbrich, L Matteis, A Hogan, C Buil-Aranda Semantic web 8 (6), 1049-1065, 2017	65	2017

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