Publications

2013

Volunteered Geographic Information Provenance: Semantic Web-based Representation and Publishing
Type:
Journal
Authors:
Irene Celino (CEFRIEL)
Published in:
IEEE Transactions on Geoscience and Remote Sensing (TGRS) for the Special Issue on "Geoscience Data Provenance"
Algebraic Structures for Capturing the Provenance of SPARQL Queries
Type:
Conference Paper
Authors:
Floris Geerts, Vassilis Christophides, Grigoris Karvounarakis, Irini Fundulaki
Published in:
EDBT/ICDT 2013 Joint Conference

2012

SRBench: A Streaming RDF/SPARQL Benchmark
Type:
Conference Paper
Authors:
Ying Zhang, Pham Minh Duc, Oscar Corcho, Jean-Paul Calbimonte
Published in:
11th International Semantic Web Conference (ISWC2012)
Benchmarking Federated SPARQL Query Engines: Are Existing Testbeds Enough?
Type:
Conference Paper
Authors:
Gabriela Montoya (Universidad Simón Bolivar), Maria-Esther Vidal (Universidad Simón Bolivar), Oscar Corcho (UPM),Edna Ruckhaus (Universidad Simón Bolivar), and Carlos Buil-Aranda
Published in:
International Semantic Web Conference (ISWC2012)
Linking Smart Cities Datasets with Human Computation - the case of UrbanMatch
Type:
Conference Paper
Authors:
Irene Celino, Simone Contessa, Marta Corubolo, Daniele Dell'Aglio, Emanuele Della Valle, Stefano Fumeo, Thorsten Krüger
Published in:
The 11th International Semantic Web Conference ISWC 2012
Provenance for SPARQL queries
Type:
Conference Paper
Authors:
Carlos Viegas Damásio, Anastasia Analyti, Grigoris Antoniou
Published in:
11th International Semantic Web Conference (ISWC2012)
A Framework for Acquiring Semantic Sensor Descriptions
Type:
Workshop Paper
Authors:
Luka Bradeško, Alexandra Moraru, Blaz Fortuna, Carolina Fortuna, Dunja Mladenić (JSI)
Published in:
5th International Workshop on Semantic Sensor Networks (SSN2012)
Accessing Information about Linked Data Vocabularies with vocab.cc
Type:
Conference Paper
Authors:
S. Stadtmüller (KIT), A. Harth (KIT), M. Grobelnik (JSI)
Published in:
Joint Conference of 6th Chinese Semantic Web Symposium and the First Chinese Web Science Conference (SWWS2012)
Complex Event Processing and Data Mining for Smart Cities
Type:
Workshop Paper
Authors:
Alexandra Moraru, Dunja Mladenić (JSI)
Published in:
28th telecommunications workshop VITEL
Deriving Semantic Sensor Metadata from Raw Measurements
Type:
Workshop Paper
Authors:
Jean-Paul Calbimonte, Zhixian Yan, Hoyoung Jeung, Oscar Corcho (UPM) and Karl Aberer (EPFL)
Published in:
5th International Workshop on Semantic Sensor Networks @ ISWC2012
From Streaming Data to Linked Data – A Case Study with Bike Sharing Systems
Type:
Workshop Paper
Authors:
Edna Ruckhaus (Universidad Simón Bolívar), Jean-Paul Calbimonte (UPM), Raul García-Castro (UPM), Oscar Corcho (UPM)
Published in:
5th International Workshop on Semantic Sensor Networks (SSN2012)
On the Diversity and Availability of Temporal Information in Linked Open Data
Type:
Conference Paper
Authors:
Anisa Rula (University of Milano-Bicocca), Palmonari Matteo(University of Milano-Bicocca), Andreas Harth (KIT), Steffen Stadtmüller (KIT), Andrea Maurino (University of Milano-Bicocca)
Published in:
International Semantic Web Conference (ISWC2012)
Using Provenance for Quality Assessment and Repair in Linked Open Data
Type:
Workshop Paper
Authors:
Giorgos Flouris, Yannis Roussakis, Maria Poveda-Villalon, Pablo N. Mendes, Irini Fundulaki
Published in:
2nd Joint Workshop on Knowledge Evolution and Ontology Dynamics (EvoDyn-12) at the ISWC2012
Scalable Nonmonotonic Reasoning over RDF data using MapReduce
Type:
Workshop Paper
Authors:
Ilias Tahmazidis, Grigoris Antoniou, Giorgos Flouris, Spyros Kotoulas
Published in:
Joint Workshop on Scalable and High-Performance Semantic Web Systems (SSWS+HPCSW-12) at the ISWC2012
Urbanopoly - a Social and Location-based Game with a Purpose to Crowdsource your Urban Data
Type:
Workshop Paper
Authors:
Irene Celino, Dario Cerizza, Simone Contessa, Marta Corubolo, Daniele Dell'Aglio, Emanuele Della Valle, Stefano Fumeo
Published in:
SoHuman2012
MonetDB/DataCell: Online Analytics in a Streaming Column-Store
Type:
Conference Paper
Authors:
Erietta Liarou, Stratos Idreos, Stefan Manegold, Martin Kersten, CWI, The Netherlands
Published in:
38th International Conference on Very Large Databases (VLDB2012)
TELEIOS: A Database-Powered Virtual Earth Observatory
Type:
Conference Paper
Authors:
M.Koubarakis, K.Kyzirakos, M.Karpathiotakis, C.Nikolaou, S.Vassos, G.Garbis, M.Sioutis, K.Bereta, D.Michail, C.Kontoes, I.Papoutsis, T.Herekakis, S.Manegold, M.Kersten, M.Ivanova, H.Pirk, Y.Zhang, M.Datcu, G.Schwarz, O.C.Dumitru, D.E.Molina, K.Molch, U.D.
Published in:
38th International Conference on Very Large Databases (VLDB2012)
Large-scale Parallel Stratified Defeasible Reasoning
Type:
Conference Paper
Authors:
Ilias Tachmazidis, Grigoris Antoniou, Giorgos Flouris, Spyros Kotoulas and Lee McCluskey
Published in:
20th European Conference on Artificial Intelligence (ECAI 2012)
Social and Sensor Data Fusion in the Cloud
Type:
Conference Paper
Authors:
Surender Yerva (EPFL), Jonnahtan Saltarin (EPFL), Hoyoung Jeung (EPFL), Karl Aberer (EPFL)
Published in:
13th International Conference on Mobile Data Management (IEEE MDM 2012)
Effective and Efficient Online Communication: The Channel Model
Type:
Conference Paper
Authors:
Fensel Anna (UIBK), Fensel Dieter (UIBK), Birgit Leiter (UIBK), Andreas Thalhammer (UIBK)
Published in:
International Conference on Data Technologies and Applications DATA 2012
Cloud based fusion of Social and Sensor Data
Type:
Conference Paper
Authors:
Surender Reddy Yerva, Hoyoung Jeung, Karl Aberer
Published in:
FUSION 2012: 15th International Conference on Information Fusion
Access Control for RDF graphs using Abstract Models
Type:
Conference Paper
Authors:
Vassilis Papakonstantinou, Maria Michou, Irini Fundulaki, Giorgos Flouris, Grigoris Antoniou
Published in:
17th ACM Symposium on Access Control Models and Technologies (ACM SACMAT 2012)
Metadata Management for the Web of Things: a Practical Perspective
Type:
Conference Paper
Authors:
Carolina Fortuna, Alexandra Moraru, Patricia Oniga, Zoltan Padrah, Mihael Mohorcic
Published in:
3rd International Workshop on the Web of Things (co-located with IEEE Pervasive)
Crowdsourcing Semantic Data Management: Challenges and Opportunities
Type:
Conference Paper
Authors:
Elena Simperl (KIT)
Published in:
International Conference on Web Intelligence, Mining and Semantics (WIMS '12)
Towards Parallel Nonmonotonic Reasoning with Billions of Facts
Type:
Conference Paper
Authors:
Ilias Tahmazidis, Grigoris Antoniou, Giorgos Flouris and Spyros Kotoulas
Published in:
13th International Conference on Principles of Knowledge Representation and Reasoning (KR 2012)
Abstract Access Control Model for Dynamic RDF Datasets
Type:
Conference Paper
Authors:
Giorgos Flouris, Irini Fundulaki, and Vassilis Papakonstantinou
Published in:
European Data Forum (EDF) 2012
ParkJam: Crowdsourcing Parking Availability Information with Linked Data (Demo)
Type:
Conference Paper
Authors:
Jacek Kopecky and John Domingue
Published in:
9th Extended Semantic Web Conference 2012 (ESWC 2012)
Query-Independent Learning to Rank for RDF Entity Search
Type:
Conference Paper
Authors:
Lorand Dali, Blaz Fortuna, Thanh Tran, Dunja Mladenic
Published in:
Extended Semantic Web Conference 2012 (ESWC2012)
Exploring History through Newspaper Archives
Type:
Workshop Paper
Authors:
Jasna Skrbec, Marko Grobelnik, Blaz Fortuna
Published in:
Extended Semantic Web Conference 2012 (ESWC2012)
Supporting Rule Generation and Validation on Environmental Data in EnStreaM
Type:
Conference Paper
Authors:
Alexandra Moraru, Klemen Kenda, Blaž Fortuna, Luka Bradeško, Maja Škrjanc, Dunja Mladenic, Carolina Fortuna
Published in:
Extended Semantic Web Conference 2012 (ESWC2012)
Evolution of Workflow Provenance Information in the Presence of Custom Inference Rules
Type:
Workshop Paper
Authors:
Christos Strubulis, Yannis Tzitzikas, Martin Doerr, Giorgos Flouris
Published in:
3rd International Workshop on the role of Semantic Web in Provenance Management 2012 (SWPM2012)
A semantically enabled architecture for crowdsourced Linked Data management
Type:
Workshop Paper
Authors:
Elena Simperl (KIT), Maribel Acosta (KIT) and Barry Norton (Ontotext-AD)
Published in:
1st International Workshop on Crowdsourcing Web Search (CrowdSearch 2012)
Semi-Automatic Generation of Quizzes and Learning Artifacts from Linked Data
Type:
Workshop Paper
Authors:
Guillermo Alvaro Rey, Irene Celino, Mariana Damova, Danica Damljanovic, Ning Li, Panos Alexopoulos and Vladan Devedzic
Published in:
2nd International Workshop on Learning and Education with the Web of Data (LiLe2012)
LDIF – A Framework for Large-Scale Linked Data Integration
Type:
Technical Report
Authors:
Andreas Schultz, Andrea Matteini, Robert Isele, Christian Bizer and Christian Becker
Published in:
World Wide Web Conference (WWW2012)
UrbanMatch - linking and improving Smart Cities Data
Type:
Workshop Paper
Authors:
Irene Celino, Simone Contessa, Marta Corubolo, Daniele Dell'Aglio, Emanuele Della Valle, Stefano Fumeo, Thorsten Krüger
Published in:
Linked Data on the Web Workshop (LDOW2012)
Web Data Commons - Extracting Structured Data from Two Large Web Corpora
Type:
Workshop Paper
Authors:
Hannes Mühleisen, Christian Bizer (FUB)
Published in:
4th Linked Data on the Web Workshop LDOW2012
Automation in Cytomics: A Modern RDBMS Based Platform for Image Analysis and Management in High-Throughput Screening Experiments
Type:
Conference Paper
Authors:
E. Larios (LIACS Leiden), Y. Zhang (CWI), K. Yan (LIACS Leiden), Z. Di (LACDR Leiden), S. LeDevedec (LACDR Leiden), F. Groffen (CWI), F. J. Verbeek (LIACS Leiden)
Published in:
1st International Conference on Health Information Science (HIS 2012)
ERCIM NEWS Special theme: Big Data
Type:
Journal
Authors:
EDITORS: Stefan Manegold, Martin Kersten (CWI, The Netherlands) and Costantino Thanos (ISTI-CNR, Italy)
Published in:
ERCIM News
Heuristic based Query Optimisation for SPARQL
Type:
Conference Paper
Authors:
Petros Tsialiamnnis (FORTH), Lefteris Sidirourgos (CWI), Irini Fundulaki(FORTH), Vassilis Christophides (FORTH), Peter Boncz (CWI)
Published in:
15th International Conference on Extending Database Technology (EDBT 2012)
Sieve: Linked Data Quality Assessment and Fusion
Type:
Workshop Paper
Authors:
Pablo Mendes, Hannes Mühleisen, Christian Bizer
Published in:
2nd International Workshop on Linked Web Data Management (LWDM 2012)
Topology of the Web of Data
Type:
Chapter in Book
Authors:
Christian Bizer, Pablo N. Mendes, Anja Jentzsch
Published in:
Semantic Search over the Web
An Overview of Norwegian Linked Open Data ~ Applications in Regional Development and Environmentally Friendly Behavior ~
Type:
Conference Paper
Authors:
Dumitru Roman, David Norheim
Published in:
4th International Conference on Information, Process, and Knowledge Management (eKNOW 2012)
Model-Based Similarity Measure in TimeCloud
Type:
Conference Paper
Authors:
Thanh-Nguyen Ngo, Hoyoung Jeung, Karl Aberer
Published in:
14th Asia-Pacific Web Conference (APWeb)
Entity-based Classification of Twitter Messages
Type:
Journal
Authors:
Surender Reddy Yerva, Zoltan Miklos, Karl Aberer
Published in:
International Journal of Computer Science & Applications, Volume 9
Consistency and Repair for XML Write-Access Control Policies
Type:
Journal
Authors:
Loreto Bravo (Universidad de Concepcion, Chile), James Cheney (University of Edinburgh, UK), Irini Fundulaki (ICS-FORTH, Greece), Ricardo Segovia (Universidad de Concepcion, Chile)
Published in:
The VLDB Journal
Enabling Query Technologies for the Semantic Sensor Web
Type:
Journal
Authors:
Jean-Paul Calbimonte (UPM), Hoyoung Jeung (EPFL), Oscar Corcho (UPM), Karl Aberer (EPFL)
Published in:
International Journal on Semantic Web and Information Systems (IJSWIS), 8(1), 43-63. doi:10.4018/jswis.2012010103
On the Diversity and Availability of Temporal Information in Linked Open Data
Type:
Conference Paper
Authors:
S. Stadtmüller (KIT), A. Harth (KIT), M. Grobelnik (JSI)
Published in:
Joint Conference of 6th Chinese Semantic Web Symposium and the First Chinese Web Science Conference (SWWS2012)
The SSN Ontology of the W3C Semantic Sensor Network Incubator Group
Type:
Journal
Authors:
Michael Compton, Payam Barnaghi, Luis Bermudez, Raul Garcia-Castro, Oscar Corcho, Simon Cox, John Graybeal, Manfred Hauswirth, Cory Henson, Arthur Herzog, Vincent Huang, Krzysztof Janowicz, W. David Kelsey, Danh Le Phuoc, Laurent Lefort, et al.
Published in:
Journal of Web Semantics (to appear)

2011

Efficiently Maintaining Distributed Model-Based Views on Real-Time Data Streams
Type:
Conference Paper
Authors:
Alexandru Arion, Hoyoung Jeung, and Karl Aberer
Published in:
54th IEEE Global Communications Conference (GLOBECOM 2011)
Too Many Links in the Horizon; What is Next? Linked Views and Linked History
Type:
Conference Paper
Authors:
Erietta Liarou (CWI), Stratos Idreos (CWI)
Published in:
10th International Semantic Web Conference 2011 (ISWC 2011)
Crowdsourcing Tasks within Linked Data Management
Type:
Workshop Paper
Authors:
Elena Simperl, Barry Norton, and Denny Vrandecic
Published in:
2nd International Workshop on Consuming Linked Data (COLD2011)
Semantic Sensor Data Search in a Large-Scale Federated Sensor Network
Type:
Workshop Paper
Authors:
Jean-Paul Calbimonte, Hoyoung Jeung, Oscar Corcho, Karl Aberer
Published in:
International Workshop on Semantic Sensor Networks (SSN)
SciQL, Bridging the Gap between Science and Relational DBMS
Type:
Conference Paper
Authors:
Ying Zhang, Martin Kersten, Milena Ivanova, and Niels Nes
Published in:
15th International Database Engineering & Applications Symposium (IDEAS'11)
Exploring The Hubness-Related Properties of Oceanographic Sensor Data
Type:
Conference Paper
Authors:
Nenad Tomašev, Dunja Mladenić
Published in:
Conference on Data Mining and Data Warehouses
Accelerating Foreign-Key Joins using Asymmetric Memory Channels
Type:
Workshop Paper
Authors:
Holger Pirk, Stefan Manegold and Martin Kersten
Published in:
2nd International Workshop on Accelerating Data Management Systems Using Modern Processor and Storage Architectures (ADMS 2011)
Hubness-Based Fuzzy Measures for High-Dimensional k-Nearest Neighbor Classification
Type:
Conference Paper
Authors:
Nenad Tomasev, Milos Radovanovic, Dunja Mladenic, and Mirjana Ivanovic
Published in:
7th International Conference on Machine Learning and Data Mining in Pattern Recognition (MLDM 2011)
The Researcher's Guide to the Data Deluge: Querying a Scientific Database in Just a Few Seconds
Type:
Conference Paper
Authors:
Martin Kersten, Stratos Idreos, Stefan Manegold, Erietta Liarou
Published in:
37th International Conference on Very Large Data Bases (VLDB2011)
OntoGen Extension for Exploring Image Collections
Type:
Conference Paper
Authors:
Nenad Tomasev, Blaz Fortuna, Dunja Mladenic ́
Published in:
7th IEEE International Conference on Intelligent Computer Communication and Processing (ICCP 2011)
Spatio-temporal reasoning for traffic scene understanding
Type:
Conference Paper
Authors:
Raluca Brehar, Carolina Fortuna, Silviu Bota, Dunja Mladenic, Sergiu Nedevschi
Published in:
7th IEEE International Conference on Intelligent Computer Communication and Processing (ICCP 2011)
The influence of hubness in nearest-neighbor methods in object recognition
Type:
Conference Paper
Authors:
Nenad Tomasev, Raluca Brehar, Dunja Mladenic ́ and Sergiu Nedevschi
Published in:
7th IEEE International Conference on Intelligent Computer Communication and Processing (ICCP 2011)
Building a Front End for a Sensor Data Cloud
Type:
Workshop Paper
Authors:
Ian Rolewicz, Michele Catasta, Hoyoung Jeung, Zoltan Miklos, Karl Aberer
Published in:
International Workshop on Cloud for High Performance Computing 2011 (C4HPC'11)
Declarative Repairing Policies for Curated KBs
Type:
Conference Paper
Authors:
Yannis Roussakis, Giorgos Flouris, and Vassilis Christophides
Published in:
10th Hellenic Data Management Symposium (HDMS-11)
Tractor Pulling on Data Warehouse
Type:
Workshop Paper
Authors:
Martin Kersten (CWI), Alfons Kemper (TUM), Volker Markl (TU Berlin), Anisoara Nica (Sybase, an SAP Company), Meikel Poess (Oracle), Kai-Uwe Sattler (TU Ilmenau)
Published in:
4th International Workshop on Testing Database Systems (DBTest 2011)
What have fruits to do with technology? The case of Orange, Blackberry and Apple
Type:
Conference Paper
Authors:
Surender Reddy Yerva, Zoltan Miklos, Karl Aberer
Published in:
International Conference on Web Intelligence, Mining and Semantics (WIMS'2011)
Exposing Real World Information for the Web of Things
Type:
Workshop Paper
Authors:
Alexandra Moraru, Matevz Vucnik, Maria Porcius, Carolina Fortuna, Mihael Mohorcic, and Dunja Mladenic
Published in:
8th International Workshop on Information Integration on the Web
SciQL, A Query Language for Science Applications
Type:
Workshop Paper
Authors:
Ying Zhang, Martin Kersten, Milena Ivanova, and Niels Nes
Published in:
1st International Array Databases Workshop
On Provenance of Queries on Semantic Web Data
Type:
Journal
Authors:
Yannis Theoharis, Irini Fundulaki, Grigoris Karvounarakis, and Vassilis Christophides
Published in:
IEEE Internet Computing 15(1)
The Database Architectures Research Group at CWI
Type:
Journal
Authors:
Martin Kersten (CWI), Stefan Manegold (CWI), Sjoerd Mullender (CWI)
Published in:
SIGMOD Record

Partners

People

Barry Norton
AIFB Institute, Karlsruhe Institute of Technology
York Sure
Leibniz Institute for the Social Sciences
Alice Carpentier
Semantic Technology Institute, University of Innsbruck
Daniele Dell'Aglio
CEFRIEL
Daniel Fuleki
StrateGO Hungary - Creative Media Innovation Cluster
Jacek Kopecky
The Open University
Paolo Bouquet
Università degli Studi di Trento
Francois Scharffe
University of Montpellier
Leonel Ruiz Miyares
Centre for Applied Linguistics
Zoltan Miklos
Ecole Polytechnique Fédérale de Lausanne
Marta Corubolo
CEFRIEL
Benedikt Kämpgen
AIFB Institute, Karlsruhe Institute of Technology
Freddy Priyatna
Universidad Politécnica de Madrid
Neil Chue Hong
University of Edinburgh
Thomas Bauereiss
Semantic Technology Institute, University of Innsbruck
Stefano Fumeo
CEFRIEL
Dieter Fensel
Semantic Technology Institute, University of Innsbruck
Alexander Marchuk
A.P. Ershov Institute of Informatics Systems
Carlos Juiz
Universitat de les Illes Balears
Chris Bizer
Freie Universität Berlin
David Norheim
Computas
Peter Mika
Yahoo Research Barcelona
Alina Dia Miron
Recognos Romania
Elena Simperl
AIFB Institute, Karlsruhe Institute of Technology
Roberto García
Universitat de Lleida
Karl Aberer
Ecole Polytechnique Fédérale de Lausanne
Grigoris Antoniou
Foundation for Research and Technology Hellas
Steffen Stadtmuller
AIFB Institute, Karlsruhe Institute of Technology
Dumitru Roman
Stiftelsen SINTEF
Marko Grobelnik
Jozef Stefan Institute
Irini Fundulaki
Foundation for Research and Technology Hellas
Lyndon Nixon
Semantic Technology Institute International
John Domingue
The Open University
Andreas Harth
AIFB Institute, Karlsruhe Institute of Technology
Ioana Ciuciu
Semantics Technology and Applications Research Laboratory
Pablo Mendes
Freie Universität Berlin
Snorri Gudmundsson
IceStat
Giorgos Flouris
Foundation for Research and Technology Hellas
Simeona Pellkvist
Semantic Technology Institute International
Rajendra Akerkar
Western Norway Research Institute
Ying Zhang
Centrum Wiskunde & Informatica
Carolina Fortuna
Jozef Stefan Institute
Simone Contessa
CEFRIEL
Oscar Corcho
Universidad Politécnica de Madrid
Frank van Harmelen
Vrije Universiteit Amsterdam
Martin Kersten
Centrum Wiskunde & Informatica
Graham Hench
Semantic Technology Institute International
Anna Fensel
Semantic Technology Institute, University of Innsbruck

 

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