Stop the war!Остановите войну!
for scientists:
default search action
Google
Google Scholar
Semantic Scholar
Internet Archive Scholar
CiteSeerX
ORCIDOlaf Hartig
Person information
- affiliation: Linköping University, Sweden
- affiliation (former): University of Waterloo, Cheriton School of Computer Science
- affiliation (former): Humboldt University of Berlin, Department of Computer Science
Refine list
refinements active!
zoomed in on ?? of ?? records
view refined list in
export refined list as
showing all ?? records
2020 – today
- 2024
[j10]Patrick Lambrix, Rickard Armiento, Huanyu Li, Olaf Hartig, Mina Abd Nikooie Pour, Ying Li:
The materials design ontology. Semantic Web 15(2): 481-515 (2024)- [c62]Olaf Hartig
, Zoi Kaoudi:
GRADES-NDA'24: 7th Joint Workshop on Graph Data Management Experiences & Systems (GRADES) and Network Data Analytics (NDA). SIGMOD Conference Companion 2024: 653-654 - [e23]Albert Meroño-Peñuela, Anastasia Dimou, Raphaël Troncy, Olaf Hartig, Maribel Acosta, Mehwish Alam, Heiko Paulheim, Pasquale Lisena:
The Semantic Web - 21st International Conference, ESWC 2024, Hersonissos, Crete, Greece, May 26-30, 2024, Proceedings, Part I. Lecture Notes in Computer Science 14664, Springer 2024, ISBN 978-3-031-60625-0 [contents] - [e22]Albert Meroño-Peñuela, Anastasia Dimou, Raphaël Troncy, Olaf Hartig, Maribel Acosta, Mehwish Alam, Heiko Paulheim, Pasquale Lisena:
The Semantic Web - 21st International Conference, ESWC 2024, Hersonissos, Crete, Greece, May 26-30, 2024, Proceedings, Part II. Lecture Notes in Computer Science 14665, Springer 2024, ISBN 978-3-031-60634-2 [contents] - [e21]Olaf Hartig, Zoi Kaoudi:
Proceedings of the 7th Joint Workshop on Graph Data Management Experiences & Systems (GRADES) and Network Data Analytics (NDA), Santiago, Chile, 14 June 2024. ACM 2024 [contents] - [i16]Shahrzad Khayatbashi, Olaf Hartig, Amin Jalali:
Transforming Object-Centric Event Logs to Temporal Event Knowledge Graphs (Extended Version). CoRR abs/2406.07596 (2024) - 2023
- [j9]Ora Lassila, Michael Schmidt, Olaf Hartig, Brad Bebee, Dave Bechberger, Willem Broekema, Ankesh Khandelwal, Kelvin Lawrence, Carlos-Manuel López-Enríquez, Ronak Sharda, Bryan B. Thompson:
The OneGraph vision: Challenges of breaking the graph model lock-in. Semantic Web 14(1): 125-134 (2023) - [c61]Sijin Cheng, Sebastián Ferrada, Olaf Hartig:
Considering Vocabulary Mappings in Query Plans for Federations of RDF Data Sources. CoopIS 2023: 21-40 - [c60]Shahrzad Khayatbashi, Olaf Hartig, Amin Jalali:
Transforming Event Knowledge Graph to Object-Centric Event Logs: A Comparative Study for Multi-dimensional Process Analysis. ER 2023: 220-238 - [c59]Christian Aebeloe, Amr Azzam, Olaf Hartig, Katja Hose:
Preface. ESWC Workshops 2023 - [c58]Sijin Cheng, Olaf Hartig:
A Cost Model to Optimize Queries over Heterogeneous Federations of RDF Data Sources. ESWC Workshops 2023 - [c57]Huanyu Li, Olaf Hartig, Rickard Armiento, Patrick Lambrix:
OBG-gen: Ontology-Based GraphQL Server Generation for Data Integration. ISWC (Posters/Demos/Industry) 2023 - [c56]Minh Hoang Dang, Julien Aimonier-Davat, Pascal Molli, Olaf Hartig, Hala Skaf-Molli, Yotlan Le Crom:
FedShop: A Benchmark for Testing the Scalability of SPARQL Federation Engines. ISWC 2023: 285-301 - [c55]Olaf Hartig, Yuichi Yoshida:
GRADES-NDA'23: 6th Joint Workshop on Graph Data Management Experiences & Systems (GRADES) and Network Data Analytics (NDA). SIGMOD Conference Companion 2023: 307-308 - [c54]Valeria Fionda, Olaf Hartig, Reyhaneh Abdolazimi, Sihem Amer-Yahia, Hongzhi Chen, Xiao Chen, Peng Cui, Jeffrey Dalton, Xin Luna Dong, Lisette Espín-Noboa, Wenqi Fan, Manuela Fritz, Quan Gan, Jingtong Gao, Xiaojie Guo, Torsten Hahmann, Jiawei Han, Soyeon Caren Han, Estevam Hruschka, Liang Hu, Jiaxin Huang, Utkarshani Jaimini, Olivier Jeunen, Yushan Jiang, Fariba Karimi, George Karypis, Krishnaram Kenthapadi, Himabindu Lakkaraju, Hady W. Lauw, Thai Le, Trung-Hoang Le, Dongwon Lee, Geon Lee, Liat Levontin, Cheng-Te Li, Haoyang Li, Ying Li, Jay Chiehen Liao, Qidong Liu, Usha Lokala, Ben London, Siqu Long, Hande Küçük-McGinty, Yu Meng, Seungwhan Moon, Usman Naseem, Pradeep Natarajan, Behrooz Omidvar-Tehrani, Zijie Pan, Devesh Parekh, Jian Pei, Tiago Peixoto, Steven Pemberton, Josiah Poon, Filip Radlinski, Federico Rossetto, Kaushik Roy, Aghiles Salah, Mehrnoosh Sameki, Amit P. Sheth, Cogan Shimizu, Kijung Shin, Dongjin Song, Julia Stoyanovich, Dacheng Tao, Johanne Trippas, Quoc Truong, Yu-Che Tsai, Adaku Uchendu, Bram van den Akker, Lin Wang, Minjie Wang, Shoujin Wang, Xin Wang, Ingmar Weber, Henry Weld, Lingfei Wu, Da Xu, Yifan Ethan Xu, Shuyuan Xu, Bo Yang, Ke Yang, Elad Yom-Tov, Jaemin Yoo, Zhou Yu, Reza Zafarani, Hamed Zamani, Meike Zehlike, Qi Zhang, Xikun Zhang, Yongfeng Zhang, Yu Zhang, Zheng Zhang, Liang Zhao, Xiangyu Zhao, Wenwu Zhu:
Tutorials at The Web Conference 2023. WWW (Companion Volume) 2023: 648-658 - [e20]Mehwish Alam, Cássia Trojahn, Sven Hertling, Catia Pesquita, Christian Aebeloe, Hidir Aras, Amr Azzam, Juan Cano, John Domingue, Simon Gottschalk, Olaf Hartig, Katja Hose, Sabrina Kirrane, Pasquale Lisena, Francesco Osborne, Philipp D. Rohde, Luc Steels, Ruben Taelman, Aisling Third, Ilaria Tiddi, Rima Türker:
Joint Proceedings of the ESWC 2023 Workshops and Tutorials co-located with 20th European Semantic Web Conference (ESWC 2023), Hersonissos, Greece, May 28-29, 2023. CEUR Workshop Proceedings 3443, CEUR-WS.org 2023 [contents] - [e19]Olaf Hartig, Yuichi Yoshida:
Proceedings of the 6th Joint Workshop on Graph Data Management Experiences & Systems (GRADES) and Network Data Analytics (NDA), Seattle, WA, USA, 18 June 2023. ACM 2023 [contents] - 2022
- [c53]Sijin Cheng, Olaf Hartig:
Towards Query Processing over Heterogeneous Federations of RDF Data Sources. ESWC (Satellite Events) 2022: 57-62 - [c52]Shahrzad Khayatbashi, Sebastián Ferrada, Olaf Hartig:
Converting property graphs to RDF: a preliminary study of the practical impact of different mappings. GRADES-NDA@SIGMOD 2022: 10:1-10:9 - [c51]Sijin Cheng, Olaf Hartig:
Source Selection for SPARQL Endpoints: Fit for Heterogeneous Federations of RDF Data Sources? QuWeDa@ISWC 2022: 5-16 - [c50]Sijin Cheng, Olaf Hartig:
LinGBM: A Performance Benchmark for Approaches to Build GraphQL Servers. WISE 2022: 209-224 - [e18]Olaf Hartig, Oshani Seneviratne:
Proceedings of the Doctoral Consortium at ISWC 2022 co-located with 21st International Semantic Web Conference (ISWC 2022), Hangzhou, China, October 24, 2022. CEUR Workshop Proceedings 3165, CEUR-WS.org 2022 [contents] - [i15]Sijin Cheng, Olaf Hartig:
LinGBM: A Performance Benchmark for Approaches to Build GraphQL Servers (Extended Version). CoRR abs/2208.04784 (2022) - [i14]Christian Esposito, Olaf Hartig, Ross Horne, Chang Sun:
Assessing the Solid Protocol in Relation to Security & Privacy Obligations. CoRR abs/2210.08270 (2022) - 2021
- [j8]Sherif Sakr, Angela Bonifati, Hannes Voigt, Alexandru Iosup, Khaled Ammar, Renzo Angles, Walid G. Aref, Marcelo Arenas, Maciej Besta, Peter A. Boncz, Khuzaima Daudjee, Emanuele Della Valle, Stefania Dumbrava, Olaf Hartig, Bernhard Haslhofer, Tim Hegeman, Jan Hidders, Katja Hose, Adriana Iamnitchi, Vasiliki Kalavri, Hugo Kapp, Wim Martens, M. Tamer Özsu, Eric Peukert, Stefan Plantikow, Mohamed Ragab, Matei Ripeanu, Semih Salihoglu, Christian Schulz, Petra Selmer, Juan F. Sequeda, Joshua Shinavier, Gábor Szárnyas, Riccardo Tommasini, Antonino Tumeo, Alexandru Uta, Ana Lucia Varbanescu, Hsiang-Yun Wu, Nikolay Yakovets, Da Yan, Eiko Yoneki:
The future is big graphs: a community view on graph processing systems. Commun. ACM 64(9): 62-71 (2021) - [c49]Robin Keskisärkkä, Eva Blomqvist, Olaf Hartig:
Optimizing RDF Stream Processing for Uncertainty Management. SEMANTiCS 2021: 118-132 - [e17]Ladjel Bellatreche, Marlon Dumas, Panagiotis Karras, Raimundas Matulevicius, Ahmed Awad, Matthias Weidlich, Mirjana Ivanovic, Olaf Hartig:
New Trends in Database and Information Systems - ADBIS 2021 Short Papers, Doctoral Consortium and Workshops: DOING, SIMPDA, MADEISD, MegaData, CAoNS, Tartu, Estonia, August 24-26, 2021, Proceedings. Communications in Computer and Information Science 1450, Springer 2021, ISBN 978-3-030-85081-4 [contents] - 2020
- [c48]Robin Keskisärkkä, Eva Blomqvist, Leili Lind, Olaf Hartig:
Capturing and Querying Uncertainty in RDF Stream Processing. EKAW 2020: 37-53 - [c47]Sijin Cheng, Olaf Hartig:
FedQPL: A Language for Logical Query Plans over Heterogeneous Federations of RDF Data Sources. iiWAS 2020: 436-445 - [e16]Andreas Harth, Valentina Presutti, Raphaël Troncy, Maribel Acosta, Axel Polleres, Javier D. Fernández, Josiane Xavier Parreira, Olaf Hartig, Katja Hose, Michael Cochez:
The Semantic Web: ESWC 2020 Satellite Events - ESWC 2020 Satellite Events, Heraklion, Crete, Greece, May 31 - June 4, 2020, Revised Selected Papers. Lecture Notes in Computer Science 12124, Springer 2020, ISBN 978-3-030-62326-5 [contents] - [i13]Sijin Cheng, Olaf Hartig:
FedQPL: A Language for Logical Query Plans over Heterogeneous Federations of RDF Data Sources (Extended Version). CoRR abs/2010.01190 (2020) - [i12]Sherif Sakr, Angela Bonifati, Hannes Voigt, Alexandru Iosup, Khaled Ammar, Renzo Angles, Walid G. Aref, Marcelo Arenas, Maciej Besta, Peter A. Boncz, Khuzaima Daudjee, Emanuele Della Valle, Stefania Dumbrava, Olaf Hartig, Bernhard Haslhofer, Tim Hegeman, Jan Hidders, Katja Hose, Adriana Iamnitchi, Vasiliki Kalavri, Hugo Kapp, Wim Martens, M. Tamer Özsu, Eric Peukert, Stefan Plantikow, Mohamed Ragab, Matei Ripeanu, Semih Salihoglu, Christian Schulz, Petra Selmer, Juan F. Sequeda, Joshua Shinavier, Gábor Szárnyas, Riccardo Tommasini, Antonino Tumeo, Alexandru Uta, Ana Lucia Varbanescu, Hsiang-Yun Wu, Nikolay Yakovets, Da Yan, Eiko Yoneki:
The Future is Big Graphs! A Community View on Graph Processing Systems. CoRR abs/2012.06171 (2020)
2010 – 2019
- 2019
- [j7]Sijin Cheng, Olaf Hartig:
OPT+: A Monotonic Alternativeto OPTIONAL in SPARQL. J. Web Eng. 18(1-3): 169-206 (2019) - [c46]Yun Wan Kim, Mariano P. Consens, Olaf Hartig:
An Empirical Analysis of GraphQL API Schemas in Open Code Repositories and Package Registries. AMW 2019 - [c45]Olaf Hartig, Jan Hidders:
Defining Schemas for Property Graphs by using the GraphQL Schema Definition Language. GRADES/NDA@SIGMOD/PODS 2019: 6:1-6:11 - [c44]Olaf Hartig:
Foundations to Query Labeled Property Graphs using SPARQL. SEM4TRA-AMAR@SEMANTiCS 2019 - [c43]Robin Keskisärkkä, Eva Blomqvist, Leili Lind, Olaf Hartig:
RSP-QL $$^{\star }\!$$ : Enabling Statement-Level Annotations in RDF Streams. SEMANTiCS 2019: 140-155 - [e15]Pascal Hitzler, Sabrina Kirrane, Olaf Hartig, Victor de Boer, Maria-Esther Vidal, Maria Maleshkova, Stefan Schlobach, Karl Hammar, Nelia Lasierra, Steffen Stadtmüller, Katja Hose, Ruben Verborgh:
The Semantic Web: ESWC 2019 Satellite Events - ESWC 2019 Satellite Events, Portorož, Slovenia, June 2-6, 2019, Revised Selected Papers. Lecture Notes in Computer Science 11762, Springer 2019, ISBN 978-3-030-32326-4 [contents] - [e14]Chiara Ghidini, Olaf Hartig, Maria Maleshkova, Vojtech Svátek, Isabel F. Cruz, Aidan Hogan, Jie Song, Maxime Lefrançois, Fabien Gandon:
The Semantic Web - ISWC 2019 - 18th International Semantic Web Conference, Auckland, New Zealand, October 26-30, 2019, Proceedings, Part I. Lecture Notes in Computer Science 11778, Springer 2019, ISBN 978-3-030-30792-9 [contents] - [e13]Chiara Ghidini, Olaf Hartig, Maria Maleshkova, Vojtech Svátek, Isabel F. Cruz, Aidan Hogan, Jie Song, Maxime Lefrançois, Fabien Gandon:
The Semantic Web - ISWC 2019 - 18th International Semantic Web Conference, Auckland, New Zealand, October 26-30, 2019, Proceedings, Part II. Lecture Notes in Computer Science 11779, Springer 2019, ISBN 978-3-030-30795-0 [contents] - [r2]Maribel Acosta, Olaf Hartig, Juan F. Sequeda:
Federated RDF Query Processing. Encyclopedia of Big Data Technologies 2019 - [r1]Olaf Hartig, Katja Hose, Juan F. Sequeda:
Linked Data Management. Encyclopedia of Big Data Technologies 2019 - 2018
- [c42]Muhammad Saleem, Alexander Potocki, Tommaso Soru, Olaf Hartig, Axel-Cyrille Ngonga Ngomo:
CostFed: Cost-Based Query Optimization for SPARQL Endpoint Federation. SEMANTiCS 2018: 163-174 - [c41]Olaf Hartig, Ian Letter, Jorge Pérez:
A Model of Distributed Query Computation in Client-Server Scenarios on the Semantic Web. IJCAI 2018: 5259-5263 - [c40]Olaf Hartig, Jorge Pérez:
Semantics and Complexity of GraphQL. WWW 2018: 1155-1164 - [e12]Matthias Wauer, Mohamed Ahmed Sherif, Muhammad Saleem, Olaf Hartig, Ricardo Usbeck, Ruben Verborgh, Axel-Cyrille Ngonga Ngomo:
Proceedings of the 3rd International Workshop on Geospatial Linked Data and the 2nd Workshop on Querying the Web of Data co-located with 15th Extended Semantic Web Conference (ESWC 2018), Heraklion, Greece, June 3, 2018. CEUR Workshop Proceedings 2110, CEUR-WS.org 2018 [contents] - 2017
- [j6]Olaf Hartig, Giuseppe Pirrò:
SPARQL with property paths on the Web. Semantic Web 8(6): 773-795 (2017) - [c39]Olaf Hartig, Jorge Pérez:
An Initial Analysis of Facebook's GraphQL Language. AMW 2017 - [c38]Olaf Hartig:
Foundations of RDF⋆ and SPARQL⋆ (An Alternative Approach to Statement-Level Metadata in RDF). AMW 2017 - [c37]Olaf Hartig:
RDF* and SPARQL*: An Alternative Approach to Annotate Statements in RDF. ISWC (Posters, Demos & Industry Tracks) 2017 - [c36]Olaf Hartig, Ian Letter, Jorge Pérez:
A Formal Framework for Comparing Linked Data Fragments. ISWC (1) 2017: 364-382 - [c35]Alexander Potocki, Muhammad Saleem, Tommaso Soru, Olaf Hartig, Martin Voigt, Axel-Cyrille Ngonga Ngomo:
Federated SPARQL Query Processing Via CostFed. ISWC (Posters, Demos & Industry Tracks) 2017 - [c34]Olaf Hartig, Olivier Curé:
Semantic Data Management in Practice. WWW (Companion Volume) 2017: 901-904 - [e11]Eva Blomqvist, Diana Maynard, Aldo Gangemi, Rinke Hoekstra, Pascal Hitzler, Olaf Hartig:
The Semantic Web - 14th International Conference, ESWC 2017, Portorož, Slovenia, May 28 - June 1, 2017, Proceedings, Part I. Lecture Notes in Computer Science 10249, 2017, ISBN 978-3-319-58067-8 [contents] - [e10]Eva Blomqvist, Diana Maynard, Aldo Gangemi, Rinke Hoekstra, Pascal Hitzler, Olaf Hartig:
The Semantic Web - 14th International Conference, ESWC 2017, Portorož, Slovenia, May 28 - June 1, 2017, Proceedings, Part II. Lecture Notes in Computer Science 10250, 2017, ISBN 978-3-319-58450-8 [contents] - [e9]Eva Blomqvist, Katja Hose, Heiko Paulheim, Agnieszka Lawrynowicz, Fabio Ciravegna, Olaf Hartig:
The Semantic Web: ESWC 2017 Satellite Events - ESWC 2017 Satellite Events, Portorož, Slovenia, May 28 - June 1, 2017, Revised Selected Papers. Lecture Notes in Computer Science 10577, Springer 2017, ISBN 978-3-319-70406-7 [contents] - [i11]Olaf Hartig, Maria-Esther Vidal, Johann-Christoph Freytag:
Federated Semantic Data Management (Dagstuhl Seminar 17262). Dagstuhl Reports 7(6): 135-167 (2017) - 2016
- [b2]Olaf Hartig:
Querying a Web of Linked Data - Foundations and Query Execution. Studies on the Semantic Web 24, IOS Press 2016, ISBN 978-1-61499-630-9, pp. 1-248 - [j5]Ruben Verborgh, Miel Vander Sande, Olaf Hartig, Joachim Van Herwegen, Laurens De Vocht, Ben De Meester, Gerald Haesendonck, Pieter Colpaert:
Triple Pattern Fragments: A low-cost knowledge graph interface for the Web. J. Web Semant. 37-38: 184-206 (2016) - [j4]Olaf Hartig, Jorge Pérez:
LDQL: A query language for the Web of Linked Data. J. Web Semant. 41: 9-29 (2016) - [c33]Olaf Hartig, Carlos Buil-Aranda:
Bindings-Restricted Triple Pattern Fragments. OTM Conferences 2016: 762-779 - [c32]Magnus Knuth, Olaf Hartig, Harald Sack:
Scheduling Refresh Queries for Keeping Results from a SPARQL Endpoint Up-to-Date (Short Paper). OTM Conferences 2016: 780-791 - [c31]Olaf Hartig, Carlos Buil-Aranda:
Reducing the Network Load of Triple Pattern Fragments by Supporting Bind Joins. ISWC (Posters & Demos) 2016 - [c30]Olaf Hartig, M. Tamer Özsu:
Walking Without a Map: Ranking-Based Traversal for Querying Linked Data. ISWC (1) 2016: 305-324 - [e8]Olaf Hartig, Juan F. Sequeda, Aidan Hogan:
Proceedings of the 7th International Workshop on Consuming Linked Data co-located with 15th International Semantic Web Conference, COLD@ISWC 2016, Kobe, Japan, October 18, 2016. CEUR Workshop Proceedings 1666, CEUR-WS.org 2016 [contents] - [i10]Olaf Hartig, M. Tamer Özsu:
Walking without a Map: Optimizing Response Times of Traversal-Based Linked Data Queries (Extended Version). CoRR abs/1607.01046 (2016) - [i9]Magnus Knuth, Olaf Hartig, Harald Sack:
Scheduling Refresh Queries for Keeping Results from a SPARQL Endpoint Up-to-Date (Extended Version). CoRR abs/1608.08130 (2016) - [i8]Olaf Hartig, Carlos Buil-Aranda:
brTPF: Bindings-Restricted Triple Pattern Fragments (Extended Preprint). CoRR abs/1608.08148 (2016) - 2015
- [c29]Olaf Hartig:
LDQL: A Language for Linked Data Queries. AMW 2015 - [c28]Olaf Hartig, Giuseppe Pirrò:
A Context-Based Semantics for SPARQL Property Paths Over the Web. ESWC 2015: 71-87 - [c27]Günes Aluç, M. Tamer Özsu, Khuzaima Daudjee, Olaf Hartig:
Executing queries over schemaless RDF databases. ICDE 2015: 807-818 - [c26]Olaf Hartig, Jorge Pérez:
LDQL: A Query Language for the Web of Linked Data. ISWC (1) 2015: 73-91 - [e7]Olaf Hartig, Juan F. Sequeda, Aidan Hogan:
Proceedings of the 6th International Workshop on Consuming Linked Data (COLD 2015) co-located with 14th International Semantic Web Conference (ISWC 2015), Bethlehem, PA, USA, October 12th, 2015. CEUR Workshop Proceedings 1426, CEUR-WS.org 2015 [contents] - [i7]Olaf Hartig, Giuseppe Pirrò:
A Context-Based Semantics for SPARQL Property Paths over the Web (Extended Version). CoRR abs/1503.04831 (2015) - [i6]Olaf Hartig, Jorge Pérez:
LDQL: A Query Language for the Web of Linked Data (Extended Version). CoRR abs/1507.04614 (2015) - 2014
- [b1]Olaf Hartig:
Querying a Web of Linked Data. Humboldt University of Berlin, AKA 2014, ISBN 978-3-89838-713-2, pp. 1-248 - [j3]Olaf Hartig:
Querying a web of linked data: foundations and query execution. SIGWEB Newsl. 2014(Autumn): 3:1-3:2 (2014) - [c25]Olaf Hartig, M. Tamer Özsu:
Linked Data query processing. ICDE 2014: 1286-1289 - [c24]Ruben Verborgh, Olaf Hartig, Ben De Meester, Gerald Haesendonck, Laurens De Vocht, Miel Vander Sande, Richard Cyganiak, Pieter Colpaert, Erik Mannens, Rik Van de Walle:
Low-Cost Queryable Linked Data through Triple Pattern Fragments. ISWC (Posters & Demos) 2014: 13-16 - [c23]Tom De Nies, Davide Ceolin, Paul Groth, Olaf Hartig, Stephen Marsh:
Overview of METHOD 2014: the 3rd International Workshop on Methods for Establishing Trust of (Open) Data. URSW 2014: 53-54 - [c22]Ruben Verborgh, Olaf Hartig, Ben De Meester, Gerald Haesendonck, Laurens De Vocht, Miel Vander Sande, Richard Cyganiak, Pieter Colpaert, Erik Mannens, Rik Van de Walle:
Querying Datasets on the Web with High Availability. ISWC (1) 2014: 180-196 - [c21]Günes Aluç, Olaf Hartig, M. Tamer Özsu, Khuzaima Daudjee:
Diversified Stress Testing of RDF Data Management Systems. ISWC (1) 2014: 197-212 - [c20]Olaf Hartig, M. Tamer Özsu:
Reachable subwebs for traversal-based query execution. WWW (Companion Volume) 2014: 541-546 - [p1]Olaf Hartig:
Linked Data Query Processing Based on Link Traversal. Linked Data Management 2014: 263-283 - [e6]Fernando Bobillo, Rommel N. Carvalho, Davide Ceolin, Paulo Cesar G. da Costa, Claudia d'Amato, Nicola Fanizzi, Kathryn B. Laskey, Kenneth J. Laskey, Thomas Lukasiewicz, Trevor P. Martin, Matthias Nickles, Michael Pool, Tom De Nies, Olaf Hartig, Paul Groth, Stephen Marsh:
Proceedings of the 10th International Workshop on Uncertainty Reasoning for the Semantic Web (URSW 2014) co-located with the 13th International Semantic Web Conference (ISWC 2014), Riva del Garda, Italy, October 19, 2014. CEUR Workshop Proceedings 1259, CEUR-WS.org 2014 [contents] - [e5]Olaf Hartig, Aidan Hogan, Juan F. Sequeda:
Proceedings of the 5th International Workshop on Consuming Linked Data (COLD 2014) co-located with the 13th International Semantic Web Conference (ISWC 2014), Riva del Garda, Italy, October 20, 2014. CEUR Workshop Proceedings 1264, CEUR-WS.org 2014 [contents] - [i5]Olaf Hartig, Bryan Thompson:
Foundations of an Alternative Approach to Reification in RDF. CoRR abs/1406.3399 (2014) - [i4]Olaf Hartig:
Reconciliation of RDF* and Property Graphs. CoRR abs/1409.3288 (2014) - 2013
- [j2]Olaf Hartig:
An Overview on Execution Strategies for Linked Data Queries. Datenbank-Spektrum 13(2): 89-99 (2013) - [c19]Olaf Hartig:
SQUIN: a traversal based query execution system for the web of linked data. SIGMOD Conference 2013: 1081-1084 - [e4]Olaf Hartig, Juan F. Sequeda, Aidan Hogan, Takahide Matsutsuka:
Proceedings of the Fourth International Workshop on Consuming Linked Data, COLD 2013, Sydney, Australia, October 22, 2013. CEUR Workshop Proceedings 1034, CEUR-WS.org 2013 [contents] - 2012
- [c18]Olaf Hartig:
SPARQL for a Web of Linked Data: Semantics and Computability. ESWC 2012: 8-23 - [c17]Olaf Hartig, Johann-Christoph Freytag:
Foundations of traversal based query execution over linked data. HT 2012: 43-52 - [c16]Olaf Hartig, Tom Heath:
Query prediction with context models for populating personal linked data caches. HT 2012: 325-326 - [c15]Olaf Hartig:
An Introduction to SPARQL and Queries over Linked Data. ICWE 2012: 506-507 - [c14]Olaf Hartig, Tom Heath:
Populating personal linked data caches using context models. WWW (Companion Volume) 2012: 521-522 - [c13]Jun Zhao, Olaf Hartig:
Towards Interoperable Provenance Publication on the Linked Data Web. LDOW 2012 - [e3]Juan F. Sequeda, Andreas Harth, Olaf Hartig:
Proceedings of the Third International Workshop on Consuming Linked Data, COLD 2012, Boston, MA, USA, November 12, 2012. CEUR Workshop Proceedings 905, CEUR-WS.org 2012 [contents] - [i3]Olaf Hartig:
SPARQL for a Web of Linked Data: Semantics and Computability (Extended Version). CoRR abs/1203.1569 (2012) - 2011
- [c12]Olaf Hartig:
Zero-Knowledge Query Planning for an Iterator Implementation of Link Traversal Based Query Execution. ESWC (1) 2011: 154-169 - [c11]Olaf Hartig:
How Caching Improves Efficiency and Result Completeness for Querying Linked Data. LDOW 2011 - [c10]Olaf Hartig, Frank Huber:
A Main Memory Index Structure to Query Linked Data. LDOW 2011 - [e2]Olaf Hartig, Andreas Harth, Juan F. Sequeda:
Proceedings of the Second International Workshop on Consuming Linked Data (COLD2011), Bonn, Germany, October 23, 2011. CEUR Workshop Proceedings 782, CEUR-WS.org 2011 [contents] - [i2]Olaf Hartig, Johann Christoph Freytag:
Foundations of Traversal Based Query Execution over Linked Data (Extended Version). CoRR abs/1108.6328 (2011) - [i1]Juan F. Sequeda, Olaf Hartig:
Towards a Query Language for the Web of Data (A Vision Paper). CoRR abs/1110.3017 (2011) - 2010
- [j1]Olaf Hartig, Andreas Langegger:
A Database Perspective on Consuming Linked Data on the Web. Datenbank-Spektrum 10(2): 57-66 (2010) - [c9]Olaf Hartig, Jun Zhao:
Publishing and Consuming Provenance Metadata on the Web of Linked Data. IPAW 2010: 78-90 - [c8]Olaf Hartig, Juan F. Sequeda, Jamie Taylor, Patrick Sinclair:
How to consume linked data on the web: tutorial description. WWW 2010: 1347-1348 - [e1]Olaf Hartig, Andreas Harth, Juan F. Sequeda:
Proceedings of the First International Workshop on Consuming Linked Data (COLD 2010), Shanghai, China, November 8, 2010. CEUR Workshop Proceedings 665, CEUR-WS.org 2010 [contents]
2000 – 2009
- 2009
- [c7]Olaf Hartig:
Querying Trust in RDF Data with tSPARQL. ESWC 2009: 5-20 - [c6]Olaf Hartig, Hannes Mühleisen, Johann-Christoph Freytag:
Linked Data for Building a Map of Researchers. SFSW@ESWC 2009 - [c5]Olaf Hartig, Christian Bizer, Johann Christoph Freytag:
Executing SPARQL Queries over the Web of Linked Data. ISWC 2009: 293-309 - [c4]Olaf Hartig, Jun Zhao:
Using Web Data Provenance for Quality Assessment. SWPM 2009 - [c3]Olaf Hartig:
Provenance Information in the Web of Data. LDOW 2009 - 2008
- [c2]Olaf Hartig, Martin Kost, Johann Christoph Freytag:
Designing Component-Based Semantic Web Applications with DESWAP. ISWC (Posters & Demos) 2008 - 2007
- [c1]Olaf Hartig, Ralf Heese:
The SPARQL Query Graph Model for Query Optimization. ESWC 2007: 564-578
Coauthor Index
a service of 
manage site settings
To protect your privacy, all features that rely on external API calls from your browser are turned off by default. You need to opt-in for them to become active. All settings here will be stored as cookies with your web browser. For more information see our F.A.Q.
Unpaywalled article links
Add open access links from 
to the list of external document links (if available).
Privacy notice: By enabling the option above, your browser will contact the API of unpaywall.org to load hyperlinks to open access articles. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Unpaywall privacy policy.
Archived links via Wayback Machine
For web page which are no longer available, try to retrieve content from the 
of the Internet Archive (if available).
Privacy notice: By enabling the option above, your browser will contact the API of archive.org to check for archived content of web pages that are no longer available. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Internet Archive privacy policy.
Reference lists
Add a list of references from 
, 
, and 
to record detail pages.
load references from crossref.org and opencitations.net
Privacy notice: By enabling the option above, your browser will contact the APIs of crossref.org, opencitations.net, and semanticscholar.org to load article reference information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Crossref privacy policy and the OpenCitations privacy policy, as well as the AI2 Privacy Policy covering Semantic Scholar.
Citation data
Add a list of citing articles from and to record detail pages.
load citations from opencitations.net
Privacy notice: By enabling the option above, your browser will contact the API of opencitations.net and semanticscholar.org to load citation information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the OpenCitations privacy policy as well as the AI2 Privacy Policy covering Semantic Scholar.
OpenAlex data
Load additional information about publications from 
.
Privacy notice: By enabling the option above, your browser will contact the API of openalex.org to load additional information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the information given by OpenAlex.
last updated on 2024-07-30 21:39 CEST by the dblp team
all metadata released as open data under CC0 1.0 license
see also: Terms of Use | Privacy Policy | Imprint
dblp was originally created in 1993 at:
since 2018, dblp has been operated and maintained by:
the dblp computer science bibliography is funded and supported by:
