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393 Publications
2020 | Journal Article | LibreCat-ID: 25356
I-AID: Identifying Actionable Information from Disaster-related Tweets
H. M. Zahera, R. Jalota, M. Ahmed Sherif, A.-C. Ngonga Ngomo, CoRR abs/2008.13544 (2020).
LibreCat
H. M. Zahera, R. Jalota, M. Ahmed Sherif, A.-C. Ngonga Ngomo, CoRR abs/2008.13544 (2020).
2020 | Journal Article | LibreCat-ID: 25357
Revealing Secrets in SPARQL Session Level
X. Zhang, M. Wang, M. Saleem, A.-C. Ngonga Ngomo, G. Qi, H. Wang, CoRR abs/2009.06625 (2020).
LibreCat
X. Zhang, M. Wang, M. Saleem, A.-C. Ngonga Ngomo, G. Qi, H. Wang, CoRR abs/2009.06625 (2020).
2020 | Journal Article | LibreCat-ID: 25358
NABU - Multilingual Graph-based Neural RDF Verbalizer
D. Moussallem, D. Gnaneshwar, T. Castro Ferreira, A.-C. Ngonga Ngomo, CoRR abs/2009.07728 (2020).
LibreCat
D. Moussallem, D. Gnaneshwar, T. Castro Ferreira, A.-C. Ngonga Ngomo, CoRR abs/2009.07728 (2020).
2020 | Journal Article | LibreCat-ID: 25359
Storage, Indexing, Query Processing, and Benchmarking in Centralized and Distributed RDF Engines: A Survey
W. Ali, M. Saleem, B. Yao, A. Hogan, A.-C. Ngonga Ngomo, CoRR abs/2009.10331 (2020).
LibreCat
W. Ali, M. Saleem, B. Yao, A. Hogan, A.-C. Ngonga Ngomo, CoRR abs/2009.10331 (2020).
2020 | Journal Article | LibreCat-ID: 25360
SeMantic AnsweR Type prediction task (SMART) at ISWC 2020 Semantic Web Challenge
N. Mihindukulasooriya, M. Dubey, A. Gliozzo, J. Lehmann, A.-C. Ngonga Ngomo, R. Usbeck, CoRR abs/2012.00555 (2020).
LibreCat
N. Mihindukulasooriya, M. Dubey, A. Gliozzo, J. Lehmann, A.-C. Ngonga Ngomo, R. Usbeck, CoRR abs/2012.00555 (2020).
2020 | Conference Paper | LibreCat-ID: 20141 | 
CauseNet: Towards a Causality Graph Extracted from the Web
S. Heindorf, Y. Scholten, H. Wachsmuth, A.-C. Ngonga Ngomo, M. Potthast, in: Proceedings of the 28th ACM International Conference on Information and Knowledge Management (CIKM 2020), 2020, pp. 3023–3030.
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| Download (ext.)
S. Heindorf, Y. Scholten, H. Wachsmuth, A.-C. Ngonga Ngomo, M. Potthast, in: Proceedings of the 28th ACM International Conference on Information and Knowledge Management (CIKM 2020), 2020, pp. 3023–3030.
2020 | Book Chapter | LibreCat-ID: 29042
Benchmarking the Lifecycle of Knowledge Graphs
M. Röder, M. Sherif, M. Saleem, F. Conrads, A.-C. Ngonga Ngomo, in: I. Tiddi, F. Lécué, P. Hitzler (Eds.), Knowledge Graphs for EXplainable Artificial Intelligence: Foundations, Applications and Challenges, IOS Press, 2020, pp. 73–97.
LibreCat
| DOI
M. Röder, M. Sherif, M. Saleem, F. Conrads, A.-C. Ngonga Ngomo, in: I. Tiddi, F. Lécué, P. Hitzler (Eds.), Knowledge Graphs for EXplainable Artificial Intelligence: Foundations, Applications and Challenges, IOS Press, 2020, pp. 73–97.
2020 | Conference Paper | LibreCat-ID: 29009
Applying edge-counting semantic similarities to Link Discovery: Scalability and Accuracy
K. Georgala, M. Röder, M. Sherif, A.-C. Ngonga Ngomo, in: Proceedings of Ontology Matching Workshop 2020, 2020.
LibreCat
K. Georgala, M. Röder, M. Sherif, A.-C. Ngonga Ngomo, in: Proceedings of Ontology Matching Workshop 2020, 2020.
2020 | Conference Paper | LibreCat-ID: 29010
LIGON – Link Discovery with Noisy Oracles
M. Sherif, K. Dreßler}, A.-C. Ngonga Ngomo, in: Proceedings of Ontology Matching Workshop 2020, 2020.
LibreCat
M. Sherif, K. Dreßler}, A.-C. Ngonga Ngomo, in: Proceedings of Ontology Matching Workshop 2020, 2020.
2020 | Journal Article | LibreCat-ID: 29039
Tentris – A Tensor-Based Triple Store
A. Bigerl, F. Conrads, C. Behning, M. Sherif, M. Saleem, A.-C. Ngonga Ngomo, The Semantic Web -- ISWC 2020 (2020).
LibreCat
A. Bigerl, F. Conrads, C. Behning, M. Sherif, M. Saleem, A.-C. Ngonga Ngomo, The Semantic Web -- ISWC 2020 (2020).
2020 | Conference Paper | LibreCat-ID: 29007
LIGER – Link Discovery with Partial Recall
K. Georgala, M. Sherif, A.-C. Ngonga Ngomo, in: Proceedings of Ontology Matching Workshop 2020, 2020.
LibreCat
K. Georgala, M. Sherif, A.-C. Ngonga Ngomo, in: Proceedings of Ontology Matching Workshop 2020, 2020.
2019 | Journal Article | LibreCat-ID: 25361
QPPDs: Querying Property Paths Over Distributed RDF Datasets
Q. Mehmood, M. Saleem, R. Sahay, A.-C. Ngonga Ngomo, M. d’Aquin, {IEEE} Access 7 (2019) 101031–101045.
LibreCat
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Q. Mehmood, M. Saleem, R. Sahay, A.-C. Ngonga Ngomo, M. d’Aquin, {IEEE} Access 7 (2019) 101031–101045.
2019 | Journal Article | LibreCat-ID: 25362
Benchmarking question answering systems
R. Usbeck, M. Röder, M. Hoffmann, F. Conrads, J. Huthmann, A.-C. Ngonga Ngomo, C. Demmler, C. Unger, Semantic Web 10 (2019) 293–304.
LibreCat
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R. Usbeck, M. Röder, M. Hoffmann, F. Conrads, J. Huthmann, A.-C. Ngonga Ngomo, C. Demmler, C. Unger, Semantic Web 10 (2019) 293–304.
2019 | Journal Article | LibreCat-ID: 25363
TISCO: Temporal scoping of facts
A. Rula, M. Palmonari, S. Rubinacci, A.-C. Ngonga Ngomo, J. Lehmann, A. Maurino, D. Esteves, J. Web Semant. 54 (2019) 72–86.
LibreCat
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A. Rula, M. Palmonari, S. Rubinacci, A.-C. Ngonga Ngomo, J. Lehmann, A. Maurino, D. Esteves, J. Web Semant. 54 (2019) 72–86.
2019 | Journal Article | LibreCat-ID: 25364
Leopard - A baseline approach to attribute prediction and validation for knowledge graph population
R. Speck, A.-C. Ngonga Ngomo, J. Web Semant. 55 (2019) 102–107.
LibreCat
| DOI
R. Speck, A.-C. Ngonga Ngomo, J. Web Semant. 55 (2019) 102–107.
2019 | Conference Paper | LibreCat-ID: 25365
An Approach for Ex-Post-Facto Analysis of Knowledge Graph-Driven Chatbots - The DBpedia Chatbot
R. Jalota, P. Trivedi, G. Maheshwari, A.-C. Ngonga Ngomo, R. Usbeck, in: A. Følstad, T. B. Araujo, S. Papadopoulos, E. Lai-Chong Law, O.-C. Granmo, E. Luger, P. Bae Brandtzæg (Eds.), Chatbot Research and Design - Third International Workshop, {CONVERSATIONS} 2019, Amsterdam, The Netherlands, November 19-20, 2019, Revised Selected Papers, Springer, 2019, pp. 19–33.
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R. Jalota, P. Trivedi, G. Maheshwari, A.-C. Ngonga Ngomo, R. Usbeck, in: A. Følstad, T. B. Araujo, S. Papadopoulos, E. Lai-Chong Law, O.-C. Granmo, E. Luger, P. Bae Brandtzæg (Eds.), Chatbot Research and Design - Third International Workshop, {CONVERSATIONS} 2019, Amsterdam, The Netherlands, November 19-20, 2019, Revised Selected Papers, Springer, 2019, pp. 19–33.
2019 | Conference Paper | LibreCat-ID: 25366
Big POI data integration with Linked Data technologies
S. Athanasiou, G. Giannopoulos, D. Graux, N. Karagiannakis, J. Lehmann, A.-C. Ngonga Ngomo, K. Patroumpas, M. Ahmed Sherif, D. Skoutas, in: M. Herschel, H. Galhardas, B. Reinwald, I. Fundulaki, C. Binnig, Z. Kaoudi (Eds.), Advances in Database Technology - 22nd International Conference on Extending Database Technology, {EDBT} 2019, Lisbon, Portugal, March 26-29, 2019, OpenProceedings.org, 2019, pp. 477–488.
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S. Athanasiou, G. Giannopoulos, D. Graux, N. Karagiannakis, J. Lehmann, A.-C. Ngonga Ngomo, K. Patroumpas, M. Ahmed Sherif, D. Skoutas, in: M. Herschel, H. Galhardas, B. Reinwald, I. Fundulaki, C. Binnig, Z. Kaoudi (Eds.), Advances in Database Technology - 22nd International Conference on Extending Database Technology, {EDBT} 2019, Lisbon, Portugal, March 26-29, 2019, OpenProceedings.org, 2019, pp. 477–488.
2019 | Conference Paper | LibreCat-ID: 25367
Ranking on Very Large Knowledge Graphs
A. Amer Desouki, M. Röder, A.-C. Ngonga Ngomo, in: C. Atzenbeck, J. Rubart, D. E. Millard (Eds.), Proceedings of the 30th {ACM} Conference on Hypertext and Social Media, {HT} 2019, Hof, Germany, September 17-20, 2019, {ACM}, 2019, pp. 163–171.
LibreCat
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A. Amer Desouki, M. Röder, A.-C. Ngonga Ngomo, in: C. Atzenbeck, J. Rubart, D. E. Millard (Eds.), Proceedings of the 30th {ACM} Conference on Hypertext and Social Media, {HT} 2019, Hof, Germany, September 17-20, 2019, {ACM}, 2019, pp. 163–171.
2019 | Conference Paper | LibreCat-ID: 25368
QUANT - Question Answering Benchmark Curator
R. Hari Gusmita, R. Jalota, D. Vollmers, J. Reineke, A.-C. Ngonga Ngomo, R. Usbeck, in: M. Acosta, P. Cudré-Mauroux, M. Maleshkova, T. Pellegrini, H. Sack, Y. Sure-Vetter (Eds.), Semantic Systems. The Power of {AI} and Knowledge Graphs - 15th International Conference, SEMANTiCS 2019, Karlsruhe, Germany, September 9-12, 2019, Proceedings, Springer, 2019, pp. 343–358.
LibreCat
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R. Hari Gusmita, R. Jalota, D. Vollmers, J. Reineke, A.-C. Ngonga Ngomo, R. Usbeck, in: M. Acosta, P. Cudré-Mauroux, M. Maleshkova, T. Pellegrini, H. Sack, Y. Sure-Vetter (Eds.), Semantic Systems. The Power of {AI} and Knowledge Graphs - 15th International Conference, SEMANTiCS 2019, Karlsruhe, Germany, September 9-12, 2019, Proceedings, Springer, 2019, pp. 343–358.
2019 | Conference Paper | LibreCat-ID: 25369
Offline Question Answering over Linked Data using Limited Resources
P. Kaur, V. Blücher, R. Jalota, D. Moussallem, A.-C. Ngonga Ngomo, R. Usbeck, in: M. Alam, R. Usbeck, T. Pellegrini, H. Sack, Y. Sure-Vetter (Eds.), Proceedings of the Posters and Demo Track of the 15th International Conference on Semantic Systems Co-Located with 15th International Conference on Semantic Systems (SEMANTiCS 2019), Karlsruhe, Germany, September 9th - to - 12th, 2019, CEUR-WS.org, 2019.
LibreCat
P. Kaur, V. Blücher, R. Jalota, D. Moussallem, A.-C. Ngonga Ngomo, R. Usbeck, in: M. Alam, R. Usbeck, T. Pellegrini, H. Sack, Y. Sure-Vetter (Eds.), Proceedings of the Posters and Demo Track of the 15th International Conference on Semantic Systems Co-Located with 15th International Conference on Semantic Systems (SEMANTiCS 2019), Karlsruhe, Germany, September 9th - to - 12th, 2019, CEUR-WS.org, 2019.