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377 Publications
2024 | Conference Paper | LibreCat-ID: 54084
@inproceedings{Karalis_Bigerl_Heidrich_Sherif_Ngonga Ngomo_2024, title={Efficient Evaluation of Conjunctive Regular Path Queries Using Multi-way Joins}, booktitle={ESWC}, author={Karalis, Nikolaos and Bigerl, Alexander and Heidrich, Liss and Sherif, Mohamed and Ngonga Ngomo, Axel-Cyrille}, year={2024} }
LibreCat
2023 | Research Data | LibreCat-ID: 45560
@book{Ali_Saleem_Moussallem_Sherif_Ngonga Ngomo_2023, title={RELD: A Knowledge Graph of Relation Extraction Datasets}, DOI={10.5281/ZENODO.7429677}, publisher={LibreCat University}, author={Ali, Manzoor and Saleem, Muhammad and Moussallem, Diego and Sherif, Mohamed and Ngonga Ngomo, Axel-Cyrille}, year={2023} }
LibreCat
| DOI
2023 | Conference Paper | LibreCat-ID: 33734 | 
@inproceedings{KOUAGOU_Heindorf_Demir_Ngonga Ngomo_2023, title={Neural Class Expression Synthesis}, volume={13870}, DOI={https://doi.org/10.1007/978-3-031-33455-9_13}, booktitle={The Semantic Web - 20th Extended Semantic Web Conference (ESWC 2023)}, publisher={Springer International Publishing}, author={KOUAGOU, N’Dah Jean and Heindorf, Stefan and Demir, Caglar and Ngonga Ngomo, Axel-Cyrille}, editor={Pesquita, Catia and Jimenez-Ruiz, Ernesto and McCusker, Jamie and Faria, Daniel and Dragoni, Mauro and Dimou, Anastasia and Troncy, Raphael and Hertling, Sven}, year={2023}, pages={209–226} }
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2023 | Preprint | LibreCat-ID: 37937
@article{Sieger_Heindorf_Blübaum_Ngonga Ngomo_2023, title={Counterfactual Explanations for Concepts in ELH}, journal={arXiv:2301.05109}, author={Sieger, Leonie Nora and Heindorf, Stefan and Blübaum, Lukas and Ngonga Ngomo, Axel-Cyrille}, year={2023} }
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| arXiv
2023 | Book Chapter | LibreCat-ID: 45884 |
@inbook{Hanselle_Hüllermeier_Mohr_Ngonga Ngomo_Sherif_Tornede_Wever_2023, place={Paderborn}, series={Verlagsschriftenreihe des Heinz Nixdorf Instituts}, title={Configuration and Evaluation}, volume={412}, DOI={10.5281/zenodo.8068466}, booktitle={On-The-Fly Computing -- Individualized IT-services in dynamic markets}, publisher={Heinz Nixdorf Institut, Universität Paderborn}, author={Hanselle, Jonas Manuel and Hüllermeier, Eyke and Mohr, Felix and Ngonga Ngomo, Axel-Cyrille and Sherif, Mohamed and Tornede, Alexander and Wever, Marcel Dominik}, editor={Haake, Claus-Jochen and Meyer auf der Heide, Friedhelm and Platzner, Marco and Wachsmuth, Henning and Wehrheim, Heike}, year={2023}, pages={85–104}, collection={Verlagsschriftenreihe des Heinz Nixdorf Instituts} }
LibreCat
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| DOI
2023 | Conference Paper | LibreCat-ID: 46514
@inproceedings{Becker_Ahmed_Sherif_Ngonga Ngomo_2023, title={COBALT: A Content-Based Similarity Approach for Link Discovery over Geospatial Knowledge Graphs}, booktitle={SEMANTiCS}, author={Becker, Alexander and Ahmed, Abdullah Fathi Ahmed and Sherif, Mohamed and Ngonga Ngomo, Axel-Cyrille}, year={2023} }
LibreCat
2023 | Book Chapter | LibreCat-ID: 46516
@inbook{Ahmed_Firmansyah_Sherif_Moussallem_Ngonga Ngomo_2023, place={Cham}, title={Explainable Integration of Knowledge Graphs Using Large Language Models}, DOI={10.1007/978-3-031-35320-8_9}, booktitle={Natural Language Processing and Information Systems}, publisher={Springer Nature Switzerland}, author={Ahmed, Abdullah Fathi Ahmed and Firmansyah, Asep Fajar and Sherif, Mohamed and Moussallem, Diego and Ngonga Ngomo, Axel-Cyrille}, year={2023} }
LibreCat
| DOI
2023 | Conference Paper | LibreCat-ID: 46518
@inproceedings{Zahera_Vitiugin_Sherif_Castillo_Ngonga Ngomo_2023, title={Using Pre-trained Language Models for Abstractive DBpedia Summarization: A Comparative Study}, booktitle={SEMANTiCS}, author={Zahera, Hamada Mohamed Abdelsamee and Vitiugin, Fedor and Sherif, Mohamed and Castillo, Carlos and Ngonga Ngomo, Axel-Cyrille}, year={2023} }
LibreCat
2023 | Research Data | LibreCat-ID: 45558
@book{Sherif_Morim da Silva_Pestryakova_Ahmed_Niemann_Ngonga Ngomo_2023, title={IngridKG: A FAIR Knowledge Graph of Graffiti}, DOI={10.5281/ZENODO.7560242}, publisher={LibreCat University}, author={Sherif, Mohamed and Morim da Silva, Ana Alexandra and Pestryakova, Svetlana and Ahmed, Abdullah Fathi Ahmed and Niemann, Sven and Ngonga Ngomo, Axel-Cyrille}, year={2023} }
LibreCat
| DOI
2023 | Book Chapter | LibreCat-ID: 47421
@inbook{Kouagou_Heindorf_Demir_Ngonga Ngomo_2023, place={Cham}, title={Neural Class Expression Synthesis in ALCHIQ(D)}, DOI={10.1007/978-3-031-43421-1_12}, booktitle={Machine Learning and Knowledge Discovery in Databases: Research Track}, publisher={Springer Nature Switzerland}, author={Kouagou, N’Dah Jean and Heindorf, Stefan and Demir, Caglar and Ngonga Ngomo, Axel-Cyrille}, year={2023} }
LibreCat
| DOI
2023 | Book Chapter | LibreCat-ID: 46460
@inbook{Ngonga Ngomo_Demir_Kouagou_Heindorf_Karalis_Bigerl_2023, title={Class Expression Learning with Multiple Representations}, booktitle={Compendium of Neurosymbolic Artificial Intelligence}, publisher={IOS Press}, author={Ngonga Ngomo, Axel-Cyrille and Demir, Caglar and Kouagou, N’Dah Jean and Heindorf, Stefan and Karalis, Nikoloas and Bigerl, Alexander}, year={2023}, pages={272–286} }
LibreCat
2023 | Journal Article | LibreCat-ID: 46248 |
@article{Demir_Wiebesiek_Lu_Ngonga Ngomo_Heindorf_2023, title={LitCQD: Multi-Hop Reasoning in Incomplete Knowledge Graphs with Numeric Literals}, journal={ECML PKDD}, author={Demir, Caglar and Wiebesiek, Michel and Lu, Renzhong and Ngonga Ngomo, Axel-Cyrille and Heindorf, Stefan}, year={2023} }
LibreCat
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2023 | Conference Paper | LibreCat-ID: 50797
@inproceedings{Röder_Kuchelev_Ngonga Ngomo_2023, place={Cham}, title={A Topic Model for the Data Web}, DOI={10.1007/978-3-031-47745-4_14}, booktitle={Knowledge Graphs and Semantic Web}, publisher={Springer Nature Switzerland}, author={Röder, Michael and Kuchelev, Denis and Ngonga Ngomo, Axel-Cyrille}, editor={Ortiz-Rodriguez, Fernando and Villazón-Terrazas, Boris and Tiwari, Sanju and Bobed, Carlos}, year={2023}, pages={183–198} }
LibreCat
| DOI
2022 | Conference Paper | LibreCat-ID: 31806
@inproceedings{Dreßler_Sherif_Ngonga Ngomo_2022, title={ADAGIO - Automated Data Augmentation of Knowledge Graphs Using Multi-expression Learning}, DOI={10.1145/3511095.3531287}, booktitle={Proceedings of the 33rd ACM Conference on Hypertext and Hypermedia}, author={Dreßler, Kevin and Sherif, Mohamed and Ngonga Ngomo, Axel-Cyrille}, year={2022} }
LibreCat
| DOI
2022 | Preprint | LibreCat-ID: 31545 |
@article{Demir_Lienen_Ngonga Ngomo_2022, title={Kronecker Decomposition for Knowledge Graph Embeddings}, journal={arXiv:2205.06560}, author={Demir, Caglar and Lienen, Julian and Ngonga Ngomo, Axel-Cyrille}, year={2022} }
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2022 | Conference Paper | LibreCat-ID: 29290 |
@inproceedings{Heindorf_Blübaum_Düsterhus_Werner_Golani_Demir_Ngonga Ngomo_2022, title={EvoLearner: Learning Description Logics with Evolutionary Algorithms}, booktitle={WWW}, publisher={ACM}, author={Heindorf, Stefan and Blübaum, Lukas and Düsterhus, Nick and Werner, Till and Golani, Varun Nandkumar and Demir, Caglar and Ngonga Ngomo, Axel-Cyrille}, year={2022}, pages={818–828} }
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2022 | Conference Paper | LibreCat-ID: 35541
@inproceedings{Zahera_Vollmers_Sherif_Ngonga Ngomo_2022, series={Lecture Notes in Computer Science}, title={MultPAX: Keyphrase Extraction Using Language Models and Knowledge Graphs}, volume={13489}, DOI={10.1007/978-3-031-19433-7_18}, booktitle={The Semantic Web - ISWC 2022 - 21st International Semantic Web Conference, Virtual Event, October 23-27, 2022, Proceedings}, publisher={Springer}, author={Zahera, Hamada M. and Vollmers, Daniel and Sherif, Mohamed Ahmed and Ngonga Ngomo, Axel-Cyrille}, editor={Sattler, Ulrike and Hogan, Aidan and Keet, C. Maria and Presutti, Valentina and Almeida, João Paulo A. and Takeda, Hideaki and Monnin, Pierre and Pirrò, Giuseppe and d’Amato, Claudia}, year={2022}, pages={303–318}, collection={Lecture Notes in Computer Science} }
LibreCat
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2022 | Conference Paper | LibreCat-ID: 35540
@inproceedings{Perevalov_Both_Diefenbach_Ngonga Ngomo_2022, title={Can Machine Translation be a Reasonable Alternative for Multilingual Question Answering Systems over Knowledge Graphs?}, DOI={10.1145/3485447.3511940}, booktitle={WWW ’22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022}, publisher={ACM}, author={Perevalov, Aleksandr and Both, Andreas and Diefenbach, Dennis and Ngonga Ngomo, Axel-Cyrille}, editor={Laforest, Frédérique and Troncy, Raphaël and Simperl, Elena and Agarwal, Deepak and Gionis, Aristides and Herman, Ivan and Médini, Lionel}, year={2022}, pages={977–986} }
LibreCat
| DOI
2022 | Conference (Editor) | LibreCat-ID: 35538
@book{Saleem_Ngonga Ngomo_DE_2022, series={CEUR Workshop Proceedings}, title={Proceedings of the QuWeDa 2022: 6th Workshop on Storing, Querying and Benchmarking Knowledge Graphs co-located with 21st International Semantic Web Conference (ISWC 2022), Hangzhou, China, 23-27 October 2022}, volume={3279}, publisher={CEUR-WS.org}, year={2022}, collection={CEUR Workshop Proceedings} }
LibreCat
2022 | Conference Paper | LibreCat-ID: 35544
@inproceedings{Bigerl_Conrads_Behning_Saleem_Ngonga Ngomo_2022, series={Lecture Notes in Computer Science}, title={Hashing the Hypertrie: Space- and Time-Efficient Indexing for SPARQL in Tensors}, volume={13489}, DOI={10.1007/978-3-031-19433-7_4}, booktitle={The Semantic Web - ISWC 2022 - 21st International Semantic Web Conference, Virtual Event, October 23-27, 2022, Proceedings}, publisher={Springer}, author={Bigerl, Alexander and Conrads, Lixi and Behning, Charlotte and Saleem, Muhammad and Ngonga Ngomo, Axel-Cyrille}, editor={Sattler, Ulrike and Hogan, Aidan and Keet, C. Maria and Presutti, Valentina and Almeida, João Paulo A. and Takeda, Hideaki and Monnin, Pierre and Pirrò, Giuseppe and d’Amato, Claudia}, year={2022}, pages={57–73}, collection={Lecture Notes in Computer Science} }
LibreCat
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