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30 Publications
2025 | Conference Paper | LibreCat-ID: 63572
Demir, C., Yekini, M. O., Röder, M., Mahmood, Y., & Ngonga Ngomo, A.-C. (2025). Tree-Based OWL Class Expression Learner over Large Graphs. Lecture Notes in Computer Science. European Conference on Machine Learning and Principles and Practice of Knowledge Discovery in Databases, Porto. https://doi.org/10.1007/978-3-032-06066-2_29
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2025 | Conference Paper | LibreCat-ID: 63575
Kapoor, S., Sharma, A., Röder, M., Demir, C., & Ngonga Ngomo, A.-C. (2025). Robustness Evaluation of Knowledge Graph Embedding Models Under Non-targeted Attacks. Lecture Notes in Computer Science. https://doi.org/10.1007/978-3-031-94575-5_15
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2025 | Conference Paper | LibreCat-ID: 63573
Memariani, A., Röder, M., Sharma, A., Demir, C., & Ngonga Ngomo, A.-C. (2025). Link Prediction Under Non-targeted Attacks: Do Soft Labels Always Help? Lecture Notes in Computer Science. https://doi.org/10.1007/978-3-032-09527-5_6
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2025 | Conference Paper | LibreCat-ID: 65734 | 
Kamdem Teyou, L. M., Friedrichs, L., Kouagou, N. J., Demir, C., Mahmood, Y., Heindorf, S., & Ngonga Ngomo, A.-C. (2025). Neural Reasoning for Robust Instance Retrieval in SHOIQ. The 13th COnference on Knowledge Capture (K-CAP’25), Dayton-USA. https://doi.org/10.1145/3731443.377134
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2024 | Conference Paper | LibreCat-ID: 54449 |
KOUAGOU, N. J., Demir, C., Zahera, H. M. A., Wilke, A., Heindorf, S., Li, J., & Ngonga Ngomo, A.-C. (2024). Universal Knowledge Graph Embeddings. Companion Proceedings of the ACM on Web Conference 2024. Companion Proceedings of the ACM on Web Conference 2024, Singapore. https://doi.org/10.1145/3589335.3651978
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2024 | Journal Article | LibreCat-ID: 58049
Demir, C., KOUAGOU, N. J., Sharma, A., & Ngonga Ngomo, A.-C. (2024). Inference over Unseen Entities, Relations and Literals on Knowledge Graphs. Arxiv. https://doi.org/10.48550/ARXIV.2410.06742
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2024 | Journal Article | LibreCat-ID: 58051
Demir, C., Sharma, A., & Ngonga Ngomo, A.-C. (2024). Adaptive Stochastic Weight Averaging. Arxiv. https://doi.org/10.48550/ARXIV.2406.19092
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2024 | Conference Paper | LibreCat-ID: 55653
KOUAGOU, N. J., Heindorf, S., Demir, C., & Ngonga Ngomo, A.-C. (2024). ROCES: Robust Class Expression Synthesis in Description Logics via Iterative Sampling. Proceedings of the Thirty-ThirdInternational Joint Conference on Artificial Intelligence. https://doi.org/10.24963/ijcai.2024/479
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2024 | Book Chapter | LibreCat-ID: 62702
Kamdem Teyou, L. M., Demir, C., & Ngonga Ngomo, A.-C. (2024). Embedding Knowledge Graphs in Degenerate Clifford Algebras. In Frontiers in Artificial Intelligence and Applications. 27TH EUROPEAN CONFERENCE ON ARTIFICIAL INTELLIGENCE, Santiago de Compostela. IOS Press. https://doi.org/10.3233/faia240627
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2024 | Conference Paper | LibreCat-ID: 62703
Kamdem Teyou, L. M., Demir, C., & Ngonga Ngomo, A.-C. (2024). Embedding Knowledge Graphs in Function Spaces. Proceedings of the 33rd ACM International Conference on Information and Knowledge Management. 33rd ACM International Conference on Information and Knowledge Management, Boise. https://doi.org/10.1145/3627673.3679819
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2023 | Book Chapter | LibreCat-ID: 46460
Ngonga Ngomo, A.-C., Demir, C., Kouagou, N. J., Heindorf, S., Karalis, N., & Bigerl, A. (2023). Class Expression Learning with Multiple Representations. In Compendium of Neurosymbolic Artificial Intelligence (pp. 272–286). IOS Press.
LibreCat
2023 | Journal Article | LibreCat-ID: 46248 |
Demir, C., Wiebesiek, M., Lu, R., Ngonga Ngomo, A.-C., & Heindorf, S. (2023). LitCQD: Multi-Hop Reasoning in Incomplete Knowledge Graphs with Numeric Literals. ECML PKDD. European Conference on Machine Learning and Principles and Practice of Knowledge Discovery in Databases, Torino.
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2023 | Book Chapter | LibreCat-ID: 47421 |
Kouagou, N. J., Heindorf, S., Demir, C., & Ngonga Ngomo, A.-C. (2023). Neural Class Expression Synthesis in ALCHIQ(D). In Machine Learning and Knowledge Discovery in Databases: Research Track. European Conference on Machine Learning and Principles and Practice of Knowledge Discovery in Databases, Turin. Springer Nature Switzerland. https://doi.org/10.1007/978-3-031-43421-1_12
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2023 | Conference Paper | LibreCat-ID: 54612
KOUAGOU, N. J., Heindorf, S., Demir, C., & Ngonga Ngomo, A.-C. (2023). Neural Class Expression Synthesis (Extended Abstract). NeSy 2023, 17th International Workshop on Neural-Symbolic Learning and Reasoning, Certosa Di Pontignano, Siena, Italy.
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2023 | Conference Paper | LibreCat-ID: 54615
Demir, C., & Ngonga Ngomo, A.-C. (2023). Learning Permutation-Invariant Embeddings for Description Logic Concepts. Advances in Intelligent Data Analysis XXI: 21st International Symposium on Intelligent Data Analysis, IDA 2023, Louvain-La-Neuve, Belgium, April 12–14, 2023, Proceedings, 103–115.
LibreCat
2023 | Conference Paper | LibreCat-ID: 33734 |
KOUAGOU, N. J., Heindorf, S., Demir, C., & Ngonga Ngomo, A.-C. (2023). Neural Class Expression Synthesis. In C. Pesquita, E. Jimenez-Ruiz, J. McCusker, D. Faria, M. Dragoni, A. Dimou, R. Troncy, & S. Hertling (Eds.), The Semantic Web - 20th Extended Semantic Web Conference (ESWC 2023) (Vol. 13870, pp. 209–226). Springer International Publishing. https://doi.org/10.1007/978-3-031-33455-9_13
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2023 | Journal Article | LibreCat-ID: 46243 |
Demir, C., & Ngonga Ngomo, A.-C. (2023). Clifford Embeddings – A Generalized Approach for Embedding in Normed Algebras. ECML-PKDD. European Conference on Machine Learning and Principles and Practice of Knowledge Discovery in Databases, Torino.
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2023 | Journal Article | LibreCat-ID: 46251 |
Demir, C., & Ngonga Ngomo, A.-C. (2023). Neuro-Symbolic Class Expression Learning. International Joint Conference on Artificial Intelligence. International Joint Conference on Artificial Intelligence IJCAI 2023, Macau.
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2022 | Preprint | LibreCat-ID: 31545 |
Demir, C., Lienen, J., & Ngonga Ngomo, A.-C. (2022). Kronecker Decomposition for Knowledge Graph Embeddings. In arXiv:2205.06560.
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2022 | Preprint | LibreCat-ID: 31546 |
Lienen, J., Demir, C., & Hüllermeier, E. (2022). Conformal Credal Self-Supervised Learning. In arXiv:2205.15239.
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