Sherif, Mohamed Ahmed, Ana Alexandra Morim da Silva, Svetlana Pestryakova, Abdullah Fathi Ahmed, Sven Niemann, and Axel-Cyrille Ngonga Ngomo. “IngridKG: A FAIR Knowledge Graph of Graffiti.”https://doi.org/10.1038/s41597-023-02199-8__Scientific Data 10, no. 1 (2023).https://doi.org/10.1038/s41597-023-02199-8 .

KOUAGOU, N’Dah Jean, Stefan Heindorf, Caglar Demir, and Axel-Cyrille Ngonga Ngomo. “Neural Class Expression Synthesis.”https://doi.org/10.1007/978-3-031-33455-9_13__In The Semantic Web - 20th Extended Semantic Web Conference (ESWC 2023), edited by Catia Pesquita, Ernesto Jimenez-Ruiz, Jamie McCusker, Daniel Faria, Mauro Dragoni, Anastasia Dimou, Raphael Troncy, and Sven Hertling, 13870:209–26. Springer International Publishing, 2023.https://doi.org/10.1007/978-3-031-33455-9_13 .

Sieger, Leonie Nora, Stefan Heindorf, Lukas Blübaum, and Axel-Cyrille Ngonga Ngomo. “Counterfactual Explanations for Concepts in ELH.” ArXiv:2301.05109, 2023.

Demir, Caglar, and Axel-Cyrille Ngonga Ngomo. “Neuro-Symbolic Class Expression Learning.” International Joint Conference on Artificial Intelligence, 2023.

Gusmita, Ria Hari, Asep Fajar Firmansyah, Diego Moussallem, and Axel-Cyrille Ngonga Ngomo. “IndQNER: Named Entity Recognition Benchmark Dataset from the Indonesian Translation of the Quran.”https://doi.org/10.1007/978-3-031-35320-8_12__In Natural Language Processing and Information Systems. Cham: Springer Nature Switzerland, 2023.https://doi.org/10.1007/978-3-031-35320-8_12 .

Schloots, Franziska Margarete. Mit dem Leben Schritt halten - Eine Analyse des Wearable-Dispositivs. Wiesbaden: Springer Fachmedien Wiesbaden, 2023.https://doi.org/10.1007/978-3-658-40902-9 .

Kouagou, N’Dah Jean, Stefan Heindorf, Caglar Demir, and Axel-Cyrille Ngonga Ngomo. “Neural Class Expression Synthesis in ALCHIQ(D).”https://doi.org/10.1007/978-3-031-43421-1_12__In Machine Learning and Knowledge Discovery in Databases: Research Track. Cham: Springer Nature Switzerland, 2023.https://doi.org/10.1007/978-3-031-43421-1_12 .

Ngonga Ngomo, Axel-Cyrille, Caglar Demir, N’Dah Jean Kouagou, Stefan Heindorf, Nikoloas Karalis, and Alexander Bigerl. “Class Expression Learning with Multiple Representations.” In Compendium of Neurosymbolic Artificial Intelligence, 272–286. IOS Press, 2023.

Demir, Caglar, Michel Wiebesiek, Renzhong Lu, Axel-Cyrille Ngonga Ngomo, and Stefan Heindorf. “LitCQD: Multi-Hop Reasoning in Incomplete Knowledge Graphs with Numeric Literals.” ECML PKDD, 2023.

Heindorf, Stefan, Lukas Blübaum, Nick Düsterhus, Till Werner, Varun Nandkumar Golani, Caglar Demir, and Axel-Cyrille Ngonga Ngomo. “EvoLearner: Learning Description Logics with Evolutionary Algorithms.” In WWW, 818–28. ACM, 2022.

Zahera, Hamada M., Daniel Vollmers, Mohamed Ahmed Sherif, and Axel-Cyrille Ngonga Ngomo. “MultPAX: Keyphrase Extraction Using Language Models and Knowledge Graphs.”https://doi.org/10.1007/978-3-031-19433-7_18__In The Semantic Web - ISWC 2022 - 21st International Semantic Web Conference, Virtual Event, October 23-27, 2022, Proceedings, edited by Ulrike Sattler, Aidan Hogan, C. Maria Keet, Valentina Presutti, João Paulo A. Almeida, Hideaki Takeda, Pierre Monnin, Giuseppe Pirrò, and Claudia d’Amato, 13489:303–318. Lecture Notes in Computer Science. Springer, 2022.https://doi.org/10.1007/978-3-031-19433-7_18 .

Perevalov, Aleksandr, Andreas Both, Dennis Diefenbach, and Axel-Cyrille Ngonga Ngomo. “Can Machine Translation Be a Reasonable Alternative for Multilingual Question Answering Systems over Knowledge Graphs?”https://doi.org/10.1145/3485447.3511940__In WWW ’22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022, edited by Frédérique Laforest, Raphaël Troncy, Elena Simperl, Deepak Agarwal, Aristides Gionis, Ivan Herman, and Lionel Médini, 977–986. ACM, 2022.https://doi.org/10.1145/3485447.3511940 .

Saleem, Muhammad, Axel-Cyrille Ngonga Ngomo, and DE, eds. 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. Vol. 3279. CEUR Workshop Proceedings. CEUR-WS.org, 2022.

Bigerl, Alexander, Lixi Conrads, Charlotte Behning, Muhammad Saleem, and Axel-Cyrille Ngonga Ngomo. “Hashing the Hypertrie: Space- and Time-Efficient Indexing for SPARQL in Tensors.”https://doi.org/10.1007/978-3-031-19433-7_4__In The Semantic Web - ISWC 2022 - 21st International Semantic Web Conference, Virtual Event, October 23-27, 2022, Proceedings, edited by Ulrike Sattler, Aidan Hogan, C. Maria Keet, Valentina Presutti, João Paulo A. Almeida, Hideaki Takeda, Pierre Monnin, Giuseppe Pirrò, and Claudia d’Amato, 13489:57–73. Lecture Notes in Computer Science. Springer, 2022.https://doi.org/10.1007/978-3-031-19433-7_4 .

Ali, Manzoor, Muhammad Saleem, and Axel-Cyrille Ngonga Ngomo. “REBench: Microbenchmarking Framework for Relation Extraction Systems.”https://doi.org/10.1007/978-3-031-19433-7_37__In The Semantic Web - ISWC 2022 - 21st International Semantic Web Conference, Virtual Event, October 23-27, 2022, Proceedings, edited by Ulrike Sattler, Aidan Hogan, C. Maria Keet, Valentina Presutti, João Paulo A. Almeida, Hideaki Takeda, Pierre Monnin, Giuseppe Pirrò, and Claudia d’Amato, 13489:643–659. Lecture Notes in Computer Science. Springer, 2022.https://doi.org/10.1007/978-3-031-19433-7_37 .

Demir, Caglar, Anna Himmelhuber, Yushan Liu, Alexander Bigerl, Diego Moussallem, and Axel-Cyrille Ngonga Ngomo. “Rapid Explainability for Skill Description Learning.” In Proceedings of the ISWC 2022 Posters, Demos and Industry Tracks: From Novel Ideas to Industrial Practice Co-Located with 21st International Semantic Web Conference (ISWC 2022), Virtual Conference, Hangzhou, China, October 23-27, 2022, edited by Anastasia Dimou, Armin Haller, Anna Lisa Gentile, and Petar Ristoski, Vol. 3254. CEUR Workshop Proceedings. CEUR-WS.org, 2022.

Stadler, Claus, Muhammad Saleem, and Axel-Cyrille Ngonga Ngomo. “LSQ Framework: The LSQ Framework for SPARQL Query Log Processing.” In 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, edited by Muhammad Saleem and Axel-Cyrille Ngonga Ngomo, 3279:49–64. CEUR Workshop Proceedings. CEUR-WS.org, 2022.

Demir, Caglar, Julian Lienen, and Axel-Cyrille Ngonga Ngomo. “Kronecker Decomposition for Knowledge Graph Embeddings.”https://doi.org/10.1145/3511095.3531276__In HT ’22: 33rd ACM Conference on Hypertext and Social Media, Barcelona, Spain, 28 June 2022- 1 July 2022, edited by Alejandro Bellogín, Ludovico Boratto, and Federica Cena, 1–10. ACM, 2022.https://doi.org/10.1145/3511095.3531276 .

Perevalov, Aleksandr, Axel-Cyrille Ngonga Ngomo, and Andreas Both. “Enhancing the Accessibility of Knowledge Graph Question Answering Systems through Multilingualization.”https://doi.org/10.1109/ICSC52841.2022.00048__In 16th IEEE International Conference on Semantic Computing, ICSC 2022, Laguna Hills, CA, USA, January 26-28, 2022, 251–256. IEEE, 2022.https://doi.org/10.1109/ICSC52841.2022.00048 .

Zahera, Hamada M., Stefan Heindorf, Stefan Balke, Jonas Haupt, Martin Voigt, Carolin Walter, Fabian Witter, and Axel-Cyrille Ngonga Ngomo. “Tab2Onto: Unsupervised Semantification with Knowledge Graph Embeddings.”https://doi.org/10.1007/978-3-031-11609-4_9__In The Semantic Web: ESWC 2022 Satellite Events - Hersonissos, Crete, Greece, May 29 - June 2, 2022, Proceedings, edited by Paul Groth, Anisa Rula, Jodi Schneider, Ilaria Tiddi, Elena Simperl, Panos Alexopoulos, Rinke Hoekstra, Mehwish Alam, Anastasia Dimou, and Minna Tamper, 13384:47–51. Lecture Notes in Computer Science. Springer, 2022.https://doi.org/10.1007/978-3-031-11609-4_9 .

Bondarenko, Alexander, Magdalena Wolska, Stefan Heindorf, Lukas Blübaum, Axel-Cyrille Ngonga Ngomo, Benno Stein, Pavel Braslavski, Matthias Hagen, and Martin Potthast. “CausalQA: A Benchmark for Causal Question Answering.” In Proceedings of the 29th International Conference on Computational Linguistics, COLING 2022, Gyeongju, Republic of Korea, October 12-17, 2022, edited by Nicoletta Calzolari, Chu-Ren Huang, Hansaem Kim, James Pustejovsky, Leo Wanner, Key-Sun Choi, Pum-Mo Ryu, et al., 3296–3308. International Committee on Computational Linguistics, 2022.

Hogan, Aidan, Eva Blomqvist, Michael Cochez, Claudia d’Amato, Gerard de Melo, Claudio Gutierrez, Sabrina Kirrane, et al. “Knowledge Graphs.”https://doi.org/10.1145/3447772__ACM Comput. Surv. 54, no. 4 (2022): 71:1–71:37.https://doi.org/10.1145/3447772 .

Ali, Waqas, Muhammad Saleem, Bin Yao, Aidan Hogan, and Axel-Cyrille Ngonga Ngomo. “A Survey of RDF Stores &; SPARQL Engines for Querying Knowledge Graphs.”https://doi.org/10.1007/s00778-021-00711-3__VLDB J. 31, no. 3 (2022): 1–26.https://doi.org/10.1007/s00778-021-00711-3 .

Demir, Caglar, and Axel-Cyrille Ngonga Ngomo. “Hardware-Agnostic Computation for Large-Scale Knowledge Graph Embeddings.”https://doi.org/10.1016/j.simpa.2022.100377__Softw. Impacts 13 (2022): 100377.https://doi.org/10.1016/j.simpa.2022.100377 .

Sieger, Leonie Nora, Julia Hermann, Astrid Schomäcker, Stefan Heindorf, Christian Meske, Celine-Chiara Hey, and Ayfegül Dofangün. “User Involvement in Training Smart Home Agents.”https://doi.org/10.1145/3527188.3561914__In International Conference on Human-Agent Interaction. ACM, 2022.https://doi.org/10.1145/3527188.3561914 .

Zahera, Hamada Mohamed Abdelsamee, Stefan Heindorf, Stefan Balke, Jonas Haupt, Martin Voigt, Carolin Walter, Fabian Witter, and Axel-Cyrille Ngonga Ngomo. “Tab2Onto: Unsupervised Semantification with Knowledge Graph Embeddings.”https://doi.org/10.1007/978-3-031-11609-4_9__In The Semantic Web: ESWC 2022 Satellite Events. Cham: Springer International Publishing, 2022.https://doi.org/10.1007/978-3-031-11609-4_9 .

Bondarenko, Alexander, Magdalena Wolska, Stefan Heindorf, Lukas Blübaum, Axel-Cyrille Ngonga Ngomo, Benno Stein, Pavel Braslavski, Matthias Hagen, and Martin Potthast. “CausalQA: A Benchmark for Causal Question Answering.” In Proceedings of the 29th International Conference on Computational Linguistics, 3296–3308. Gyeongju, Republic of Korea: International Committee on Computational Linguistics, 2022.

Pestryakova, Svetlana , Daniel Vollmers, Mohamed Sherif, Stefan Heindorf, Muhammad  Saleem, Diego Moussallem, and Axel-Cyrille Ngonga Ngomo. “CovidPubGraph: A FAIR Knowledge Graph of COVID-19 Publications.” Scientific Data, 2022.

Deppe, Sahar, Lukas Brandt, Marc Brünninghaus, Jörg Papenkordt, Stefan Heindorf, and Gudrun Tschirner-Vinke. “AI-Based Assistance System for Manufacturing.”https://doi.org/10.1109/ETFA52439.2022.9921520__2022 IEEE 27th International Conference on Emerging Technologies and Factory Automation (ETFA), 2022.https://doi.org/10.1109/ETFA52439.2022.9921520 .

KOUAGOU, N’Dah Jean, Stefan Heindorf, Caglar Demir, and Axel-Cyrille Ngonga Ngomo. “Learning Concept Lengths Accelerates Concept Learning in ALC.”https://doi.org/10.1007/978-3-031-06981-9_14__In The Semantic Web. Cham: Springer International Publishing, 2022.https://doi.org/10.1007/978-3-031-06981-9_14 .

Fathi Ahmed, Abdullah, Mohamed Ahmed Sherif, Diego Moussallem, and Axel-Cyrille Ngonga Ngomo. “Multilingual Verbalization and Summarization for Explainable Link Discovery.”https://doi.org/10.1016/j.datak.2021.101874__Data Knowl. Eng. 133 (2021): 101874.https://doi.org/10.1016/j.datak.2021.101874 .

Röder, Michael, Philip Frerk, Felix Conrads, and Axel-Cyrille Ngonga Ngomo. “Applying Grammar-Based Compression to RDF.”https://doi.org/10.1007/978-3-030-77385-4‑6__In The Semantic Web - 18th International Conference, ESWC 2021, Virtual Event, June 6-10, 2021, Proceedings, edited by Ruben Verborgh, Katja Hose, Heiko Paulheim, Pierre-Antoine Champin, Maria Maleshkova, Oscar Corcho, Petar Ristoski, and Mehwish Alam, 12731:93–108. Lecture Notes in Computer Science. Springer, 2021.https://doi.org/10.1007/978-3-030-77385-4‑6 .

Ali, Manzoor, Muhammad Saleem, and Axel-Cyrille Ngonga Ngomo. “Unsupervised Relation Extraction Using Sentence Encoding.”https://doi.org/10.1007/978-3-030-80418-3‑25__In The Semantic Web: ESWC 2021 Satellite Events - Virtual Event, June 6-10, 2021, Revised Selected Papers, edited by Ruben Verborgh, Anastasia Dimou, Aidan Hogan, Claudia d’Amato, Ilaria Tiddi, Arne Br\'22oring, Simon Maier, Femke Ongenae, Riccardo Tommasini, and Mehwish Alam, 12739:136–40. Lecture Notes in Computer Science. Springer, 2021.https://doi.org/10.1007/978-3-030-80418-3‑25 .

Ali, Manzoor, Muhammad Saleem, and Axel-Cyrille Ngonga Ngomo. “Unsupervised Relation Extraction Using Sentence Encoding.”https://doi.org/10.1007/978-3-030-80418-3‑25__In The Semantic Web: ESWC 2021 Satellite Events - Virtual Event, June 6-10, 2021, Revised Selected Papers, edited by Ruben Verborgh, Anastasia Dimou, Aidan Hogan, Claudia d’Amato, Ilaria Tiddi, Arne Br\'22oring, Simon Maier, Femke Ongenae, Riccardo Tommasini, and Mehwish Alam, 12739:136–40. Lecture Notes in Computer Science. Springer, 2021.https://doi.org/10.1007/978-3-030-80418-3‑25 .

Shahzad, Moemmur, Ayesha Amin, Diego Esteves, and Axel-Cyrille Ngonga Ngomo. “InferNER: An Attentive Model Leveraging the Sentence-Level Information for Named Entity Recognition in Microblogs.”https://doi.org/10.32473/flairs.v34i1.128538__In Proceedings of the Thirty-Fourth International Florida Artificial Intelligence Research Society Conference, North Miami Beach, Florida, USA, May 17-19, 2021, edited by Eric Bell and Fazel Keshtkar, 2021.https://doi.org/10.32473/flairs.v34i1.128538 .

Röder, Michael, Pham Thuy Sy Nguyen, Felix Conrads, Ana Alexandra Morim da Silva, and Axel-Cyrille Ngonga Ngomo. “Lemming - Example-Based Mimicking of Knowledge Graphs.”https://doi.org/10.1109/ICSC50631.2021.00015__In 15th IEEE International Conference on Semantic Computing, ICSC 2021, Laguna Hills, CA, USA, January 27-29, 2021, 62–69. IEEE, 2021.https://doi.org/10.1109/ICSC50631.2021.00015 .

Amer Desouki, Abdelmoneim, Felix Conrads, Michael Röder, and Axel-Cyrille Ngonga Ngomo. “SYNTHG: Mimicking RDF Graphs Using Tensor Factorization.”https://doi.org/10.1109/ICSC50631.2021.00017__In 15th IEEE International Conference on Semantic Computing, ICSC 2021, Laguna Hills, CA, USA, January 27-29, 2021, 76–79. IEEE, 2021.https://doi.org/10.1109/ICSC50631.2021.00017 .

Demir, Caglar, Diego Moussallem, and Axel-Cyrille Ngonga Ngomo. “A Shallow Neural Model for Relation Prediction.”https://doi.org/10.1109/ICSC50631.2021.00038__In 15th IEEE International Conference on Semantic Computing, ICSC 2021, Laguna Hills, CA, USA, January 27-29, 2021, 179–82. IEEE, 2021.https://doi.org/10.1109/ICSC50631.2021.00038 .

G. Athreya, Ram, Srividya Kona Bansal, Axel-Cyrille Ngonga Ngomo, and Ricardo Usbeck. “Template-Based Question Answering Using Recursive Neural Networks.”https://doi.org/10.1109/ICSC50631.2021.00041__In 15th IEEE International Conference on Semantic Computing, ICSC 2021, Laguna Hills, CA, USA, January 27-29, 2021, 195–98. IEEE, 2021.https://doi.org/10.1109/ICSC50631.2021.00041 .

Jalota, Rricha, Daniel Vollmers, Diego Moussallem, and Axel-Cyrille Ngonga Ngomo. “LAUREN - Knowledge Graph Summarization for Question Answering.”https://doi.org/10.1109/ICSC50631.2021.00047__In 15th IEEE International Conference on Semantic Computing, ICSC 2021, Laguna Hills, CA, USA, January 27-29, 2021, 221–26. IEEE, 2021.https://doi.org/10.1109/ICSC50631.2021.00047 .

Wilke, Adrian, Arwa Bannoura, and Axel-Cyrille Ngonga Ngomo. “Relicensing Combined Datasets.”https://doi.org/10.1109/ICSC50631.2021.00050__In 15th IEEE International Conference on Semantic Computing, ICSC 2021, Laguna Hills, CA, USA, January 27-29, 2021, 241–47. IEEE, 2021.https://doi.org/10.1109/ICSC50631.2021.00050 .

Röder, Michael, Geraldo de Souza, Denis Kuchelev, Abdelmoneim Amer Desouki, and Axel-Cyrille Ngonga Ngomo. “ORCA - a Benchmark for Data Web Crawlers.”https://doi.org/10.1109/ICSC50631.2021.00054__In 15th IEEE International Conference on Semantic Computing, ICSC 2021, Laguna Hills, CA, USA, January 27-29, 2021, 272–79. IEEE, 2021.https://doi.org/10.1109/ICSC50631.2021.00054 .

Alexandra Morim da Silva, Ana, Michael Röder, and Axel-Cyrille Ngonga Ngomo. “Using Compositional Embeddings for Fact Checking.”https://doi.org/10.1007/978-3-030-88361-4‑16__In The Semantic Web - ISWC 2021 - 20th International Semantic Web Conference, ISWC 2021, Virtual Event, October 24-28, 2021, Proceedings, edited by Andreas Hotho, Eva Blomqvist, Stefan Dietze, Achille Fokoue, Ying Ding, Payam M. Barnaghi, Armin Haller, Mauro Dragoni, and Harith Alani, 12922:270–86. Lecture Notes in Computer Science. Springer, 2021.https://doi.org/10.1007/978-3-030-88361-4‑16 .

Demir, Caglar, and Axel-Cyrille Ngonga Ngomo. “Convolutional Complex Knowledge Graph Embeddings.”https://doi.org/10.1007/978-3-030-77385-4‑24__In The Semantic Web - 18th International Conference, ESWC 2021, Virtual Event, June 6-10, 2021, Proceedings, edited by Ruben Verborgh, Katja Hose, Heiko Paulheim, Pierre-Antoine Champin, Maria Maleshkova, Oscar Corcho, Petar Ristoski, and Mehwish Alam, 12731:409–24. Lecture Notes in Computer Science. Springer, 2021.https://doi.org/10.1007/978-3-030-77385-4‑24 .

Speck, Ren\rquote e, Diego Moussallem, and Axel-Cyrille Ngonga Ngomo. “Twitter Network Mimicking for Data Storage Benchmarking.”https://doi.org/10.1109/ICSC50631.2021.00057__In 15th IEEE International Conference on Semantic Computing, ICSC 2021, Laguna Hills, CA, USA, January 27-29, 2021, 298–305. IEEE, 2021.https://doi.org/10.1109/ICSC50631.2021.00057 .

Demir, Caglar, Diego Moussallem, and Axel-Cyrille Ngonga Ngomo. “A Shallow Neural Model for Relation Prediction.” CoRR abs/2101.09090 (2021).

Ali, Waqas, Muhammad Saleem, Bin Yao, Aidan Hogan, and Axel-Cyrille Ngonga Ngomo. “A Survey of RDF Stores \'26; SPARQL Engines for Querying Knowledge Graphs.” CoRR abs/2102.13027 (2021).

Vollmers, Daniel, Rricha Jalota, Diego Moussallem, Hardik Topiwala, Axel-Cyrille Ngonga Ngomo, and Ricardo Usbeck. “Knowledge Graph Question Answering Using Graph-Pattern Isomorphism.” CoRR abs/2103.06752 (2021).

Sharma, Arnab, Caglar Demir, Axel-Cyrille Ngonga Ngomo, and Heike Wehrheim. “MLCheck- Property-Driven Testing of Machine Learning Models.” CoRR abs/2105.00741 (2021).

Wilke, Adrian, and Axel-Cyrille Ngonga Ngomo. “Open Data Portal Germany (OPAL) Projektergebnisse.” CoRR abs/2105.03161 (2021).

Demir, Caglar, and Axel-Cyrille Ngonga Ngomo. “Out-of-Vocabulary Entities in Link Prediction.” CoRR abs/2105.12524 (2021).

Demir, Caglar, and Axel-Cyrille Ngonga Ngomo. “DRILL- Deep Reinforcement Learning for Refinement Operators in ALC.” CoRR abs/2106.15373 (2021).

Sharma, Arnab, Caglar Demir, Axel-Cyrille Ngonga Ngomo, and Heike Wehrheim. “MLCHECK–Property-Driven Testing of Machine Learning Classifiers.” In Proceedings of the 20th IEEE International Conference on Machine Learning and Applications (ICMLA). IEEE, n.d.

M. Zahera, Hamada, Rricha Jalota, Mohamed Ahmed Sherif, and Axel-Cyrille Ngonga Ngomo. “I-AID: Identifying Actionable Information From Disaster-Related Tweets.”https://doi.org/10.1109/ACCESS.2021.3107812__IEEE Access 9 (2021): 118861–70.https://doi.org/10.1109/ACCESS.2021.3107812 .

Hogan, Aidan, Eva Blomqvist, Michael Cochez, Claudia d’Amato, Gerard de Melo, Claudio Guti\rquote errez, Sabrina Kirrane, et al. “Knowledge Graphs.”https://doi.org/10.1145/3447772__ACM Comput. Surv. 54, no. 4 (2021): 71:1-71:37.https://doi.org/10.1145/3447772 .

Feldhans, Robert, Adrian Wilke, Stefan Heindorf, Mohammad Hossein Shaker, Barbara Hammer, Axel-Cyrille Ngonga Ngomo, and Eyke Hüllermeier. “Drift Detection in Text Data with Document Embeddings.”https://doi.org/10.1007/978-3-030-91608-4_11__In Intelligent Data Engineering and Automated Learning – IDEAL 2021. Cham, 2021.https://doi.org/10.1007/978-3-030-91608-4_11 .

Wilke, Adrian, Arwa Bannoura, and Axel-Cyrille Ngonga Ngonga Ngomo. “Relicensing Combined Datasets.”https://doi.org/10.1109/ICSC50631.2021.00050__In 2021 IEEE 15th International Conference on Semantic Computing (ICSC), 241–47, 2021.https://doi.org/10.1109/ICSC50631.2021.00050 .

Firmansyah, Asep Fajar, Diego Moussallem, and Axel-Cyrille Ngonga Ngomo. “GATES: Using Graph Attention Networks for Entity Summarization.”https://doi.org/10.1145/3460210.3493574__In Proceedings of the 11th on Knowledge Capture Conference, 73–80. Virtual Event, USA: ACM, 2021.https://doi.org/10.1145/3460210.3493574 .

Zahera, Hamada Mohamed Abdelsamee, Stefan Heindorf, and Axel-Cyrille Ngonga Ngomo. “ASSET: A Semi-Supervised Approach for Entity Typing in Knowledge Graphs.”https://doi.org/10.1145/3460210.3493563__In Proceedings of the 11th on Knowledge Capture Conference. ACM, 2021.https://doi.org/10.1145/3460210.3493563 .

Feldhans, Robert, Adrian Wilke, Stefan Heindorf, Mohammad Hossein Shaker, Barbara Hammer, Axel-Cyrille Ngonga Ngomo, and Eyke Hüllermeier. “Drift Detection in Text Data with Document Embeddings.”https://doi.org/10.1007/978-3-030-91608-4_11__In Intelligent Data Engineering and Automated Learning – IDEAL 2021. Cham: Springer International Publishing, 2021.https://doi.org/10.1007/978-3-030-91608-4_11 .

Demir, Caglar, Diego Moussallem, Stefan Heindorf, and Axel-Cyrille Ngonga Ngomo. “Convolutional Hypercomplex Embeddings for Link Prediction.” In The 13th Asian Conference on Machine Learning, ACML 2021, 2021.

Nickchen, Tobias, Stefan Heindorf, and Gregor Engels. “Generating Physically Sound Training Data for Image Recognition of Additively Manufactured Parts.”https://doi.org/10.1109/wacv48630.2021.00204__In 2021 IEEE Winter Conference on Applications of Computer Vision (WACV). IEEE, 2021.https://doi.org/10.1109/wacv48630.2021.00204 .

Rohlfing, Katharina J., Philipp Cimiano, Ingrid Scharlau, Tobias Matzner, Heike M. Buhl, Hendrik Buschmeier, Elena Esposito, et al. “Explanation as a Social Practice: Toward a Conceptual Framework for the Social Design of AI Systems.”https://doi.org/10.1109/tcds.2020.3044366__IEEE Transactions on Cognitive and Developmental Systems 13, no. 3 (2021): 717–28.https://doi.org/10.1109/tcds.2020.3044366 .

Qudus, Umair, Muhammad Saleem, Axel-Cyrille Ngonga Ngomo, and Young-Koo Lee. “An Empirical Evaluation of Cost-Based Federated SPARQL Query Processing Engines.”https://doi.org/10.3233/SW-200420__Semantic Web 12, no. 6 (n.d.): 843–68.https://doi.org/10.3233/SW-200420 .

Moussalem, Diego Campos. Knowledge Graphs for Multilingual Language Translation and Generation, 2020.https://doi.org/10.17619/UNIPB/1-980 .

Heindorf, Stefan, Yan Scholten, Henning Wachsmuth, Axel-Cyrille Ngonga Ngomo, and Martin Potthast. “CauseNet: Towards a Causality Graph Extracted from the Web.”https://doi.org/10.1145/3340531.3412763__In Proceedings of the 28th ACM International Conference on Information and Knowledge Management (CIKM 2020), 3023–30, 2020.https://doi.org/10.1145/3340531.3412763 .

Röder, Michael, Mohamed Sherif, Muhammad Saleem, Felix Conrads, and Axel-Cyrille Ngonga Ngomo. “Benchmarking the Lifecycle of Knowledge Graphs.”https://doi.org/10.3233/SSW200012__In Knowledge Graphs for EXplainable Artificial Intelligence: Foundations, Applications and Challenges, edited by Ilaria Tiddi, Freddy Lécué, and Pascal Hitzler, 73–97. IOS Press, 2020.https://doi.org/10.3233/SSW200012 .

Desouki, Abdelmoneim Amer, Michael Röder, and Axel-Cyrille Ngonga Ngomo. “Ranking on Very Large Knowledge Graphs.”https://doi.org/10.1145/3342220.3343660__In Proceedings of the 30th ACM Conference on Hypertext and Social Media  - HT ’19, 163–71. ACM, 2019.https://doi.org/10.1145/3342220.3343660 .