Efficient Evaluation of Conjunctive Regular Path Queries Using Multi-way Joins
N. Karalis, A. Bigerl, L. Heidrich, M. Sherif, A.-C. Ngonga Ngomo, in: ESWC, 2024.
LibreCat: /record/54084

RELD: A Knowledge Graph of Relation Extraction Datasets
M. Ali, M. Saleem, D. Moussallem, M. Sherif, A.-C. Ngonga Ngomo, RELD: A Knowledge Graph of Relation Extraction Datasets, LibreCat University, 2023.
LibreCat: /record/45560
DOI: 10.5281/ZENODO.7429677

Neural Class Expression Synthesis
N.J. KOUAGOU, S. Heindorf, C. Demir, A.-C. Ngonga Ngomo, 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), Springer International Publishing, 2023, pp. 209–226.
LibreCat: /record/33734
DOI: https://doi.org/10.1007/978-3-031-33455-9_13

Counterfactual Explanations for Concepts in ELH
L.N. Sieger, S. Heindorf, L. Blübaum, A.-C. Ngonga Ngomo, ArXiv:2301.05109 (2023).
LibreCat: /record/37937
arXiv: 2301.05109

Configuration and Evaluation
J.M. Hanselle, E. Hüllermeier, F. Mohr, A.-C. Ngonga Ngomo, M. Sherif, A. Tornede, M.D. Wever, in: C.-J. Haake, F. Meyer auf der Heide, M. Platzner, H. Wachsmuth, H. Wehrheim (Eds.), On-The-Fly Computing -- Individualized IT-Services in Dynamic Markets, Heinz Nixdorf Institut, Universität Paderborn, Paderborn, 2023, pp. 85–104.
LibreCat: /record/45884
DOI: 10.5281/zenodo.8068466

COBALT: A Content-Based Similarity Approach for Link Discovery over Geospatial Knowledge Graphs
A. Becker, A.F.A. Ahmed, M. Sherif, A.-C. Ngonga Ngomo, in: SEMANTiCS, 2023.
LibreCat: /record/46514

Explainable Integration of Knowledge Graphs Using Large Language Models
A.F.A. Ahmed, A.F. Firmansyah, M. Sherif, D. Moussallem, A.-C. Ngonga Ngomo, in: Natural Language Processing and Information Systems, Springer Nature Switzerland, Cham, 2023.
LibreCat: /record/46516
DOI: 10.1007/978-3-031-35320-8_9

Using Pre-trained Language Models for Abstractive DBpedia Summarization: A Comparative Study
H.M.A. Zahera, F. Vitiugin, M. Sherif, C. Castillo, A.-C. Ngonga Ngomo, in: SEMANTiCS, 2023.
LibreCat: /record/46518

IngridKG: A FAIR Knowledge Graph of Graffiti
M. Sherif, A.A. Morim da Silva, S. Pestryakova, A.F.A. Ahmed, S. Niemann, A.-C. Ngonga Ngomo, IngridKG: A FAIR Knowledge Graph of Graffiti, LibreCat University, 2023.
LibreCat: /record/45558
DOI: 10.5281/ZENODO.7560242

Neural Class Expression Synthesis in ALCHIQ(D)
N.J. Kouagou, S. Heindorf, C. Demir, A.-C. Ngonga Ngomo, in: Machine Learning and Knowledge Discovery in Databases: Research Track, Springer Nature Switzerland, Cham, 2023.
LibreCat: /record/47421
DOI: 10.1007/978-3-031-43421-1_12

Class Expression Learning with Multiple Representations
A.-C. Ngonga Ngomo, C. Demir, N.J. Kouagou, S. Heindorf, N. Karalis, A. Bigerl, in: Compendium of Neurosymbolic Artificial Intelligence, IOS Press, 2023, pp. 272–286.
LibreCat: /record/46460

LitCQD: Multi-Hop Reasoning in Incomplete Knowledge Graphs with Numeric Literals
C. Demir, M. Wiebesiek, R. Lu, A.-C. Ngonga Ngomo, S. Heindorf, ECML PKDD (2023).
LibreCat: /record/46248

A Topic Model for the Data Web
M. Röder, D. Kuchelev, A.-C. Ngonga Ngomo, in: F. Ortiz-Rodriguez, B. Villazón-Terrazas, S. Tiwari, C. Bobed (Eds.), Knowledge Graphs and Semantic Web, Springer Nature Switzerland, Cham, 2023, pp. 183–198.
LibreCat: /record/50797
DOI: 10.1007/978-3-031-47745-4_14

ADAGIO - Automated Data Augmentation of Knowledge Graphs Using Multi-expression Learning
K. Dreßler, M. Sherif, A.-C. Ngonga Ngomo, in: Proceedings of the 33rd ACM Conference on Hypertext and Hypermedia, 2022.
LibreCat: /record/31806
DOI: 10.1145/3511095.3531287

Kronecker Decomposition for Knowledge Graph Embeddings
C. Demir, J. Lienen, A.-C. Ngonga Ngomo, ArXiv:2205.06560 (2022).
LibreCat: /record/31545

EvoLearner: Learning Description Logics with Evolutionary Algorithms
S. Heindorf, L. Blübaum, N. Düsterhus, T. Werner, V.N. Golani, C. Demir, A.-C. Ngonga Ngomo, in: WWW, ACM, 2022, pp. 818–828.
LibreCat: /record/29290

MultPAX: Keyphrase Extraction Using Language Models and Knowledge Graphs
H.M. Zahera, D. Vollmers, M.A. Sherif, A.-C. Ngonga Ngomo, in: U. Sattler, A. Hogan, C.M. Keet, V. Presutti, J.P.A. Almeida, H. Takeda, P. Monnin, G. Pirrò, C. d’Amato (Eds.), The Semantic Web - ISWC 2022 - 21st International Semantic Web Conference, Virtual Event, October 23-27, 2022, Proceedings, Springer, 2022, pp. 303–318.
LibreCat: /record/35541
DOI: 10.1007/978-3-031-19433-7_18

Can Machine Translation be a Reasonable Alternative for Multilingual Question Answering Systems over Knowledge Graphs?
A. Perevalov, A. Both, D. Diefenbach, A.-C. Ngonga Ngomo, in: F. Laforest, R. Troncy, E. Simperl, D. Agarwal, A. Gionis, I. Herman, L. Médini (Eds.), WWW ’22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022, ACM, 2022, pp. 977–986.
LibreCat: /record/35540
DOI: 10.1145/3485447.3511940

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
M. Saleem, A.-C. Ngonga Ngomo, 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, CEUR-WS.org, 2022.
LibreCat: /record/35538

Hashing the Hypertrie: Space- and Time-Efficient Indexing for SPARQL in Tensors
A. Bigerl, L. Conrads, C. Behning, M. Saleem, A.-C. Ngonga Ngomo, in: U. Sattler, A. Hogan, C.M. Keet, V. Presutti, J.P.A. Almeida, H. Takeda, P. Monnin, G. Pirrò, C. d’Amato (Eds.), The Semantic Web - ISWC 2022 - 21st International Semantic Web Conference, Virtual Event, October 23-27, 2022, Proceedings, Springer, 2022, pp. 57–73.
LibreCat: /record/35544
DOI: 10.1007/978-3-031-19433-7_4

REBench: Microbenchmarking Framework for Relation Extraction Systems
M. Ali, M. Saleem, A.-C. Ngonga Ngomo, in: U. Sattler, A. Hogan, C.M. Keet, V. Presutti, J.P.A. Almeida, H. Takeda, P. Monnin, G. Pirrò, C. d’Amato (Eds.), The Semantic Web - ISWC 2022 - 21st International Semantic Web Conference, Virtual Event, October 23-27, 2022, Proceedings, Springer, 2022, pp. 643–659.
LibreCat: /record/35543
DOI: 10.1007/978-3-031-19433-7_37

Rapid Explainability for Skill Description Learning
C. Demir, A. Himmelhuber, Y. Liu, A. Bigerl, D. Moussallem, A.-C. Ngonga Ngomo, in: A. Dimou, A. Haller, A.L. Gentile, P. Ristoski (Eds.), 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, CEUR-WS.org, 2022.
LibreCat: /record/35542

LSQ Framework: The LSQ Framework for SPARQL Query Log Processing
C. Stadler, M. Saleem, A.-C. Ngonga Ngomo, in: M. Saleem, A.-C.N. Ngomo (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, CEUR-WS.org, 2022, pp. 49–64.
LibreCat: /record/35545

Kronecker Decomposition for Knowledge Graph Embeddings
C. Demir, J. Lienen, A.-C. Ngonga Ngomo, in: A. Bellogín, L. Boratto, F. Cena (Eds.), HT ’22: 33rd ACM Conference on Hypertext and Social Media, Barcelona, Spain, 28 June 2022- 1 July 2022, ACM, 2022, pp. 1–10.
LibreCat: /record/35547
DOI: 10.1145/3511095.3531276

A survey of RDF stores & SPARQL engines for querying knowledge graphs
W. Ali, M. Saleem, B. Yao, A. Hogan, A.-C. Ngonga Ngomo, VLDB J. 31 (2022) 1–26.
LibreCat: /record/35551
DOI: 10.1007/s00778-021-00711-3

Hardware-agnostic computation for large-scale knowledge graph embeddings
C. Demir, A.-C. Ngonga Ngomo, Softw. Impacts 13 (2022) 100377.
LibreCat: /record/35552
DOI: 10.1016/j.simpa.2022.100377

TaOnto: Unsupervised Semantification with Knowledge Graph Embeddings
H.M.A. Zahera, S. Heindorf, S. Balke, J. Haupt, M. Voigt, C. Walter, F. Witter, A.-C. Ngonga Ngomo, in: The Semantic Web: ESWC 2022 Satellite Events, Springer International Publishing, Cham, 2022.
LibreCat: /record/33738
DOI: 10.1007/978-3-031-11609-4_9

CausalQA: A Benchmark for Causal Question Answering
A. Bondarenko, M. Wolska, S. Heindorf, L. Blübaum, A.-C. Ngonga Ngomo, B. Stein, P. Braslavski, M. Hagen, M. Potthast, in: Proceedings of the 29th International Conference on Computational Linguistics, International Committee on Computational Linguistics, Gyeongju, Republic of Korea, 2022, pp. 3296–3308.
LibreCat: /record/33739

CovidPubGraph: A FAIR Knowledge Graph of COVID-19 Publications
S. Pestryakova, D. Vollmers, M. Sherif, S. Heindorf, M. Saleem, D. Moussallem, A.-C. Ngonga Ngomo, Scientific Data (2022).
LibreCat: /record/29851

MultPAX: Keyphrase Extraction using Language Models and Knowledge Graphs
H.M.A. Zahera, D. Vollmers, M. Sherif, A.-C. Ngonga Ngomo, in: ISWC 2022, Springer, Cham, n.d.
LibreCat: /record/46538
DOI: 10.1007/978-3-031-19433-7_18

HybridFC: A Hybrid Fact-Checking Approach for Knowledge Graphs
U. Qudus, M. Röder, M. Saleem, A.-C. Ngonga Ngomo, in: U. Sattler, A. Hogan, M. Keet, V. Presutti (Eds.), The Semantic Web -- ISWC 2022, Springer International Publishing, Cham, n.d., pp. 462--480.
LibreCat: /record/32509
DOI: 10.1007/978-3-031-19433-7_27

Learning Concept Lengths Accelerates Concept Learning in ALC
N.J. KOUAGOU, S. Heindorf, C. Demir, A.-C. Ngonga Ngomo, in: The Semantic Web, Springer International Publishing, Cham, 2022.
LibreCat: /record/33740
DOI: 10.1007/978-3-031-06981-9_14

Multilingual Verbalization and Summarization for Explainable Link Discovery
A. Fathi Ahmed, M. Ahmed Sherif, D. Moussallem, A.-C. Ngonga Ngomo, Data Knowl. Eng. 133 (2021) 101874.
LibreCat: /record/24721
DOI: 10.1016/j.datak.2021.101874

Applying Grammar-Based Compression to RDF
M. Röder, P. Frerk, F. Conrads, A.-C. Ngonga Ngomo, in: R. Verborgh, K. Hose, H. Paulheim, P.-A. Champin, M. Maleshkova, O. Corcho, P. Ristoski, M. Alam (Eds.), The Semantic Web - 18th International Conference, ESWC 2021, Virtual Event, June 6-10, 2021, Proceedings, Springer, 2021, pp. 93–108.
LibreCat: /record/24722
DOI: 10.1007/978-3-030-77385-4‑6

Unsupervised Relation Extraction Using Sentence Encoding
M. Ali, M. Saleem, A.-C. Ngonga Ngomo, in: R. Verborgh, A. Dimou, A. Hogan, C. d’Amato, I. Tiddi, A. Br\'22oring, S. Maier, F. Ongenae, R. Tommasini, M. Alam (Eds.), The Semantic Web: ESWC 2021 Satellite Events - Virtual Event, June 6-10, 2021, Revised Selected Papers, Springer, 2021, pp. 136–140.
LibreCat: /record/24723
DOI: 10.1007/978-3-030-80418-3‑25

Unsupervised Relation Extraction Using Sentence Encoding
M. Ali, M. Saleem, A.-C. Ngonga Ngomo, in: R. Verborgh, A. Dimou, A. Hogan, C. d’Amato, I. Tiddi, A. Br\'22oring, S. Maier, F. Ongenae, R. Tommasini, M. Alam (Eds.), The Semantic Web: ESWC 2021 Satellite Events - Virtual Event, June 6-10, 2021, Revised Selected Papers, Springer, 2021, pp. 136–140.
LibreCat: /record/24724
DOI: 10.1007/978-3-030-80418-3‑25

InferNER: an attentive model leveraging the sentence-level information for Named Entity Recognition in Microblogs
M. Shahzad, A. Amin, D. Esteves, A.-C. Ngonga Ngomo, in: E. Bell, F. Keshtkar (Eds.), Proceedings of the Thirty-Fourth International Florida Artificial Intelligence Research Society Conference, North Miami Beach, Florida, USA, May 17-19, 2021, 2021.
LibreCat: /record/24725
DOI: 10.32473/flairs.v34i1.128538

Lemming - Example-based Mimicking of Knowledge Graphs
M. Röder, P. Thuy Sy Nguyen, F. Conrads, A. Alexandra Morim da Silva, A.-C. Ngonga Ngomo, in: 15th IEEE International Conference on Semantic Computing, ICSC 2021, Laguna Hills, CA, USA, January 27-29, 2021, IEEE, 2021, pp. 62–69.
LibreCat: /record/24726
DOI: 10.1109/ICSC50631.2021.00015

SYNTHG: Mimicking RDF Graphs Using Tensor Factorization
A. Amer Desouki, F. Conrads, M. Röder, A.-C. Ngonga Ngomo, in: 15th IEEE International Conference on Semantic Computing, ICSC 2021, Laguna Hills, CA, USA, January 27-29, 2021, IEEE, 2021, pp. 76–79.
LibreCat: /record/24727
DOI: 10.1109/ICSC50631.2021.00017

A shallow neural model for relation prediction
C. Demir, D. Moussallem, A.-C. Ngonga Ngomo, in: 15th IEEE International Conference on Semantic Computing, ICSC 2021, Laguna Hills, CA, USA, January 27-29, 2021, IEEE, 2021, pp. 179–182.
LibreCat: /record/24728
DOI: 10.1109/ICSC50631.2021.00038

Template-based Question Answering using Recursive Neural Networks
R. G. Athreya, S. Kona Bansal, A.-C. Ngonga Ngomo, R. Usbeck, in: 15th IEEE International Conference on Semantic Computing, ICSC 2021, Laguna Hills, CA, USA, January 27-29, 2021, IEEE, 2021, pp. 195–198.
LibreCat: /record/24729
DOI: 10.1109/ICSC50631.2021.00041

LAUREN - Knowledge Graph Summarization for Question Answering
R. Jalota, D. Vollmers, D. Moussallem, A.-C. Ngonga Ngomo, in: 15th IEEE International Conference on Semantic Computing, ICSC 2021, Laguna Hills, CA, USA, January 27-29, 2021, IEEE, 2021, pp. 221–226.
LibreCat: /record/24730
DOI: 10.1109/ICSC50631.2021.00047

Relicensing Combined Datasets
A. Wilke, A. Bannoura, A.-C. Ngonga Ngomo, in: 15th IEEE International Conference on Semantic Computing, ICSC 2021, Laguna Hills, CA, USA, January 27-29, 2021, IEEE, 2021, pp. 241–247.
LibreCat: /record/24731
DOI: 10.1109/ICSC50631.2021.00050

ORCA - a Benchmark for Data Web Crawlers
M. Röder, G. de Souza, D. Kuchelev, A. Amer Desouki, A.-C. Ngonga Ngomo, in: 15th IEEE International Conference on Semantic Computing, ICSC 2021, Laguna Hills, CA, USA, January 27-29, 2021, IEEE, 2021, pp. 272–279.
LibreCat: /record/24732
DOI: 10.1109/ICSC50631.2021.00054

Using Compositional Embeddings for Fact Checking
A. Alexandra Morim da Silva, M. Röder, A.-C. Ngonga Ngomo, in: A. Hotho, E. Blomqvist, S. Dietze, A. Fokoue, Y. Ding, P. M. Barnaghi, A. Haller, M. Dragoni, H. Alani (Eds.), The Semantic Web - ISWC 2021 - 20th International Semantic Web Conference, ISWC 2021, Virtual Event, October 24-28, 2021, Proceedings, Springer, 2021, pp. 270–286.
LibreCat: /record/25203
DOI: 10.1007/978-3-030-88361-4‑16

Convolutional Complex Knowledge Graph Embeddings
C. Demir, A.-C. Ngonga Ngomo, in: R. Verborgh, K. Hose, H. Paulheim, P.-Antoine Champin, M. Maleshkova, O. Corcho, P. Ristoski, M. Alam (Eds.), The Semantic Web - 18th International Conference, ESWC 2021, Virtual Event, June 6-10, 2021, Proceedings, Springer, 2021, pp. 409–424.
LibreCat: /record/25206
DOI: 10.1007/978-3-030-77385-4‑24

Twitter Network Mimicking for Data Storage Benchmarking
R. Speck, D. Moussallem, A.-C. Ngonga Ngomo, in: 15th IEEE International Conference on Semantic Computing, ICSC 2021, Laguna Hills, CA, USA, January 27-29, 2021, IEEE, 2021, pp. 298–305.
LibreCat: /record/25208
DOI: 10.1109/ICSC50631.2021.00057

A shallow neural model for relation prediction
C. Demir, D. Moussallem, A.-C. Ngonga Ngomo, CoRR abs/2101.09090 (2021).
LibreCat: /record/25209

A Survey of RDF Stores \'26 SPARQL Engines for Querying Knowledge Graphs
W. Ali, M. Saleem, B. Yao, A. Hogan, A.-C. Ngonga Ngomo, CoRR abs/2102.13027 (2021).
LibreCat: /record/25210

Knowledge Graph Question Answering using Graph-Pattern Isomorphism
D. Vollmers, R. Jalota, D. Moussallem, H. Topiwala, A.-C. Ngonga Ngomo, R. Usbeck, CoRR abs/2103.06752 (2021).
LibreCat: /record/25211

MLCheck- Property-Driven Testing of Machine Learning Models
A. Sharma, C. Demir, A.-C. Ngonga Ngomo, H. Wehrheim, CoRR abs/2105.00741 (2021).
LibreCat: /record/25213

Open Data Portal Germany (OPAL) Projektergebnisse
A. Wilke, A.-C. Ngonga Ngomo, CoRR abs/2105.03161 (2021).
LibreCat: /record/25214

Out-of-Vocabulary Entities in Link Prediction
C. Demir, A.-C. Ngonga Ngomo, CoRR abs/2105.12524 (2021).
LibreCat: /record/25215

DRILL- Deep Reinforcement Learning for Refinement Operators in ALC
C. Demir, A.-C. Ngonga Ngomo, CoRR abs/2106.15373 (2021).
LibreCat: /record/25217

MLCHECK–Property-Driven Testing of Machine Learning Classifiers
A. Sharma, C. Demir, A.-C. Ngonga Ngomo, H. Wehrheim, in: Proceedings of the 20th IEEE International Conference on Machine Learning and Applications (ICMLA), IEEE, n.d.
LibreCat: /record/28350

I-AID: Identifying Actionable Information From Disaster-Related Tweets
H. M. Zahera, R. Jalota, M. Ahmed Sherif, A.-C. Ngonga Ngomo, IEEE Access 9 (2021) 118861–118870.
LibreCat: /record/24719
DOI: 10.1109/ACCESS.2021.3107812

Knowledge Graphs
A. Hogan, E. Blomqvist, M. Cochez, C. d’Amato, G. de Melo, C. Guti\rquote errez, S. Kirrane, J. Emilio Labra Gayo, R. Navigli, S. Neumaier, A.-C. Ngonga Ngomo, A. Polleres, S. M. Rashid, A. Rula, L. Schmelzeisen, J. F. Sequeda, S. Staab, A. Zimmermann, ACM Comput. Surv. 54 (2021) 71:1-71:37.
LibreCat: /record/24720
DOI: 10.1145/3447772

GATES: Using Graph Attention Networks for Entity Summarization
A.F. Firmansyah, D. Moussallem, A.-C. Ngonga Ngomo, in: Proceedings of the 11th on Knowledge Capture Conference, ACM, Virtual Event, USA, 2021, pp. 73–80.
LibreCat: /record/29486
DOI: 10.1145/3460210.3493574

Drift Detection in Text Data with Document Embeddings
R. Feldhans, A. Wilke, S. Heindorf, M.H. Shaker, B. Hammer, A.-C. Ngonga Ngomo, E. Hüllermeier, in: Intelligent Data Engineering and Automated Learning – IDEAL 2021, Springer International Publishing, Cham, 2021.
LibreCat: /record/29292
DOI: 10.1007/978-3-030-91608-4_11

Convolutional Hypercomplex Embeddings for Link Prediction
C. Demir, D. Moussallem, S. Heindorf, A.-C. Ngonga Ngomo, in: The 13th Asian Conference on Machine Learning, ACML 2021, 2021.
LibreCat: /record/29287
arXiv: 2106.15230

LIMES - A Framework for Link Discovery on the Semantic Web
A.-C. Ngonga Ngomo, M. Sherif, K. Georgala, M. Hassan, K. Dreßler, K. Lyko, D. Obraczka, T. Soru, KI - K\'22unstliche Intelligenz, German Journal of Artificial Intelligence - Organ Des Fachbereichs “Künstliche Intelligenz” Der Gesellschaft Für Informatik e.V. (2021).
LibreCat: /record/29004
DOI: 10.1007/s13218-021-00713-x

I-AID: Identifying Actionable Information from Disaster-related Tweets
H.M.A. Zahera, R. Jalota, M. Sherif, A.-C. Ngonga Ngomo, in: IEEE Open Access, 2021.
LibreCat: /record/29043

Multilingual Verbalization and Summarization for Explainable Link Discovery
A. Fathi Ahmed, M. Sherif, D. Moussallem, A.-C. Ngonga Ngomo, Data &; Knowledge Engineering (2021) 101874.
LibreCat: /record/29005
DOI: https://doi.org/10.1016/j.datak.2021.101874

Explanation as a Social Practice: Toward a Conceptual Framework for the Social Design of AI Systems
K.J. Rohlfing, P. Cimiano, I. Scharlau, T. Matzner, H.M. Buhl, H. Buschmeier, E. Esposito, A. Grimminger, B. Hammer, R. Haeb-Umbach, I. Horwath, E. Hüllermeier, F. Kern, S. Kopp, K. Thommes, A.-C. Ngonga Ngomo, C. Schulte, H. Wachsmuth, P. Wagner, B. Wrede, IEEE Transactions on Cognitive and Developmental Systems 13 (2021) 717–728.
LibreCat: /record/24456
DOI: 10.1109/tcds.2020.3044366

An Empirical Evaluation of Cost-based Federated SPARQL Query Processing Engines
U. Qudus, M. Saleem, A.-C. Ngonga Ngomo, Y.-K. Lee, Semantic Web 12 (n.d.) 843–868.
LibreCat: /record/25212
DOI: 10.3233/SW-200420

HOBBIT: A platform for benchmarking Big Linked Data
M. Röder, D. Kuchelev, A.-C. Ngonga Ngomo, Data Sci. 3 (2020) 15–35.
LibreCat: /record/25326
DOI: 10.3233/ds-190021

Squirrel - Crawling RDF Knowledge Graphs on the Web
M. Röder, G. de Souza, A.-C. Ngonga Ngomo, in: J. Z. Pan, V. A. M. Tamma, C. d’Amato, K. Janowicz, B. Fu, A. Polleres, O. Seneviratne, L. Kagal (Eds.), The Semantic Web - ISWC 2020 - 19th International Semantic Web Conference, Athens, Greece, November 2-6, 2020, Proceedings, Part II, Springer, 2020, pp. 34–47.
LibreCat: /record/25328
DOI: 10.1007/978-3-030-62466-8‑3

Applying edge-counting semantic similarities to link discovery: scalability and accuracy
K. Georgala, M. Ahmed Sherif, M. Röder, A.-C. Ngonga Ngomo, in: P. Shvaiko, J. Euzenat, E. Jimenez-Ruiz, O. Hassanzadeh, C. Trojahn (Eds.), Proceedings of the 15th International Workshop on Ontology Matching Co-Located with the 19th International Semantic Web Conference (ISWC 2020), Virtual Conference (Originally Planned to Be in Athens, Greece), November 2, 2020, CEUR-WS.org, 2020, pp. 36–47.
LibreCat: /record/25333

LIGON - link discovery with noisy oracles
M. Ahmed Sherif, K. Dreßler, A.-C. Ngonga Ngomo, in: P. Shvaiko, J. Euzenat, E. Jimenez-Ruiz, O. Hassanzadeh, C. Trojahn (Eds.), Proceedings of the 15th International Workshop on Ontology Matching Co-Located with the 19th International Semantic Web Conference (ISWC 2020), Virtual Conference (Originally Planned to Be in Athens, Greece), November 2, 2020, CEUR-WS.org, 2020, pp. 48–59.
LibreCat: /record/25340

Tentris - A Tensor-Based Triple Store
A. Bigerl, F. Conrads, C. Behning, M. Ahmed Sherif, M. Saleem, A.-C. Ngonga Ngomo, in: J. Z. Pan, V. A. M. Tamma, C. d’Amato, K. Janowicz, B. Fu, A. Polleres, O. Seneviratne, L. Kagal (Eds.), The Semantic Web - ISWC 2020 - 19th International Semantic Web Conference, Athens, Greece, November 2-6, 2020, Proceedings, Part I, Springer, 2020, pp. 56–73.
LibreCat: /record/25341
DOI: 10.1007/978-3-030-62419-4‑4

LIGER - link discovery with partial recall
K. Georgala, M. Ahmed Sherif, A.-C. Ngonga Ngomo, in: P. Shvaiko, J. Euzenat, E. Jimenez-Ruiz, O. Hassanzadeh, C. Trojahn (Eds.), Proceedings of the 15th International Workshop on Ontology Matching Co-Located with the 19th International Semantic Web Conference (ISWC 2020), Virtual Conference (Originally Planned to Be in Athens, Greece), November 2, 2020, CEUR-WS.org, 2020, pp. 87–91.
LibreCat: /record/25342

NABU - Multilingual Graph-Based Neural RDF Verbalizer
D. Moussallem, D. Gnaneshwar, T. Castro Ferreira, A.-C. Ngonga Ngomo, in: J. Z. Pan, V. A. M. Tamma, C. d’Amato, K. Janowicz, B. Fu, A. Polleres, O. Seneviratne, L. Kagal (Eds.), The Semantic Web - ISWC 2020 - 19th International Semantic Web Conference, Athens, Greece, November 2-6, 2020, Proceedings, Part I, Springer, 2020, pp. 420–437.
LibreCat: /record/25343
DOI: 10.1007/978-3-030-62419-4‑24

Revealing Secrets in SPARQL Session Level
X. Zhang, M. Wang, M. Saleem, A.-C. Ngonga Ngomo, G. Qi, H. Wang, in: J. Z. Pan, V. A. M. Tamma, C. d’Amato, K. Janowicz, B. Fu, A. Polleres, O. Seneviratne, L. Kagal (Eds.), The Semantic Web - ISWC 2020 - 19th International Semantic Web Conference, Athens, Greece, November 2-6, 2020, Proceedings, Part I, Springer, 2020, pp. 672–690.
LibreCat: /record/25344
DOI: 10.1007/978-3-030-62419-4‑38

Benchmarking the Lifecycle of Knowledge Graphs
M. Röder, M. Ahmed 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: /record/25345
DOI: 10.3233/SSW200012

Generating Explanations in Natural Language from Knowledge Graphs
D. Moussallem, R. Speck, 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. 213–241.
LibreCat: /record/25346
DOI: 10.3233/SSW200020

The Semantic Web - 17th International Conference, ESWC 2020, Heraklion, Crete, Greece, May 31-June 4, 2020, Proceedings
A. Harth, S. Kirrane, A.-C. Ngonga Ngomo, H. Paulheim, A. Rula, A. Lisa Gentile, P. Haase, M. Cochez, eds., The Semantic Web - 17th International Conference, ESWC 2020, Heraklion, Crete, Greece, May 31-June 4, 2020, Proceedings, Springer, 2020.
LibreCat: /record/25347
DOI: 10.1007/978-3-030-49461-2

Joint Proceedings of Workshops ALEGAL2020, NLIWOD, PROFILES 2020, QuWeDa 2020 and SEMIFORM2020 Colocated with the 19th International Semantic Web Conference (ISWC 2020), Virtual Conference, November, 2020
M. Koubarakis, H. Alani, G. Antoniou, K. Bontcheva, J. G. Breslin, D. Collarana, E. Demidova, S. Dietze, S. Gottschalk, G. Governatori, A. Hogan, F. Lécué, E. Montiel-Ponsoda, A.-C. Ngonga Ngomo, S. Pinto, M. Saleem, R. Troncy, E. Tsalapati, R. Usbeck, R. Verborgh, eds., Joint Proceedings of Workshops ALEGAL2020, NLIWOD, PROFILES 2020, QuWeDa 2020 and SEMIFORM2020 Colocated with the 19th International Semantic Web Conference (ISWC 2020), Virtual Conference, November, 2020, CEUR-WS.org, 2020.
LibreCat: /record/25348

Proceedings of the SeMantic AnsweR Type prediction task (SMART) at ISWC 2020 Semantic Web Challenge co-located with the 19th International Semantic Web Conference (ISWC 2020), Virtual Conference, November 5th, 2020
N. Mihindukulasooriya, M. Dubey, A. Gliozzo, J. Lehmann, A.-C. Ngonga Ngomo, R. Usbeck, eds., Proceedings of the SeMantic AnsweR Type Prediction Task (SMART) at ISWC 2020 Semantic Web Challenge Co-Located with the 19th International Semantic Web Conference (ISWC 2020), Virtual Conference, November 5th, 2020, CEUR-WS.org, 2020.
LibreCat: /record/25349

A Physical Embedding Model for Knowledge Graphs
C. Demir, A.-C. Ngonga Ngomo, CoRR abs/2001.07418 (2020).
LibreCat: /record/25350

Benchmarking Knowledge Graphs on the Web
M. Röder, M. Ahmed Sherif, M. Saleem, F. Conrads, A.-C. Ngonga Ngomo, CoRR abs/2002.06039 (2020).
LibreCat: /record/25351

Knowledge Graphs
A. Hogan, E. Blomqvist, M. Cochez, C. d’Amato, G. de Melo, C. Gutiérrez, J. Emilio Labra Gayo, S. Kirrane, S. Neumaier, A. Polleres, R. Navigli, A.-C. Ngonga Ngomo, S. M. Rashid, A. Rula, L. Schmelzeisen, J. F. Sequeda, S. Staab, A. Zimmermann, CoRR abs/2003.02320 (2020).
LibreCat: /record/25352

Semantic-based End-to-End Learning for Typhoon Intensity Prediction
H. M. Zahera, M. Ahmed Sherif, A.-C. Ngonga Ngomo, CoRR abs/2003.13779 (2020).
LibreCat: /record/25353

Template-based Question Answering using Recursive Neural Networks
R. G. Athreya, S. Kona Bansal, A.-C. Ngonga Ngomo, R. Usbeck, CoRR abs/2004.13843 (2020).
LibreCat: /record/25354

Convolutional Complex Knowledge Graph Embeddings
C. Demir, A.-C. Ngonga Ngomo, CoRR abs/2008.03130 (2020).
LibreCat: /record/25355

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: /record/25356

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: /record/25357

NABU - Multilingual Graph-based Neural RDF Verbalizer
D. Moussallem, D. Gnaneshwar, T. Castro Ferreira, A.-C. Ngonga Ngomo, CoRR abs/2009.07728 (2020).
LibreCat: /record/25358

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: /record/25359

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: /record/25360

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.
LibreCat: /record/20141
DOI: 10.1145/3340531.3412763

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: /record/29042
DOI: 10.3233/SSW200012

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: /record/29009

LIGON – Link Discovery with Noisy Oracles
M. Sherif, K. Dreßler, A.-C. Ngonga Ngomo, in: Proceedings of Ontology Matching Workshop 2020, 2020.
LibreCat: /record/29010

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: /record/29039

LIGER – Link Discovery with Partial Recall
K. Georgala, M. Sherif, A.-C. Ngonga Ngomo, in: Proceedings of Ontology Matching Workshop 2020, 2020.
LibreCat: /record/29007

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: /record/25361
DOI: 10.1109/ACCESS.2019.2930416

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: /record/25362
DOI: 10.3233/SW-180312

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: /record/25363
DOI: 10.1016/j.websem.2018.09.002

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: /record/25364
DOI: 10.1016/j.websem.2018.12.006

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.
LibreCat: /record/25365
DOI: 10.1007/978-3-030-39540-7‑2