Knowledge Graphs at Scale

Pubblicazioni

Native Execution of GraphQL Queries over RDF Graphs Using Multi-Way Joins

Autori: Nikolaos Karalis, Alexander Bigerl, Axel-Cyrille Ngonga Ngomo
Pubblicato in: Knowledge Graphs: Semantics, Machine Learning, and Languages, Numero Volume 56, 2023, Pagina/e 77-93
Editore: IOS Press
DOI: 10.3233/ssw230007

Cross-lingual AMR Aligner: Paying Attention to Cross-Attention

Autori: Martinez Lorenzo, Abelardo Carlos; Huguet Cabot, Pere Lluís; Navigli, Roberto
Pubblicato in: Findings of the Association for Computational Linguistics: ACL 2023, Numero 2023, 2023, Pagina/e 1726–1742
Editore: ACL
DOI: 10.18653/v1/2023.findings-acl.109

EduCOR:An Educational and Career-Oriented Recommendation Ontology

Autori: Eleni Ilkou; Hasan Abu-Rasheed; Mohammadreza Tavakoli; Sherzod Hakimov; Gábor Kismihók; Sören Auer; Wolfgang Nejdl
Pubblicato in: The Semantic Web – ISWC 2021, Numero vol. 12922, 2021
Editore: Springer
DOI: 10.1007/978-3-030-88361-4

Exploring the Potential of Knowledge Graphs to Support Distant Knowledge Search for Innovation

Autori: Dawa Chang
Pubblicato in: 13th ACM Web Science Conference 2021, Numero 1, 2021, Pagina/e 147–148, ISBN 978-1-4503-8525-1
Editore: Association for Computing Machinery
DOI: 10.1145/3462741.3466673

NestE: Modeling Nested Relational Structures for Knowledge Graph Reasoning

Autori: Bo Xiong, Mojtaba Nayyeri, Linhao Luo, Zihao Wang, Shirui Pan,, Steffen Staab
Pubblicato in: Proceedings of the AAAI Conference on Artificial Intelligence, Numero 2024-03-24, 2024
Editore: AAAI
DOI: 10.1609/aaai.v38i8.28772

Ultrahyperbolic Knowledge Graph Embeddings

Autori: Bo Xiong; Shichao Zhu; Mojtaba Nayyeri; Chengjin Xu; Shirui Pan; Chuan Zhou; Steffen Staab
Pubblicato in: ACM SIGKDD Conference on Knowledge Discovery and Data Mining, KDD-22, 2022, Pagina/e Pages 2130–2139
Editore: ACM
DOI: 10.1145/3534678.3539333

Incorporating Graph Information in Transformer-based AMR Parsing

Autori: Vasylenko, Pavlo; Huguet Cabot, Pere Lluís; Martinez Lorenzo, Abelardo Carlos; Navigli, Roberto
Pubblicato in: Findings of the Association for Computational Linguistics: ACL 2023, Numero 19, 2023
Editore: ACL
DOI: 10.18653/v1/2023.findings-acl.125

A Semantic Policy Language for Usage Control

Autori: Ines Akaichi and Sabrina Kirrane
Pubblicato in: Posters, Demos and Workshops at SEMANTiCS 2022, 2022
Editore: CEUR Workshop Proceedings

Pseudo-Riemannian Graph Convolutional Networks

Autori: Bo Xiong, Shichao Zhu, Nico Potyka, Shirui Pan, Chuan Zhou, Steffen Staab
Pubblicato in: 36th Conference on Neural Information Processing Systems (NeurIPS 2022), Numero 31 October 2022, 2022
Editore: Openreivew

(Semi-) Automatic Construction of Knowledge Graph Metadata

Autori: Maryam Mohammadi
Pubblicato in: The Semantic Web: ESWC 2022 Satellite Events, 2022
Editore: Springer-Verlag
DOI: 10.1007/978-3-031-11609-4_32

Faithful Embeddings for EL++ Knowledge Bases

Autori: Bo Xiong; Nico Potyka; Trung-Kien Tran; Mojtaba Nayyeri; Steffen Staab
Pubblicato in: ISWC 2022: 21st International Semantic Web Conference, 2022, Pagina/e Pages 22–38
Editore: Springer
DOI: 10.1007/978-3-031-19433-7_2

Semantic Technology based Usage Control for Decentralized Systems

Autori: Ines Akaichi
Pubblicato in: Proceedings of the Doctoral Consortium at ISWC 2022, 2022
Editore: CEUR Workshop Proceedings

RED$^{\rm FM}$: a Filtered and Multilingual Relation Extraction Dataset

Autori: Cabot, Pere-Lluís Huguet; Tedeschi, Simone; Ngomo, Axel-Cyrille Ngonga; Navigli, Roberto
Pubblicato in: Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics, Numero July 2023, 2023
Editore: ACL 2023
DOI: 10.18653/v1/2023.acl-long.237

Fully-Semantic Parsing and Generation: the BabelNet Meaning Representation

Autori: Abelardo Carlos Martínez Lorenzo, Marco Maru, Roberto Navigli
Pubblicato in: Proceedings of the 60th Annual Meeting of the Association for Computational Linguistics, 2022
Editore: Association for Computational Linguistics
DOI: 10.18653/v1/2022.acl-long.121

Link Prediction with Attention Applied on Multiple Knowledge Graph Embedding Models

Autori: Cosimo Gregucci, Mojtaba Nayyeri, Daniel Hernández, Steffen Staab
Pubblicato in: WWW '23: Proceedings of the ACM Web Conference 2023, Numero April 2023, 2023, Pagina/e Pages 2600–2610
Editore: ACM
DOI: 10.1145/3543507.3583358

BabelNet Meaning Representation: A Fully Semantic Formalism to Overcome Language Barriers

Autori: Navigli, Roberto;Blloshmi, Rexhina;Martinez Lorenzo, Abelardo Carlos
Pubblicato in: Proceedings of the 36th AAAI Conference on Artificial Intelligence, 2022
Editore: Association for the Advancement of Artificial Intelligence
DOI: 10.1609/aaai.v36i11.21490

Toward a Comparison Framework for Interactive Ontology Enrichment Methodologies

Autori: Jarno Vrolijk, Ioannis Reklos, Mahsa Vafaie, Arcangelo Massari, Maryam Mohammadi, Sebastian Rudolph
Pubblicato in: Visualization and Interaction for Ontologies and Linked Data 2022, 2022
Editore: CEUR Workshop Proceedings

Shrinking Embeddings for Hyper-Relational Knowledge Graphs

Autori: Bo Xiong, Mojtaba Nayyeri, Shirui Pan, Steffen Staab
Pubblicato in: Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics, Numero 2023, 2023
Editore: Association for Computational Linguistics
DOI: 10.18653/v1/2023.acl-long.743

Time-aware Entity Alignment using Temporal Relational Attention

Autori: Chengjin Xu, Fenglong Su, Bo Xiong, Jens Lehmann
Pubblicato in: Proceedings of the ACM Web Conference (WWW) 2022, Numero April 2022, 2022, Pagina/e Pages 788–797
Editore: ACM
DOI: 10.1145/3485447.3511922

Symbolic Vs Sub-symbolic AI Methods: Friends or Enemies?

Autori: Ilkou, E., & Koutraki, M. (2020)
Pubblicato in: International Conference on Information and Knowledge Management (CIKM), Numero vol. 2699, 2020, Pagina/e 3523–3524, ISSN 1613-0073
Editore: CEUR Workshop Proceedings (CEUR-WS.org)

HybridFC: A Hybrid Fact-Checking Approach for Knowledge Graphs

Autori: Umair Qudus, Michael Röder, Muhammad Saleem & Axel-Cyrille Ngonga Ngomo
Pubblicato in: The Semantic Web - {ISWC} 2022 - 21st International Semantic Web Conference, Virtual Event, October 23-27, 2022, Proceedings, Numero October 23-27, 2022, 2022, Pagina/e 462-480
Editore: Springer
DOI: 10.1007/978-3-031-19433-7_27

Neural Class Expression Synthesis

Autori: N'Dah Jean Kouagou, Stefan Heindorf, Caglar Demir, Axel-Cyrille Ngonga Ngomo
Pubblicato in: The Semantic Web. ESWC 2023. Lecture Notes in Computer Science, Numero 13870, 2023, Pagina/e 209–226, ISBN 978-3-031-33454-2
Editore: Springer
DOI: 10.1007/978-3-031-33455-9_13

Neural Class Expression Synthesis in ALCHIQ(D)

Autori: N’Dah Jean Kouagou, Stefan Heindorf, Caglar Demir, Axel-Cyrille Ngonga Ngomo
Pubblicato in: Machine Learning and Knowledge Discovery in Databases: Research Track. ECML PKDD 2023. Lecture Notes in Computer Science, Numero 14172, 2023, Pagina/e 196–212, ISBN 978-3-031-43421-1
Editore: Springer
DOI: 10.1007/978-3-031-43421-1_12

AMRs Assemble! Learning to Ensemble with Autoregressive Models for AMR Parsing

Autori: Martinez Lorenzo, Abelardo Carlos; Huguet Cabot, Pere Lluís; Navigli, Roberto
Pubblicato in: Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics, Numero 2023, 2023
Editore: ACL
DOI: 10.18653/v1/2023.acl-short.137

Learning Concept Lengths Accelerates Concept Learning in ALC

Autori: N'Dah Jean Kouagou, Stefan Heindorf, Caglar Demir, Axel-Cyrille Ngonga Ngomo
Pubblicato in: The Semantic Web - 19th International Conference, {ESWC} 2022, Hersonissos, Crete, Greece, May 29 - June 2, 2022, Proceedings, 2022, Pagina/e 236-252
Editore: Springer
DOI: 10.1007/978-3-031-06981-9_14

Hyperbolic Embedding Inference for Structured Multi-Label Prediction

Autori: Bo Xiong, Michael Cochez, Mojtaba Nayyeri, Steffen Staab
Pubblicato in: 36th Conference on Neural Information Processing Systems (NeurIPS 2022)., Numero 31 October 2022, 2022
Editore: Openreview

REBEL: Relation Extraction By End-to-end Language generation

Autori: Pere-Lluís Huguet Cabot, Roberto Navigli
Pubblicato in: Proc. of Findings of EMNLP, 2021, Pagina/e 2370–2381
Editore: European ACL

Us vs. Them: A Dataset of Populist Attitudes, News Bias and Emotions

Autori: Pere-Lluís Huguet Cabot, David Abadi, Agneta Fischer, Ekaterina Shutova
Pubblicato in: Proceedings of the 16th Conference of the European Chapter of the Association for Computational Linguistics: Main Volume, Numero April 19 - 23, 2021, 2021, Pagina/e 1921-1945
Editore: Association for Computational Linguistics
DOI: 10.18653/v1/2021.eacl-main.165

TEMPORALFC: A Temporal Fact Checking approach over Knowledge Graphs

Autori: Umair Qudus, Michael Röder, Sabrina Kirrane, Axel-Cyrille Ngonga Ngomo
Pubblicato in: The Semantic Web – ISWC 2023, Numero November 6-10, 2023, 2023, Pagina/e 465–483
Editore: Springer International Publishing
DOI: 10.1007/978-3-031-47240-4_25

An Empirical Evaluation of Cost-based Federated SPARQL Query Processing Engines

Autori: Umair Qudus and Muhammad Saleem and Axel-Cyrille Ngonga Ngomo and Young-Koo Lee
Pubblicato in: Semantic Web, Numero vol. 12, no. 6, 2021, Pagina/e 843-868, ISSN 1570-0844
Editore: IOS Press
DOI: 10.3233/sw-200420

CollabGraph: A Graph-Based Collaborative Search Summary Visualization

Autori: Eleni Ilkou; Tetiana Tolmachova; Marco Fisichella; Davide Taibi
Pubblicato in: IEEE Transactions on Learning Technologies, Numero VOL. 16, NO. 3, JUNE 2023, 2023, Pagina/e 382-398, ISSN 1939-1382
Editore: Institute of Electrical and Electronics Engineers
DOI: 10.1109/tlt.2023.3242174

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