Publications

You can find a list of completed Phd theses here.

503 entries « 2 of 11 »

2021

Tahmasebzadeh, Golsa; Kacupaj, Endri; Müller-Budack, Eric; Hakimov, Sherzod; Lehmann, Jens; Ewerth, Ralph

GeoWINE: Geolocation based Wiki, Image, News and Event Retrieval Inproceedings

In: SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021, pp. 2565–2569, ACM, 2021.

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Elahi, Mehdi; Moghaddam, Farshad Bakhshandegan; Hosseini, Reza; Rimaz, Mohammad Hossein; Ioini, Nabil El; Tkalcic, Marko; Trattner, Christoph; Tillo, Tammam

Recommending Videos in Cold Start With Automatic Visual Tags Inproceedings

In: Adjunct Publication of the 29th ACM Conference on User Modeling, Adaptation and Personalization, UMAP 2021, Utrecht, The Netherlands, June 21-25, 2021, pp. 54–60, ACM, 2021.

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Bagozi, Ada; Bianchini, Devis; Rula, Anisa

A Multi-perspective Model of Smart Products for Designing Web-Based Services on the Production Chain Inproceedings

In: Web Information Systems Engineering - WISE 2021 - 22nd International Conference on Web Information Systems Engineering, WISE 2021, Melbourne, VIC, Australia, October 26-29, 2021, Proceedings, Part II, pp. 447–462, Springer, 2021.

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Bastos, Anson; Nadgeri, Abhishek; Singh, Kuldeep; Shekarpour, Isaiah Onando Mulang'and Saeedeh; Hoffart, Johannes; Kaul, Manohar

RECON: Relation Extraction using Knowledge Graph Context in a Graph Neural Network Inproceedings

In: WWW '21: The Web Conference 2021, Virtual Event / Ljubljana, Slovenia, April 19-23, 2021, pp. 1673–1685, ACM / IW3C2, 2021.

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Nayyeri, Mojtaba; Cil, Gökce Müge; Vahdati, Sahar; Osborne, Francesco; Kravchenko, Andrey; Angioni, Simone; Salatino, Angelo A.; Recupero, Diego Reforgiato; Motta, Enrico; Lehmann, Jens

Link Prediction of Weighted textbackslashfontencodingLELAtextbackslashselectfontḩar47riples for Knowledge Graph Completion Within the Scholarly textbackslashDJomain Journal Article

In: IEEE Access, vol. 9, pp. 116002–116014, 2021.

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Nayyeri, Mojtaba; Cil, Gökce Müge; Vahdati, Sahar; Osborne, Francesco; Kravchenko, Andrey; Angioni, Simone; Salatino, Angelo A.; Recupero, Diego Reforgiato; Motta, Enrico; Lehmann, Jens

Link Prediction of Weighted Triples for Knowledge Graph Completion Within the Scholarly Domain Journal Article

In: IEEE Access, vol. 9, pp. 116002–116014, 2021.

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Bharadhwaj, Vinay Srinivas; Ali, Mehdi; Birkenbihl, Colin; Mubeen, Sarah; Lehmann, Jens; Hofmann-Apitius, Martin; Hoyt, Charles Tapley; Domingo-Fernández, Daniel

CLEP: a hybrid data- and knowledge-driven framework for generating patient representations Journal Article

In: Bioinform., vol. 37, no. 19, pp. 3311–3318, 2021.

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Grubenmann, Tobias; Lehmann, Jens

Geolog: Scalable Logic Programming on Spatial Data Inproceedings

In: Proceedings 37th International Conference on Logic Programming (Technical Communications), ICLP Technical Communications 2021, Porto (virtual event), 20-27th September 2021, pp. 191–204, 2021.

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Hogan, Aidan; Blomqvist, Eva; Cochez, Michael; d'Amato, Claudia; Melo, Gerard; Gutiérrez, Claudio; Kirrane, Sabrina; Gayo, José Emilio Labra; Navigli, Roberto; Neumaier, Sebastian; Ngomo, Axel-Cyrille Ngonga; Polleres, Axel; Rashid, Sabbir M.; Rula, Anisa; Schmelzeisen, Lukas; Sequeda, Juan F.; Staab, Steffen; Zimmermann, Antoine

Knowledge Graphs Journal Article

In: ACM Comput. Surv., vol. 54, no. 4, pp. 71:1–71:37, 2021.

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Nayyeri, Mojtaba; Cil, Gökce Müge; Vahdati, Sahar; Osborne, Francesco; Rahman, Mahfuzur; Angioni, Simone; Salatino, Angelo A.; Recupero, Diego Reforgiato; Vassilyeva, Nadezhda; Motta, Enrico; Lehmann, Jens

Trans4E: Link prediction on scholarly knowledge graphs Journal Article

In: Neurocomputing, vol. 461, pp. 530–542, 2021.

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Ali, Mohamed Hassan Mohamed; Fathalla, Said; Kholief, Mohamed; Hassan, Yasser Fouad

Learning Non-Taxonomic Relations of Ontologies: A Systematic Review Journal Article

In: Int. J. Semantic Web Inf. Syst., vol. 17, no. 1, pp. 97–122, 2021.

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Oliveira, Italo Lopes; Fileto, Renato; Speck, René; Garcia, Lu'is Paulo F.; Moussallem, Diego; Lehmann, Jens

Towards holistic Entity Linking: Survey and directions Journal Article

In: Inf. Syst., vol. 95, pp. 101624, 2021.

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Ali, Mehdi; Berrendorf, Max; Hoyt, Charles Tapley; Vermue, Laurent; Sharifzadeh, Sahand; Tresp, Volker; Lehmann, Jens

PyKEEN 1.0: A Python Library for Training and Evaluating Knowledge Graph Embeddings Journal Article

In: J. Mach. Learn. Res., vol. 22, pp. 82:1–82:6, 2021.

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Ngomo, Axel-Cyrille Ngonga; Sherif, Mohamed Ahmed; Georgala, Kleanthi; Hassan, Mofeed Mohamed; Dreßler, Kevin; Lyko, Klaus; Obraczka, Daniel; Soru, Tommaso

LIMES: A Framework for Link Discovery on the Semantic Web Journal Article

In: Künstliche Intell., vol. 35, no. 3, pp. 413–423, 2021.

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Rivas, Ariam; Grangel-González, Irlán; Collarana, Diego; Lehmann, Jens; Vidal, Maria-Esther

Discover Relations in the Industry 4.0 Standards Via Unsupervised Learning on Knowledge Graph Embeddings Journal Article

In: J. Data Intell., vol. 2, no. 3, pp. 326–347, 2021.

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Lackner, Arthur; Fathalla, Said; Nayyeri, Mojtaba; Behrend, Andreas; Manthey, Rainer; Auer, Sören; Lehmann, Jens; Vahdati, Sahar

Analysing the evolution of computer science events leveraging a scholarly knowledge graph: a scientometrics study of top-ranked events in the past decade Journal Article

In: Scientometrics, vol. 126, no. 9, pp. 8129–8151, 2021.

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Vahdati, Sahar; Fathalla, Said; Lange, Christoph; Behrend, Andreas; Say, Aysegul; Say, Zeynep; Auer, Sören

A comprehensive quality assessment framework for scientific events Journal Article

In: Scientometrics, vol. 126, no. 1, pp. 641–682, 2021.

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Adamczak, Jens; Deldjoo, Yashar; Moghaddam, Farshad Bakhshandegan; Knees, Peter; Leyson, Gerard Paul; Monreal, Philipp

Session-based Hotel Recommendations Dataset: As part of the ACM Recommender System Challenge 2019 Journal Article

In: ACM Trans. Intell. Syst. Technol., vol. 12, no. 1, pp. 1:1–1:20, 2021.

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Chakraborty, Nilesh; Lukovnikov, Denis; Maheshwari, Gaurav; Trivedi, Priyansh; Lehmann, Jens; Fischer, Asja

Introduction to neural network-based question answering over knowledge graphs Journal Article

In: WIREs Data Mining Knowl. Discov., vol. 11, no. 3, 2021.

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Ding, Linfang; Xiao, Guohui; Pano, Albulen; Stadler, Claus; Calvanese, Diego

Towards the next generation of the LinkedGeoData project using virtual knowledge graphs Journal Article

In: J. Web Semant., vol. 71, pp. 100662, 2021.

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Mami, Mohamed Nadjib

Strategies for a Semantified Uniform Access to Large and Heterogeneous Data Sources PhD Thesis

University of Bonn, Germany, 2021.

Abstract | Links | BibTeX

Mulang', Isaiah Onando

Knowledge Context for Entity and Relation Linking PhD Thesis

University of Bonn, Germany, 2021.

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Thakker, Harsh Vrajeshkumar

On Supporting Interoperability between RDF and Property Graph Databases PhD Thesis

University of Bonn, Germany, 2021.

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2020

Elias, Mirette; Tavakoli, MohammadReza; Lohmann, Steffen; Kismihók, Gábor; Auer, Sören

An OER Recommender System Supporting Accessibility Requirements Inproceedings

In: ASSETS '20: The 22nd International ACM SIGACCESS Conference on Computers and Accessibility, Virtual Event, Greece, October 26-28, 2020, pp. 57:1–57:4, ACM, 2020.

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Jabeen, Hajira; Weinz, Jonas; Lehmann, Jens

AutoChef: Automated Generation of Cooking Recipes Inproceedings

In: IEEE Congress on Evolutionary Computation, CEC 2020, Glasgow, United Kingdom, July 19-24, 2020, pp. 1–7, IEEE, 2020.

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Armitage, Jason; Kacupaj, Endri; Tahmasebzadeh, Golsa; Swati,; Maleshkova, Maria; Ewerth, Ralph; Lehmann, Jens

MLM: A Benchmark Dataset for Multitask Learning with Multiple Languages and Modalities Inproceedings

In: CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, Virtual Event, Ireland, October 19-23, 2020, pp. 2967–2974, ACM, 2020.

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Iglesias, Enrique; Jozashoori, Samaneh; Chaves-Fraga, David; Collarana, Diego; Vidal, Maria-Esther

SDM-RDFizer: An RML Interpreter for the Efficient Creation of RDF Knowledge Graphs Inproceedings

In: CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, Virtual Event, Ireland, October 19-23, 2020, pp. 3039–3046, ACM, 2020.

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Singh, Isaiah Onando Mulang'and Kuldeep; Prabhu, Chaitali; Nadgeri, Abhishek; Hoffart, Johannes; Lehmann, Jens

Evaluating the Impact of Knowledge Graph Context on Entity Disambiguation Models Inproceedings

In: CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, Virtual Event, Ireland, October 19-23, 2020, pp. 2157–2160, ACM, 2020.

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Nedelchev, Rostislav; Lehmann, Jens; Usbeck, Ricardo

Language Model Transformers as Evaluators for Open-domain Dialogues Inproceedings

In: Proceedings of the 28th International Conference on Computational Linguistics, COLING 2020, Barcelona, Spain (Online), December 8-13, 2020, pp. 6797–6808, International Committee on Computational Linguistics, 2020.

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Xu, Chengjin; Nayyeri, Mojtaba; Alkhoury, Fouad; Yazdi, Hamed Shariat; Lehmann, Jens

TeRo: A Time-aware Knowledge Graph Embedding via Temporal Rotation Inproceedings

In: Proceedings of the 28th International Conference on Computational Linguistics, COLING 2020, Barcelona, Spain (Online), December 8-13, 2020, pp. 1583–1593, International Committee on Computational Linguistics, 2020.

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Xu, Chengjin; Nayyeri, Mojtaba; Chen, Yung-Yu; Lehmann, Jens

Knowledge Graph Embeddings in Geometric Algebras Inproceedings

In: Proceedings of the 28th International Conference on Computational Linguistics, COLING 2020, Barcelona, Spain (Online), December 8-13, 2020, pp. 530–544, International Committee on Computational Linguistics, 2020.

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Rivas, Ariam; Grangel-González, Irlán; Collarana, Diego; Lehmann, Jens; Vidal, Maria-Esther

Unveiling Relations in the Industry 4.0 Standards Landscape Based on Knowledge Graph Embeddings Inproceedings

In: Database and Expert Systems Applications - 31st International Conference, DEXA 2020, Bratislava, Slovakia, September 14-17, 2020, Proceedings, Part II, pp. 179–194, Springer, 2020.

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Sibarani, Elisa Margareth; Scerri, Simon

SCODIS: Job Advert-Derived Time Series for High-Demand Skillset Discovery and Prediction Inproceedings

In: Database and Expert Systems Applications - 31st International Conference, DEXA 2020, Bratislava, Slovakia, September 14-17, 2020, Proceedings, Part II, pp. 366–381, Springer, 2020.

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Alam, Mirza Mohtashim; Nayyeri, Mojtaba; Xu, Chengjin; Rony, Md. Rashad Al Hasan; Yazdi, Hamed Shariat; Sadeghi, Afshin; Lehmann, Jens

The Effect of Rule Injectionin a Leakage Free Dataset Inproceedings

In: Proceedings of the International Workshop on Knowledge Representation and Representation Learning co-located with the 24th European Conference on Artificial Intelligence (ECAI 2020), Virtual Event, September, 2020, pp. 28–35, CEUR-WS.org, 2020.

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Khvalchik, Maria; Galkin, Mikhail

Departamento de Nosotros: How Machine Translated Corpora Affects Language Models in MRC Tasks Inproceedings

In: Proceedings of the Workshop on Hybrid Intelligence for Natural Language Processing Tasks (HI4NLP 2020) co-located with 24th European Conference on Artificial Intelligence (ECAI 2020), Santiago de Compostela, Spain, August 29, 2020, pp. 29–33, CEUR-WS.org, 2020.

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Sadeghi, Afshin; Graux, Damien; Yazdi, Hamed Shariat; Lehmann, Jens

MDE: Multiple Distance Embeddings for Link Prediction in Knowledge Graphs Inproceedings

In: ECAI 2020 - 24th European Conference on Artificial Intelligence, 29 August-8 September 2020, Santiago de Compostela, Spain, August 29 - September 8, 2020 - Including 10th Conference on Prestigious Applications of Artificial Intelligence (PAIS 2020), pp. 1427–1434, IOS Press, 2020.

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Xu, Chengjin; Nayyeri, Mojtaba; Vahdati, Sahar; Lehmann, Jens

Multiple Run Ensemble Learning with Low Dimensional Knowledge Graph Embeddings Inproceedings

In: Proceedings of the International Workshop on Knowledge Representation and Representation Learning co-located with the 24th European Conference on Artificial Intelligence (ECAI 2020), Virtual Event, September, 2020, pp. 36–42, CEUR-WS.org, 2020.

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Zafar, Hamid; Tavakol, Maryam; Lehmann, Jens

Distantly Supervised Question Parsing Inproceedings

In: ECAI 2020 - 24th European Conference on Artificial Intelligence, 29 August-8 September 2020, Santiago de Compostela, Spain, August 29 - September 8, 2020 - Including 10th Conference on Prestigious Applications of Artificial Intelligence (PAIS 2020), pp. 2290–2297, IOS Press, 2020.

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Elias, Mirette; Oelen, Allard; Tavakoli, MohammadReza; Kismihók, Gábor; Auer, Sören

Quality Evaluation of Open Educational Resources Inproceedings

In: Addressing Global Challenges and Quality Education - 15th European Conference on Technology Enhanced Learning, EC-TEL 2020, Heidelberg, Germany, September 14-18, 2020, Proceedings, pp. 410–415, Springer, 2020.

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Galkin, Mikhail; Trivedi, Priyansh; Maheshwari, Gaurav; Usbeck, Ricardo; Lehmann, Jens

Message Passing for Hyper-Relational Knowledge Graphs Inproceedings

In: Proceedings of the 2020 Conference on Empirical Methods in Natural Language Processing, EMNLP 2020, Online, November 16-20, 2020, pp. 7346–7359, Association for Computational Linguistics, 2020.

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Say, Zeynep; Fathalla, Said; Vahdati, Sahar; Lehmann, Jens; Auer, Sören

Ontology Design for Pharmaceutical Research Outcomes Inproceedings

In: Digital Libraries for Open Knowledge - 24th International Conference on Theory and Practice of Digital Libraries, TPDL 2020, Lyon, France, August 25-27, 2020, Proceedings, pp. 119–132, Springer, 2020.

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Alam, Mirza Mohtashim; Jabeen, Hajira; Ali, Mehdi; Mohiuddin, Karishma; Lehmann, Jens

Affinity Dependent Negative Sampling for Knowledge Graph Embeddings Inproceedings

In: Proceedings of the Workshop on Deep Learning for Knowledge Graphs (DL4KG2020) co-located with the 17th Extended Semantic Web Conference 2020 (ESWC 2020), Heraklion, Greece, June 02, 2020 - moved online, CEUR-WS.org, 2020.

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Armitage, Jason; Thakur, Shramana; Tripathi, Rishi; Maleshkova, Maria; Lehmann, Jens

Training Multimodal Systems for Classification with Multiple Objectives Inproceedings

In: Proceedings of the 1st International Workshop on Cross-lingual Event-centric Open Analytics co-located with the 17th Extended Semantic Web Conference (ESWC 2020), Heraklion, Crete, Greece, June 3, 2020 (online event due to COVID-19 outbreak), pp. 57–71, CEUR-WS.org, 2020.

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Bader, Sebastian R.; Grangel-González, Irlán; Nanjappa, Priyanka; Vidal, Maria-Esther; Maleshkova, Maria

A Knowledge Graph for Industry 4.0 Inproceedings

In: The Semantic Web - 17th International Conference, ESWC 2020, Heraklion, Crete, Greece, May 31-June 4, 2020, Proceedings, pp. 465–480, Springer, 2020.

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Bader, Sebastian R.; Maleshkova, Maria

Towards Integrated Data Control for Digital Twins in Industry 4.0 Inproceedings

In: Proceedings of the International Workshop on Semantic Digital Twins co-located with the 17th Extended Semantic Web Conference, SeDiT@ESWC 2020, Heraklion, Greece, June 3, 2020, CEUR-WS.org, 2020.

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Chau, Minh Triet; Esteves, Diego; Lehmann, Jens

A Neural-based model to Predict the Future Natural Gas Market Price through Open-domain Event Extraction Inproceedings

In: Proceedings of the 1st International Workshop on Cross-lingual Event-centric Open Analytics co-located with the 17th Extended Semantic Web Conference (ESWC 2020), Heraklion, Crete, Greece, June 3, 2020 (online event due to COVID-19 outbreak), pp. 17–31, CEUR-WS.org, 2020.

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Kacupaj, Endri; Zafar, Hamid; Lehmann, Jens; Maleshkova, Maria

VQuAnDa: Verbalization QUestion ANswering DAtaset Inproceedings

In: The Semantic Web - 17th International Conference, ESWC 2020, Heraklion, Crete, Greece, May 31-June 4, 2020, Proceedings, pp. 531–547, Springer, 2020.

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Mami, Mohamed Nadjib; Grangel-González, Irlán; Graux, Damien; Elezi, Enkeleda; Lösch, Felix

Semantic Data Integration for the SMT Manufacturing Process Using SANSA Stack Inproceedings

In: The Semantic Web: ESWC 2020 Satellite Events - ESWC 2020 Satellite Events, Heraklion, Crete, Greece, May 31 - June 4, 2020, Revised Selected Papers, pp. 307–311, Springer, 2020.

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Nayyeri, Mojtaba; Vahdati, Sahar; Zhou, Xiaotian; Yazdi, Hamed Shariat; Lehmann, Jens

Embedding-Based Recommendations on Scholarly Knowledge Graphs Inproceedings

In: The Semantic Web - 17th International Conference, ESWC 2020, Heraklion, Crete, Greece, May 31-June 4, 2020, Proceedings, pp. 255–270, Springer, 2020.

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Elahi, Mehdi; Hosseini, Reza; Rimaz, Mohammad Hossein; Moghaddam, Farshad Bakhshandegan; Trattner, Christoph

Visually-Aware Video Recommendation in the Cold Start Inproceedings

In: HT '20: 31st ACM Conference on Hypertext and Social Media, Virtual Event, USA, July 13-15, 2020, pp. 225–229, ACM, 2020.

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503 entries « 2 of 11 »