Ricardo Usbeck

Prof. Dr.

  1. Why reinvent the wheel: Let's build question answering systems together

    Singh, K., Radhakrishna, A. S., Both, A., Shekarpour, S., Lytra, I., Usbeck, R., Vyas, A., Khikmatullaev, A., Punjani, D., Lange, C., Vidal, M. E., Lehmann, J. & Auer, S., 10.04.2018, The Web Conference 2018 - Proceedings of the World Wide Web Conference, WWW 2018. Champin, P.-A., Gandon, F. & Medini, L. (eds.). Association for Computing Machinery, Inc, p. 1247-1256 10 p. (The Web Conference 2018 - Proceedings of the World Wide Web Conference, WWW 2018).

    Research output: Contributions to collected editions/worksArticle in conference proceedingsResearchpeer-review

  2. Using Multi-Label Classification for Improved Question Answering

    Usbeck, R., Hoffmann, M., Röder, M., Lehmann, J. & Ngomo, A.-C. N., 24.10.2017, (In preparation) Conference XXX. 15 p.

    Research output: Contributions to collected editions/worksArticle in conference proceedingsResearch

  3. Joint proceedings of RSP 2017 and QuWeDa 2017

    Calbimonte, J. P. (Editor), Dao-Tran, M. (Editor), Dell'Aglio, D. (Editor), Le Phuoc, D. (Editor), Saleem, M. (Editor), Usbeck, R. (Editor), Verborgh, R. (Editor) & Ngomo, A. C. N. (Editor), 2017, Sun Site Central Europe (RWTH Aachen University). 62 p. (CEUR Workshop Proceedings)

    Research output: Books and anthologiesConference proceedingsResearch

  4. Survey on challenges of Question Answering in the Semantic Web

    Höffner, K., Walter, S., Marx, E., Usbeck, R., Lehmann, J. & Ngonga Ngomo, A. C., 07.08.2017, In: Semantic Web. 8, 6, p. 895-920 26 p.

    Research output: Journal contributionsJournal articlesResearchpeer-review

  5. GENESIS - A generic RDF data access interface

    Ermilov, T., Moussallem, D., Usbeck, R. & Ngomo, A. C. N., 23.08.2017, Proceedings - 2017 IEEE/WIC/ACM International Conference on Web Intelligence, WI 2017. Sheth, A. (ed.). Association for Computing Machinery, Inc, p. 125-131 7 p. (Proceedings - 2017 IEEE/WIC/ACM International Conference on Web Intelligence, WI 2017).

    Research output: Contributions to collected editions/worksArticle in conference proceedingsResearchpeer-review

  6. Question answering over linked data: What is difficult to answer? What affects the F scores?

    Saleem, M., Dastjerdi, S. N., Usbeck, R. & Ngomo, A. C. N., 2017, Joint Proceedings of BLINK2017: 2nd International Workshop on Benchmarking Linked Data and NLIWoD3 : Natural Language Interfaces for the Web of Data. Usbeck, R., Ngomo, A.-C. N., Kim, J.-D., Choi, K.-S., Cimiano, P., Fundulaki, I. & Krithara, A. (eds.). Sun Site Central Europe (RWTH Aachen University), Vol. 1932. (CEUR Workshop Proceedings; vol. 1932).

    Research output: Contributions to collected editions/worksArticle in conference proceedingsResearchpeer-review

  7. OKBQA framework towards an open collaboration for development of natural language question-answering systems over knowledge bases

    Kim, J. D., Unger, C., Ngomo, A. C. N., Freitas, A., Hahm, Y. G., Kim, J., Nam, S., Choi, G. H., Kim, J. U., Usbeck, R., Kang, M. G. & Choi, K. S., 2017, ISWC-P&D-Industry 2017: Proceedings of the ISWC 2017 Posters & Demonstrations and Industry Tracks. Nikitina, N., Song, D., Fokoue, A. & Haase, P. (eds.). Sun Site Central Europe (RWTH Aachen University), Vol. 1963. 4 p. (CEUR Workshop Proceedings; vol. 1963).

    Research output: Contributions to collected editions/worksArticle in conference proceedingsResearchpeer-review

  8. 7th open challenge on question answering over linked data (QALD-7)

    Usbeck, R., Ngomo, A. C. N., Haarmann, B., Krithara, A., Röder, M. & Napolitano, G., 2017, Semantic Web Challenges - 4th SemWebEval Challenge at ESWC 2017, Revised Selected Papers. Dragoni, M., Solanki, M. & Blomqvist, E. (eds.). Springer International Publishing, p. 59-69 11 p. (Communications in Computer and Information Science; vol. 769).

    Research output: Contributions to collected editions/worksArticle in conference proceedingsResearchpeer-review

  9. MAG: A multilingual, knowledge-base agnostic and deterministic entity linking approach

    Moussallem, D., Usbeck, R., Röder, M. & Ngomo, A. C. N., 04.12.2017, Proceedings of the Knowledge Capture Conference, K-CAP 2017. Association for Computing Machinery, Inc, p. 1-8 8 p. 9. (Proceedings of the Knowledge Capture Conference, K-CAP 2017).

    Research output: Contributions to collected editions/worksArticle in conference proceedingsResearchpeer-review

  10. Holistic and scalable ranking of RDF data

    Ngomo, N., Ngomo, N., Hoffmann, M., Usbeck, R. & Jha, K., 01.07.2017, Proceedings - 2017 IEEE International Conference on Big Data, Big Data 2017. Nie, J.-Y., Obradovic, Z., Suzumura, T., Ghosh, R., Nambiar, R., Wang, C., Zang, H., Baeza-Yates, R., Baeza-Yates, R., Hu, X., Kepner, J., Cuzzocrea, A., Tang, J. & Toyoda, M. (eds.). Institute of Electrical and Electronics Engineers Inc., p. 746-755 10 p. (Proceedings - 2017 IEEE International Conference on Big Data, Big Data 2017; vol. 2018-January).

    Research output: Contributions to collected editions/worksArticle in conference proceedingsResearchpeer-review