Ricardo Usbeck
Prof. Dr.

- Informatics
- Business informatics
Research areas
- 2016
Requirements to modern semantic search engine
Usbeck, R., Röder, M., Haase, P., Kozlov, A., Saleem, M. & Ngonga Ngomo, A. C., 06.09.2016, Knowledge Engineering and Semantic Web - 7th International Conference, KESW 2016, Proceedings. Ngomo, A.-C. N. & Křemen, P. (eds.). Springer Nature Switzerland AG, p. 328-343 16 p. (Communications in Computer and Information Science; vol. 649).Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review
A scalable approach for computing semantic relatedness using semantic web data
Diefenbach, D., Usbeck, R., Singh, K. D. & Maret, P., 13.06.2016, 6th International Conference on Web Intelligence, Mining and Semantics, WIMS 2016. Bellot, P., Montmain, J., Harispe, S., Trousset, F., Plantie, M., Akerkar, R., Laurent, A. & Ranwez, S. (eds.). Association for Computing Machinery, Inc, 9 p. 20. (ACM International Conference Proceeding Series; vol. 13-15-June-2016).Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review
CubeQA—question answering on RDF data cubes
Höffner, K., Lehmann, J. & Usbeck, R., 01.01.2016, The Semantic Web – ISWC 2016: 15th International Semantic Web Conference, Kobe, Japan, October 17–21, 2016, Proceedings, Part I. Groth, P., Simperl, E., Gray, A., Sabou, M., Krotzsch, M., Lecue, F., Lecue, F., Flock, F. & Gil, Y. (eds.). Springer-Verlag Wien, p. 325-340 16 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 9981 LNCS).Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review
- 2015
DeFacto - Temporal and multilingual deep fact validation
Gerber, D., Esteves, D., Lehmann, J., Bühmann, L., Usbeck, R., Ngonga Ngomo, A. C. & Speck, R., 01.12.2015, In: Journal of Web Semantics. 35, p. 85-101 17 p.Research output: Journal contributions › Journal articles › Research › peer-review
Analyse von Mikro-Blogging-Daten: Korrelation und Visualisierung von Twitter Hashtags
Usbeck, R., 10.2015, In: Informatik-Spektrum. 38, 5, p. 400-405 6 p.Research output: Journal contributions › Journal articles › Research › peer-review
MEX vocabulary: A lightweight interchange format for machine learning experiments
Esteves, D., Moussallem, D., Neto, C. B., Soru, T., Usbeck, R., Ackermann, M. & Lehmann, J., 16.09.2015, Proceedings of the 11th International Conference on Semantic Systems, SEMANTiCS 2015. Polleres, A., Hellmann, S. & Parreira, J. X. (eds.). Association for Computing Machinery, Inc, p. 169-176 8 p. (ACM International Conference Proceeding Series; vol. 16-17-September-2015).Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review
HAWK@QALD5 - Trying to answer hybrid questions with various simple ranking techniques
Usbeck, R. & Ngomo, A. C. N., 09.2015, CLEF 2015: Working Notes of CLEF 2015 - Conference and Labs of the Evaluation forum Toulouse, France, September 8-11, 2015.. Cappellato, L., Ferro, N., Jones, G. J. F. & Juan, E. S. (eds.). Sun Site Central Europe (RWTH Aachen University), Vol. 1391. p. 1-7 7 p. 69. (CEUR Workshop Proceedings; vol. 1391).Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review
GERBIL - General entity annotator benchmarking framework
Usbeck, R., Röder, M., Ngomo, A. C. N., Baron, C., Both, A., Brümmer, M., Ceccarelli, D., Cornolti, M., Cherix, D., Eickmann, B., Ferragina, P., Lemke, C., Moro, A., Navigli, R., Piccinno, F., Rizzo, G., Sack, H., Speck, R., Troncy, R., Waitelonis, J. & Wesemann, L., 18.05.2015, WWW 2015 - Proceedings of the 24th International Conference on World Wide Web. Gangemi, A., Leonardi, S. & Panconesi, A. (eds.). Association for Computing Machinery, Inc, p. 1133-1143 11 p. (WWW 2015 - Proceedings of the 24th International Conference on World Wide Web).Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review
Developing a sustainable platform for entity annotation benchmarks
Röder, M., Usbeck, R. & Ngonga, A. C., 01.01.2015, The Semantic Web: ESWC 2015 Satellite Events - ESWC 2015 Satellite Events. Zimmermann, A., Villata, S., Breslin, J., Faron-Zucker, C., Gandon, F. & Guéret, C. (eds.). Springer International Publishing, p. 190-196 7 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 9341).Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review
Evaluating entity annotators using GERBIL
Usbeck, R., Röder, M. & Ngonga Ngomo, A. C., 01.01.2015, The Semantic Web: ESWC 2015 Satellite Events - ESWC 2015 Satellite Events. Zimmermann, A., Villata, S., Breslin, J., Faron-Zucker, C., Gandon, F. & Guéret, C. (eds.). Springer International Publishing, p. 159-164 6 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 9341).Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review
HAWK - hybrid question answering using linked data
Usbeck, R., Ngomo, A. C. N., Bühmann, L. & Unger, C., 01.01.2015, The Semantic Web: Latest Advances and New Domains - 12th European Semantic Web Conference, ESWC 2015, Proceedings. Gandon, F., Sack, H., Zimmermann, A., Sabou, M., d’Amato, C. & Cudré-Mauroux, P. (eds.). Springer Nature Switzerland AG, p. 353-368 16 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 9088).Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review
ASSESS — automatic self-assessment using linked data
Bühmann, L., Usbeck, R. & Ngonga Ngomo, A. C., 2015, The Semantic Web – ISWC 2015 - 14th International Semantic Web Conference, Proceedings. Arenas, M., Corcho, O., Simperl, E., Strohmaier, M., d’Aquin, M., Srinivas, K., Groth, P., Dumontier, M., Heflin, J., Thirunarayan, K. & Staab, S. (eds.). Springer-Verlag Wien, p. 76-89 14 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 9367).Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review
CETUS – a baseline approach to type extraction
Röder, M., Usbeck, R., Speck, R. & Ngonga Ngomo, A. C., 2015, Semantic Web Evaluation Challenges - SemWebEval, ESWC 2015, Revised Selected Papers. Stankovic, M., Gandon, F., Cabrio, E. & Zimmermann, A. (eds.). Springer International Publishing, p. 16-27 12 p. (Communications in Computer and Information Science; vol. 548).Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review
- 2014
Multilingual disambiguation of named entities using linked data
Usbeck, R., Ngonga Ngomo, A. C., Luo, W. & Wesemann, L., 20.10.2014, Proceedings of the ISWC 2014 Posters & Demonstrations Track. Horridge, M., Rospocher, M. & Ossenbruggen, J. V. (eds.). Aachen: Sun Site Central Europe (RWTH Aachen University), Vol. 1272. p. 101-104 4 p. (CEUR Workshop Proceedings; vol. 1272).Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review
Cross-document coreference resolution using latent features
Ngonga Ngomo, A. C., Röder, M. & Usbeck, R., 15.10.2014, Linked Data for Information Extraction 2014. : Proceedings of the Second International Workshop on Linked Data for Information Extraction (LD4IE 2014), Riva del Garda, Italy, October 20, 2014.. Gentile, A. L., Zhang, Z., d'Amato, C. & Paulheim, H. (eds.). Sun Site Central Europe (RWTH Aachen University), Vol. 1267. p. 33-44 12 p. (CEUR Workshop Proceedings; vol. 1267).Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review
A Service-oriented Search framework for full text, geospatial and semantic search
Both, A., Ngomo, A. C. N., Usbeck, R., Lukovnikov, D., Lemke, C. & Speicher, M., 04.09.2014, SEMANTiCS 2014: Proceedings of the 10th International Conference on Semantic Systems. Sack, H., Filipowska, A., Lehmann, J. & Hellmann, S. (eds.). New York: Association for Computing Machinery, Inc, p. 65-72 8 p. (ACM International Conference Proceeding Series; vol. 2014-September, no. September).Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review
Towards an open question answering architecture
Marx, E., Usbeck, R., Ngomo, A. C. N., Höffner, K., Lehmann, J. & Auer, S., 04.09.2014, SEMANTiCS 2014: Proceedings of the 10th International Conference on Semantic Systems. Sack, H., Filipowska, A., Lehmann, J. & Hellmann, S. (eds.). New York: Association for Computing Machinery, Inc, p. 57-60 4 p. (ACM International Conference Proceeding Series; vol. 2014-September, no. September).Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review
NIF4OGGD - NLP interchange format for open German governmental data
Sherif, M. A., Coelho, S., Usbeck, R., Hellmann, S., Lehmann, J., Brümmer, M. & Both, A., 05.2014, Proceedings of the 9th International Conference on Language Resources and Evaluation, LREC 2014. Calzolari, N., Choukri, K., Goggi, S., Declerck, T., Mariani, J., Maegaard, B., Moreno, A., Odijk, J., Mazo, H., Piperidis, S. & Loftsson, H. (eds.). Reykjavik, Iceland: European Language Resources Association (ELRA), p. 3524-3528 5 p. (Proceedings of the 9th International Conference on Language Resources and Evaluation, LREC 2014).Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review
N3 - A collection of datasets for named entity recognition and disambiguation in the NLP interchange format
Röder, M., Usbeck, R., Hellmann, S., Gerber, D. & Both, A., 05.2014, Proceedings of the 9th International Conference on Language Resources and Evaluation, LREC 2014. Calzolari, N., Choukri, K., Goggi, S., Declerck, T., Mariani, J., Maegaard, B., Moreno, A., Odijk, J., Mazo, H., Piperidis, S. & Loftsson, H. (eds.). Reykjavik, Iceland: European Language Resources Association (ELRA), p. 3529-3533 5 p. (Proceedings of the 9th International Conference on Language Resources and Evaluation, LREC 2014).Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review
An incomplete and simplifying introduction to linked data
Jentzsch, A., Usbeck, R. & Vrandečić, D., 03.04.2014, Perspectives on Ontology Learning. Lehmann, J. & Völker, J. (eds.). IOS Press BV, Vol. 18. p. 21-34 14 p. (Studies on the Semantic Web; vol. 18).Research output: Contributions to collected editions/works › Chapter › peer-review
AGDISTIS - Graph-based disambiguation of named entities using linked data
Usbeck, R., Ngomo, A. C. N., Röder, M., Gerber, D., Coelho, S. A., Auer, S. & Both, A., 01.01.2014, The SemanticWeb - ISWC 2014 - 13th International SemanticWeb Conference, Proceedings. Tudorache, T., Knoblock, C., Groth, P., Goble, C., Welty, C., Bernstein, A., Mika, P., Vrandečić, D., Noy, N. & Janowicz, K. (eds.). Springer-Verlag Wien, p. 457-471 15 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 8796).Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review
Combining linked data and statistical information retrieval: Next generation information systems
Usbeck, R., 01.01.2014, The Semantic Web: Trends and Challenges - 11th International Conference, ESWC 2014, Proceedings. Presutti, V., d'Amato, C., Gandon, F., d'Aquin, M., Staab, S. & Tordai, A. (eds.). Springer-Verlag Wien, p. 845-854 10 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 8465 LNCS).Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review
AGDISTIS-agnostic disambiguation of named entities using linked open data
Usbeck, R., Ngonga Ngomo, A. C., Röder, M., Gerber, D., Athaide Coelho, S., Auer, S. & Both, A., 2014, ECAI 2014 - 21st European Conference on Artificial Intelligence, Including Prestigious Applications of Intelligent Systems, PAIS 2014, Proceedings. Schaub, T., Friedrich, G. & O'Sullivan, B. (eds.). IOS Press BV, p. 1113-1114 2 p. (Frontiers in Artificial Intelligence and Applications; vol. 263).Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review
CROCUS: Cluster-based ontology data cleansing
Cherix, D., Usbeck, R., Both, A. & Lehmann, J., 2014, WaSABi-FEOSW 2014 : Joint Proceedings of WaSABi 2014 and FEOSW 2014. García-Crespo, A., Gómez Berbís, J. M., Radzimski, M., Cervantes, J. L. S., Coppens, S., Hammar, K., Knuth, M., Neumann, M., Ritze, D. & Sande, M. V. (eds.). Sun Site Central Europe (RWTH Aachen University), Vol. 1240. p. 7-14 8 p. (CEUR Workshop Proceedings; vol. 1240).Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review
Lessons learned — The case of CROCUS: Cluster-based ontology data cleansing
Cherix, D., Usbeck, R., Both, A. & Lehmann, J., 2014, The Semantic Web: ESWC 2014 Satellite Events: ESWC 2014 Satellite Events, Anissaras, Crete, Greece, May 25-29, 2014. Tordai, A., Blomqvist, E., Sack, H., Troncy, R., Presutti, V. & Papadakis, I. (eds.). Springer Nature Switzerland AG, p. 14-24 11 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 8798).Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review
Web-scale extension of RDF knowledge bases from templated websites
Bühmann, L., Usbeck, R., Ngomo, A. C. N., Saleem, M., Both, A., Crescenzi, V., Merialdo, P. & Qiu, D., 2014, The SemanticWeb - ISWC 2014 - 13th International SemanticWeb Conference, Proceedings. Tudorache, T., Knoblock, C., Groth, P., Goble, C., Welty, C., Bernstein, A., Mika, P., Vrandečić, D., Noy, N. & Janowicz, K. (eds.). Springer Nature Switzerland AG, p. 66-81 16 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 8796).Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review
- 2013
- Published
Analyse von Mikro-Blog-Daten
Usbeck, R., 2013, Informatiktage 2013 - Fachwissenschaftlicher Informatik-Kongress, 22. und 23. März 2013. Gesellschaft für Informatik e.V., p. 165-168 4 p. (Lecture Notes in Informatics (LNI); vol. S12).Research output: Contributions to collected editions/works › Article in conference proceedings › Research
Investigating quality raters' performance using interface evaluation methods
Röder, M., Speicher, M. & Usbeck, R., 2013, Informatik 2013 - 43. Jahrestagung der Gesellschaft fur Informatik e.V. (GI): Informatik Angepasst an Mensch, Organisation und Umwelt. Horbach, M. (ed.). Bonn: Gesellschaft für Informatik e.V., p. 137-139 3 p. (Lecture Notes in Informatics (LNI), Proceedings - Series of the Gesellschaft fur Informatik (GI); vol. 220).Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review
Real-time RDF extraction from unstructured data streams
Gerber, D., Hellmann, S., Bühmann, L., Soru, T., Usbeck, R. & Ngonga Ngomo, A. C., 2013, The Semantic Web, ISWC 2013: 12th International Semantic Web Conference, Proceedings. Alani, H., Kagal, L., Fokoue, A., Groth, P., Biemann, C., Parreira, J. X., Aroyo, L., Noy, N., Welty, C. & Janowicz, K. (eds.). Springer Verlag, p. 135-150 16 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 8218 LNCS, no. PART 1).Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review
- 2011
On the distinctiveness of tags in collaborative tagging systems
Gohr, A., Hinneburg, A., Spiliopoulou, M. & Usbeck, R., 25.05.2011, WIMS'11 - Proceedings of the International Conference on Web Intelligence, Mining and Semantics. Akerkar, R. (ed.). Association for Computing Machinery, Inc, p. 1-5 5 p. 62. (ACM International Conference Proceeding Series).Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review
Analyse divergenten Nutzerverhaltens in kollaborativen Tagging-Systemen
Usbeck, R., 2011, Informatiktage 2011 - Fachwissenschaftlicher Informatik-Kongress, 25. und 26. März 2011, B-IT Bonn-Aachen International Center for Information Technology in Bonn. Gesellschaft für Informatik e.V., p. 135-138 4 p. (Lecture Notes in Informatics (LNI) ; vol. S-10).Research output: Contributions to collected editions/works › Chapter