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Dr. Ricardo Usbeck
Alumni
Projects
Publications
Knowledge Graph Question Answering using Graph-Pattern Isomorphism
SEMANTiCS 2021, 2021, #article
An Approach for Ex-Post-Facto Analysis of Knowledge Graph-Driven Chatbots -- the DBpedia Chatbot
International Workshop on Chatbot Research and Design, 2019, #article
QUANT - Question Answering Benchmark Curator
Semantic Systems. The Power of AI and Knowledge Graphs, 2019, #inproceedings
Finding Datasets in Publications: The University of Paderborn Approach
Rich Search and Discovery for Research Datasets, 2019, #incollection
Entity Linking in 40 Languages using MAG
The Semantic Web, ESWC 2018, Lecture Notes in Computer Science, 2018, #inproceedings
DICE @ TREC-IS 2018: Combining Knowledge Graphs and Deep Learning to Identify Crisis-Relevant Tweets
Proceedings of the Twenty-Seventh Text REtrieval Conference, TREC 2018, Gaithersburg, Maryland, USA, November 14-16, 2018, 2018, #inproceedings
9th Challenge on Question Answering over Linked Data (QALD-9) (invited paper)
Joint proceedings of the 4th Workshop on Semantic Deep Learning (SemDeep-4) and NLIWoD4: Natural Language Interfaces for the Web of Data (NLIWOD-4) and 9th Question Answering over Linked Data challenge (QALD-9) co-located with 17th International Semantic Web Conference (ISWC 2018), Monterey, California, United States of America, October 8th - 9th, 2018., 2018, #inproceedings
Why Reinvent the Wheel: Let's Build Question Answering Systems Together
Proceedings of the 2018 World Wide Web Conference on World Wide Web, WWW 2018, Lyon, France, April 23-27, 2018, 2018, #inproceedings
8th Challenge on Question Answering over Linked Data (QALD-8)
Joint proceedings of the 4th Workshop on Semantic Deep Learning (SemDeep-4) and NLIWoD4: Natural Language Interfaces for the Web of Data (NLIWOD-4) and 9th Question Answering over Linked Data challenge (QALD-9) co-located with 17th International Semantic Web Conference (ISWC 2018), Monterey, California, United States of America, October 8th - 9th, 2018., 2018, #inproceedings
BENGAL: An Automatic Benchmark Generator for Entity Recognition and Linking
Proceedings of the 11th International Conference on Natural Language Generation, Tilburg University, The Netherlands, November 5-8, 2018, 2018, #inproceedings
Question Answering Mediated by Visual Clues and Knowledge Graphs
Companion of the The Web Conference 2018 on The Web Conference 2018, WWW 2018, Lyon , France, April 23-27, 2018, 2018, #inproceedings
Enhancing Community Interactions with Data-Driven Chatbots-The DBpedia Chatbot
Companion of the The Web Conference 2018 on The Web Conference 2018, WWW 2018, Lyon , France, April 23-27, 2018, 2018, #inproceedings
GERBIL - Benchmarking Named Entity Recognition and Linking consistently
Semantic Web, 2018, #article
The Scalable Question Answering Over Linked Data (SQA) Challenge 2018
Semantic Web Challenges - 5th SemWebEval Challenge at ESWC 2018, Heraklion, Greece, June 3-7, 2018, Revised Selected Papers, 2018, #inproceedings
Question Answering Over Linked Data: What is Difficult to Answer? What affects the F scores?
Natural Language Interfaces workshop at ISWC, 2017, #inproceedings
Holistic and Scalable Ranking of RDF Data
2017 IEEE International Conference on Big Data, 2017, #inproceedings
MAG: A Multilingual, Knowledge-base Agnostic and Deterministic Entity Linking Approach
K-CAP 2017: Knowledge Capture Conference, 2017, #inproceedings
GENESIS -- A Generic RDF Data Access Interface
WI '17 - IEEE/WIC/ACM International Conference on Web Intelligence, 2017, #inproceedings
7th Open Challenge on Question Answering over Linked Data (QALD-7)
Semantic Web Evaluation Challenge, 2017, #inproceedings
OKBQA: an Open Collaboration Framework for Development of Natural Language Question-Answering over Knowledge Bases
Proceedings of the ISWC 2017 Posters & Demonstrations and Industry Tracks co-located with 16th International Semantic Web Conference (ISWC 2017), Vienna, Austria, October 23rd - to - 25th, 2017., 2017, #inproceedings
Survey on Challenges of Question Answering in the Semantic Web
Semantic Web Journal, 2017, #article
Scalable Approach for Computing Semantic Relatedness using Semantic Web Data
Proceedings of the International Conference on Web Intelligence, Mining and Semantics, 2016, #inproceedings
DIESEL -- Distributed Search over Large Enterprise Data
ESWC, EU networking session, 2016, #inproceedings
CubeQA---Question Answering on RDF Data Cubes
Proceedings of the 15th International Semantic Web Conference (ISWC2016), 2016, #inproceedings
QAMEL -- Question Answering on Mobile Devices
ESWC, EU networking session, 2016, #inproceedings
Answering Boolean Hybrid Questions with HAWK
NLIWOD workshop at International Semantic Web Conference (ISWC), including erratum and changes, 2015, #inproceedings
DeFacto - Temporal and Multilingual Deep Fact Validation
Web Semantics: Science, Services and Agents on the World Wide Web, 2015, #article
GERBIL -- General Entity Annotation Benchmark Framework
24th WWW conference, 2015, #inproceedings
HAWK - Hybrid Question Answering over Linked Data
12th Extended Semantic Web Conference, Portoroz, Slovenia, 31st May - 4th June 2015, 2015, #inproceedings
HAWK@QALD5 – Trying to answer hybrid questions with various simple ranking techniques
CLEF 2015 Labs and Workshops, Notebook Papers. CEUR Workshop Proceedings (CEUR-WS.org/Vol-1391), 2015, #inproceedings
MEX Vocabulary: A Lightweight Interchange Format for Machine Learning Experiments
11th International Conference on Semantic Systems (SEMANTiCS 2015), 15-17 September 2015, Vienna, Austria, 2015, #inproceedings
CETUS -- A Baseline Approach to Type Extraction
1st Open Knowledge Extraction Challenge @ 12th European Semantic Web Conference (ESWC 2015), 2015, #inproceedings
Developing a Sustainable Platform for Entity Annotation Benchmarks
ESWC Developers Workshop 2015, 2015, #inproceedings
Evaluating Entity Annotators Using GERBIL
Proceedings of 12th European Semantic Web Conference (ESWC 2015), 2015, #inproceedings
ASSESS --- Automatic Self-Assessment Using Linked Data
International Semantic Web Conference (ISWC), 2015, #inproceedings
AGDISTIS - Graph-Based Disambiguation of Named Entities Using Linked Data
The Semantic Web -- ISWC 2014, 2014, #incollection
NIF4OGGD - NLP Interchange Format for Open German Governmental Data
The 9th edition of the Language Resources and Evaluation Conference, 26-31 May, Reykjavik, Iceland, 2014, #inproceedings
Towards an Open Question Answering Architecture
Proceedings of the 10th International Conference on Semantic Systems, 2014, #inproceedings
An Incomplete and Simplifying Introduction to Linked Data
Perspectives on Ontology Learning, 2014, #incollection
CROCUS: Cluster-based ontology data cleansing
Proceedings of the 2nd International Workshop on Semantic Web Enterprise Adoption and Best Practice, 2014, #inproceedings
AGDISTIS - Agnostic Disambiguation of Named Entities Using Linked Open Data
ECAI 2014 - 21st European Conference on Artificial Intelligence, 18-22 August 2014, Prague, Czech Republic - Including Prestigious Applications of Intelligent Systems (PAIS 2014), 2014, #inproceedings
Lessons Learned—the Case of CROCUS: Cluster-based ontology data cleansing
ESWC Best of Workshops, 2014, #inproceedings
Web-Scale Extension of RDF Knowledge Bases from Templated Websites
International Semantic Web Conference (ISWC), 2014, #inproceedings
Multilingual Disambiguation of Named Entities Using Linked Data
International Semantic Web Conference (ISWC), Demos & Posters, 2014, #inproceedings
N$^3$ - A Collection of Datasets for Named Entity Recognition and Disambiguation in the NLP Interchange Format
Proceedings of the Ninth International Conference on Language Resources and Evaluation (LREC'14), 2014, #inproceedings
Cross-Document Coreference Resolution using Latent Features
LD4IE---Linked Data for Information Extraction at ISWC 2014, 2014, #inproceedings
A Service-oriented Search Framework for Full Text, Geospatial and Semantic Search
SEMANTiCS 2014, 2014, #inproceedings
Combining Linked Data and Statistical Information Retrieval
11th Extended Semantic Web Conference, PhD Symposium, 2014, #inproceedings
Investigating Quality Raters' Performance Using Interface Evaluation Methods
Informatik 2013, 43. Jahrestagung der Gesellschaft für Informatik e.V. (GI), Informatik angepasst an Mensch, Organisation und Umwelt, 16.-20. September 2013, Koblenz, 2013, #inproceedings
Real-time RDF extraction from unstructured data streams
Proceedings of ISWC, 2013, #inproceedings
Knowledge Graph Question Answering using Graph-Pattern Isomorphism
SEMANTiCS 2021, 2021, #article
An Approach for Ex-Post-Facto Analysis of Knowledge Graph-Driven Chatbots -- the DBpedia Chatbot
International Workshop on Chatbot Research and Design, 2019, #article
QUANT - Question Answering Benchmark Curator
Semantic Systems. The Power of AI and Knowledge Graphs, 2019, #inproceedings
Finding Datasets in Publications: The University of Paderborn Approach
Rich Search and Discovery for Research Datasets, 2019, #incollection