1 code implementation • 31 Jan 2022 • Aleksandr Perevalov, Dennis Diefenbach, Ricardo Usbeck, Andreas Both
The ability to have the same experience for different user groups (i. e., accessibility) is one of the most important characteristics of Web-based systems.
Ranked #1 on
Knowledge Base Question Answering
on QALD-9-Plus
1 code implementation • LREC 2022 • Aleksandr Perevalov, Xi Yan, Liubov Kovriguina, Longquan Jiang, Andreas Both, Ricardo Usbeck
In particular, the latest and most-used datasets in the KGQA community, LC-QuAD and QALD, miss providing central and up-to-date points of trust.
no code implementations • 10 Dec 2021 • Aleksandr Gashkov, Aleksandr Perevalov, Maria Eltsova, Andreas Both
In our work, we address the research problem of how the QA quality of a given system can be improved just by evaluating the natural-language input (i. e., the user's question) and output (i. e., the system's answer).
no code implementations • 22 Feb 2021 • Mohamad Yaser Jaradeh, Kuldeep Singh, Markus Stocker, Andreas Both, Sören Auer
In the last decade, a large number of Knowledge Graph (KG) information extraction approaches were proposed.
no code implementations • 14 Jul 2020 • Dharmen Punjani, Markos Iliakis, Theodoros Stefou, Kuldeep Singh, Andreas Both, Manolis Koubarakis, Iosif Angelidis, Konstantina Bereta, Themis Beris, Dimitris Bilidas, Theofilos Ioannidis, Nikolaos Karalis, Christoph Lange, Despina-Athanasia Pantazi, Christos Papaloukas, Georgios Stamoulis
We give a detailed description of the system's architecture, its underlying algorithms, and its evaluation using a set of 201 natural language questions.
no code implementations • 2 Mar 2018 • Dennis Diefenbach, Andreas Both, Kamal Singh, Pierre Maret
It is able to query several KBs simultaneously, in different languages, and can easily be ported to other KBs and languages.
no code implementations • LREC 2014 • Mohamed Sherif, S Coelho, ro, Ricardo Usbeck, Sebastian Hellmann, Jens Lehmann, Martin Br{\"u}mmer, Andreas Both
In the last couple of years the amount of structured open government data has increased significantly.
no code implementations • LREC 2014 • Michael R{\"o}der, Ricardo Usbeck, Sebastian Hellmann, Daniel Gerber, Andreas Both
Extracting Linked Data following the Semantic Web principle from unstructured sources has become a key challenge for scientific research.
no code implementations • 25 Mar 2014 • Frank Rosner, Alexander Hinneburg, Michael Röder, Martin Nettling, Andreas Both
Topic models extract representative word sets - called topics - from word counts in documents without requiring any semantic annotations.