1 code implementation • Findings (NAACL) 2022 • Mubashara Akhtar, Oana Cocarascu, Elena Simperl
Inspired by human fact checkers, who use different types of evidence (e. g. tables, images, audio) in addition to text, several datasets with tabular evidence data have been released in recent years.
1 code implementation • 27 Nov 2024 • Neil Majithia, Elena Simperl
Governments typically collect and steward a vast amount of high-quality data on their citizens and institutions, and the UK government is exploring how it can better publish and provision this data to the benefit of the AI landscape.
1 code implementation • 9 Aug 2024 • Yihang Zhao, Bohui Zhang, Xi Hu, Shuyin Ouyang, Jongmo Kim, Nitisha Jain, Jacopo de Berardinis, Albert Meroño-Peñuela, Elena Simperl
Past ontology requirements engineering (ORE) has primarily relied on manual methods, such as interviews and collaborative forums, to gather user requirements from domain experts, especially in large projects.
1 code implementation • 28 Mar 2024 • Mubashara Akhtar, Omar Benjelloun, Costanza Conforti, Luca Foschini, Joan Giner-Miguelez, Pieter Gijsbers, Sujata Goswami, Nitisha Jain, Michalis Karamousadakis, Michael Kuchnik, Satyapriya Krishna, Sylvain Lesage, Quentin Lhoest, Pierre Marcenac, Manil Maskey, Peter Mattson, Luis Oala, Hamidah Oderinwale, Pierre Ruyssen, Tim Santos, Rajat Shinde, Elena Simperl, Arjun Suresh, Goeffry Thomas, Slava Tykhonov, Joaquin Vanschoren, Susheel Varma, Jos van der Velde, Steffen Vogler, Carole-Jean Wu, Luyao Zhang
Data is a critical resource for machine learning (ML), yet working with data remains a key friction point.
1 code implementation • 2 Feb 2024 • Phillip Schneider, Manuel Klettner, Elena Simperl, Florian Matthes
In this study, we conduct an empirical analysis of conversational large language models in generating natural language text from semantic triples.
1 code implementation • 3 Jan 2024 • Phillip Schneider, Manuel Klettner, Kristiina Jokinen, Elena Simperl, Florian Matthes
Conversational question answering systems often rely on semantic parsing to enable interactive information retrieval, which involves the generation of structured database queries from a natural language input.
1 code implementation • 13 Nov 2023 • Mubashara Akhtar, Nikesh Subedi, Vivek Gupta, Sahar Tahmasebi, Oana Cocarascu, Elena Simperl
Whilst fact verification has attracted substantial interest in the natural language processing community, verifying misinforming statements against data visualizations such as charts has so far been overlooked.
no code implementations • 3 Nov 2023 • Mubashara Akhtar, Abhilash Shankarampeta, Vivek Gupta, Arpit Patil, Oana Cocarascu, Elena Simperl
Thus, understanding and reasoning with numbers are essential skills for language models to solve different tasks.
1 code implementation • 15 Sep 2023 • Bohui Zhang, Ioannis Reklos, Nitisha Jain, Albert Meroño Peñuela, Elena Simperl
In this work, we explore the use of Large Language Models (LLMs) for knowledge engineering tasks in the context of the ISWC 2023 LM-KBC Challenge.
1 code implementation • 22 May 2023 • Mubashara Akhtar, Michael Schlichtkrull, Zhijiang Guo, Oana Cocarascu, Elena Simperl, Andreas Vlachos
In this survey, we conceptualise a framework for AFC including subtasks unique to multimodal misinformation.
no code implementations • 27 Jan 2023 • Mubashara Akhtar, Oana Cocarascu, Elena Simperl
Evidence data for automated fact-checking (AFC) can be in multiple modalities such as text, tables, images, audio, or video.
no code implementations • 4 Dec 2022 • Kholoud Alghamdi, Miaojing Shi, Elena Simperl
Our aim with this paper is to elicit the user requirements for a Wikidata recommendations system.
no code implementations • 26 Oct 2022 • Gabriel Amaral, Odinaldo Rodrigues, Elena Simperl
Knowledge Graphs are repositories of information that gather data from a multitude of domains and sources in the form of semantic triples, serving as a source of structured data for various crucial applications in the modern web landscape, from Wikipedia infoboxes to search engines.
1 code implementation • 30 Sep 2022 • Phillip Schneider, Tim Schopf, Juraj Vladika, Mikhail Galkin, Elena Simperl, Florian Matthes
In pace with developments in the research field of artificial intelligence, knowledge graphs (KGs) have attracted a surge of interest from both academia and industry.
no code implementations • 17 Jun 2022 • Gabriel Amaral, Mārcis Pinnis, Inguna Skadiņa, Odinaldo Rodrigues, Elena Simperl
However, such labels are not guaranteed to match across languages from an information consistency standpoint, greatly compromising their usefulness for fields such as machine translation.
1 code implementation • 5 May 2022 • Gabriel Amaral, Odinaldo Rodrigues, Elena Simperl
Data verbalisation is a task of great importance in the current field of natural language processing, as there is great benefit in the transformation of our abundant structured and semi-structured data into human-readable formats.
no code implementations • 20 Sep 2021 • Gabriel Amaral, Alessandro Piscopo, Lucie-Aimée Kaffee, Odinaldo Rodrigues, Elena Simperl
Wikidata is one of the most important sources of structured data on the web, built by a worldwide community of volunteers.
no code implementations • 13 Jul 2021 • Kholoud Alghamdi, Miaojing Shi, Elena Simperl
The system uses a hybrid of content-based and collaborative filtering techniques to rank items for editors relying on both item features and item-editor previous interaction.
1 code implementation • NAACL 2018 • Lucie-Aimée Kaffee, Hady Elsahar, Pavlos Vougiouklis, Christophe Gravier, Frédérique Laforest, Jonathon Hare, Elena Simperl
While Wikipedia exists in 287 languages, its content is unevenly distributed among them.
1 code implementation • 1 Nov 2017 • Pavlos Vougiouklis, Hady Elsahar, Lucie-Aimée Kaffee, Christoph Gravier, Frederique Laforest, Jonathon Hare, Elena Simperl
We explore the problem of generating natural language summaries for Semantic Web data.
1 code implementation • 4 Oct 2017 • Giannis Haralabopoulos, Elena Simperl
For these methods to work, they require a critical resource: a lexicon that is appropriate for the task at hand, in terms of the range of emotions it captures diversity.
1 code implementation • COLING 2016 • Pavlos Vougiouklis, Jonathon Hare, Elena Simperl
Our model is based on a Recurrent Neural Network (RNN) that is trained over concatenated sequences of comments, a Convolution Neural Network that is trained over Wikipedia sentences and a formulation that couples the two trained embeddings in a multimodal space.