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Saarland-Groningen at NADI 2025 Shared Task: Effective Dialectal Arabic Speech Processing under Data Constraints
We present our systems for the NADI 2025 shared task on multidialectal Arabic speech processing, participating in both spoken dialect …
Badr M. Abdullah
,
Yusser Al Ghussin
,
Zena Al-Khalili
,
Ömer Tarik Özyilmaz
,
Matias Valdenegro-Toro
,
Simon Ostermann
,
Dietrich Klakow
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A Rigorous Evaluation of LLM Data Generation Strategies for Low-Resource Languages
Large Language Models (LLMs) are increasingly used to generate synthetic textual data for training smaller specialized models. However, …
Tatiana Anikina
,
Jan Cegin
,
Jakub Simko
,
Simon Ostermann
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Building Common Ground in Dialogue: A Survey
Common ground plays a crucial role in human communication since it helps to establish shared knowledge. However, common ground is also …
Tatiana Anikina
,
Alina Leippert
,
Simon Ostermann
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Large Language Models for Multilingual Previously Fact-Checked Claim Detection
In our era of widespread false information, human fact-checkers often face the challenge of duplicating efforts when verifying claims …
Ivan Vykopal
,
Matus Pikuliak
,
Simon Ostermann
,
Tatiana Anikina
,
Michal Gregor
,
Marian Simko
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Multilingual Datasets for Custom Input Extraction and Explanation Requests Parsing in Conversational XAI Systems
Conversational explainable artificial intelligence (ConvXAI) systems based on large language models (LLMs) have garnered considerable …
Qianli Wang
,
Tatiana Anikina
,
Nils Feldhus
,
Simon Ostermann
,
Fedor Splitt
,
Jiaao Li
,
Yoana Tsoneva
,
Sebastian Möller
,
Vera Schmitt
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PolBiX: Detecting LLMs' Political Bias in Fact-Checking through X-phemisms
Large Language Models are increasingly used in applications requiring objective assessment, which could be compromised by political …
Charlott Jakob
,
David Harbecke
,
Patrick Parschan
,
Pia Wenzel Neves
,
Vera Schmitt
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Automatic Fact-checking in English and Telugu
False information poses a significant global challenge, and manually verifying claims is a time-consuming and resource-intensive …
Ravi Kiran Chikkala
,
Tatiana Anikina
,
Natalia Skachkova
,
Ivan Vykopal
,
Rodrigo Agerri
,
Josef van Genabith
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dfkinit2b at CheckThat! 2025: Leveraging LLMs and Ensemble of Methods for Multilingual Claim Normalization
The rapid spread of misinformation on social media across languages presents a major challenge for fact-checking efforts. Social media …
Tatiana Anikina
,
Ivan Vykopal
,
Sebastian Kula
,
Ravi Chikkala
,
Natalia Skachkova
,
Jing Yang
,
Veronika Solopova
,
Vera Schmitt
,
Simon Ostermann
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Cross-Lingual Fact Verification: Analyzing LLMs Performance Patterns Across Languages
Fact verification has emerged as a critical task in combating misinformation, yet most research remains focused on English-language …
Hanna Shcharbakova
,
Tatiana Anikina
,
Natalia Skachkova
,
Josef van Genabith
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When Scale Meets Diversity: Evaluating Language Models on Fine-Grained Multilingual Claim Verification
The rapid spread of multilingual misinformation requires robust automated fact verification systems capable of handling fine-grained …
Hanna Shcharbakova
,
Tatiana Anikina
,
Natalia Skachkova
,
Josef van Genabith
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