Ewelina Ksiezniak

2025

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OpenFact at PAN 2025: Punctuation-Guided Pretraining for Sentence-Level Style Change Detection.
Ewelina Ksiezniak|Krzysztof Wecel|Marcin Sawinski
Working Notes of the Conference and Labs of the Evaluation Forum, CLEF 2025, Madrid, Spain, 9-12 September 2025.
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OpenFact at CheckThat! 2025: Application of Self-Reflecting and Reasoning LLMs for Fact-Checking Claim Normalization.
Marcin Sawinski|Krzysztof Wecel|Ewelina Ksiezniak
Working Notes of the Conference and Labs of the Evaluation Forum, CLEF 2025, Madrid, Spain, 9-12 September 2025.

2024

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Team OpenFact at PAN 2024: Fine-Tuning BERT Models with Stylometric Enhancements.
Ewelina Ksiezniak|Krzysztof Wecel|Marcin Sawinski
Working Notes of the Conference and Labs of the Evaluation Forum (CLEF 2024), Grenoble, France, 9-12 September, 2024.
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OpenFact at CheckThat! 2024: Combining Multiple Attack Methods for Effective Adversarial Text Generation.
Wlodzimierz Lewoniewski|Piotr Stolarski|Milena Strózyna|Elzbieta Lewanska|Aleksandra Wojewoda|Ewelina Ksiezniak|Marcin Sawinski
Working Notes of the Conference and Labs of the Evaluation Forum (CLEF 2024), Grenoble, France, 9-12 September, 2024.
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OpenFact at CheckThat! 2024: Cross-Lingual Transfer Learning for Check-Worthiness Detection.
Marcin Sawinski|Krzysztof Wecel|Ewelina Ksiezniak
Working Notes of the Conference and Labs of the Evaluation Forum (CLEF 2024), Grenoble, France, 9-12 September, 2024.

2023

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OpenFact at CheckThat!-2023: Head-to-Head GPT vs. BERT - A Comparative Study of Transformers Language Models for the Detection of Check-worthy Claims.
Marcin Sawinski|Krzysztof Wecel|Ewelina Ksiezniak|Milena Strózyna|Wlodzimierz Lewoniewski|Piotr Stolarski|Witold Abramowicz
Working Notes of the Conference and Labs of the Evaluation Forum (CLEF 2023), Thessaloniki, Greece, September 18th to 21st, 2023.