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Chadi Helwe

3 accepted papers

2025

Navigating the Political Compass: Evaluating Multilingual LLMs across Languages and Nationalities

ACL 2025finding

Large Language Models (LLMs) have become ubiquitous in today’s technological landscape, boasting a plethora of applications, and even endangering human jobs in complex and creative fields. One such field is journalism: LLMs are being used for summarization, generation and even fact-checking. However…

2024

MAFALDA: A Benchmark and Comprehensive Study of Fallacy Detection and Classification

NAACL 2024long

We introduce MAFALDA, a benchmark for fallacy classification that merges and unites previous fallacy datasets. It comes with a taxonomy that aligns, refines, and unifies existing classifications of fallacies. We further provide a manual annotation of a part of the dataset together with manual explan…

2022

TINA: Textual Inference with Negation Augmentation

EMNLP 2022finding

Transformer-based language models achieve state-of-the-art results on several natural language processing tasks. One of these is textual entailment, i.e., the task of determining whether a premise logically entails a hypothesis. However, the models perform poorly on this task when the examples conta…