Debjit Paul

@debjit-paul.bsky.social

NLP Researcher @MSFTResearch #NLProc

In the LLM era, author responses seem much longer, with more arguments and justification. I felt this in my own pool. Are meta-reviews drifting toward weighing extended defenses and vague complaints about reviewers instead of the technical core? #ACL2026 #NLProc

1/ 🌍 How does mixing data from hundreds of languages affect LLM training? In our new paper "Revisiting Multilingual Data Mixtures in Language Model Pretraining" we revisit core assumptions about multilinguality using 1.1B-3B models trained on up to 400 languages. 🧵👇

🚨New Preprint! In multilingual models, the same meaning can take far more tokens in some languages, penalizing users of underrepresented languages with worse performance and higher API costs. Our Parity-aware BPE algorithm is a step toward addressing this issue: 🧵

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Super excited to share that our paper "A Logical Fallacy-Informed Framework for Argument Generation" has received the Outstanding Paper Award 🎉🎉 at NAACL 2025! Paper: aclanthology.org/2025.naacl-l... Code: github.com/lucamouchel/... #NAACL2025

A Logical Fallacy-Informed Framework for Argument Generation

Luca Mouchel, Debjit Paul, Shaobo Cui, Robert West, Antoine Bosselut, Boi Faltings. Proceedings of the 2025 Conference of the Nations of the Americas Chapter of the Association for Computational Lingu...

aclanthology.org

Antoine Bosselut@abosselut.bsky.social · last yr.

(NAACL) Luca and @debjit-paul.bsky.social's work looks at how we can guide LLMs to generate logically sound arguments. Introducing FIPO: a fallacy-informed framework that improves preference optimization to help LLMs avoid logical fallacies in argumentation.