Publications

Allison Lahnala★, Vasudha Varadarajan★, Lucie Flek, H Andrew Schwartz, Ryan L Boyd (2025). Unifying the Extremes: Developing a Unified Model for Detecting and Predicting Extremist Traits and Radicalization. To Appear in Proceedings of the International AAAI Conference on Web and Social Media.

Vasudha Varadarajan★, Salvatore Giorgi★, Siddharth Mangalik, Nikita Soni, David M Markowitz, H Andrew Schwartz (2025). The Consistent Lack of Variance of Psychological Factors Expressed by LLMs and Spambots. Proceedings of the Workshop on Detecting AI Generated Content at COLING 2025.

Adithya v Ganesan, Siddharth Mangalik, Vasudha Varadarajan, Nikita Soni, Swanie Juhng, João Sedoc, H Andrew Schwartz, Salvatore Giorgi, Ryan L Boyd (2024). From Text to Context: Contextualizing Language with Humans, Groups, and Communities for Socially Aware NLP. Proceedings of the 2024 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies (Volume 5: Tutorial Abstracts).

Adithya v Ganesan, Vasudha Varadarajan, Yash Kumar Lal, Veerle C Eijsbroek, Katarina Kjell, Oscar NE Kjell, Tanuja Dhanasekaran, Elizabeth C Stade, Johannes C Eichstaedt, Ryan L Boyd, Others (2024). Explaining GPT-4's Schema of Depression Using Machine Behavior Analysis. Under Review at Nature Mental Health.

Vasudha Varadarajan, Allison Lahnala, Adithya v Ganesan, Gourab Dey, Siddharth Mangalik, Ana-Maria Bucur, Nikita Soni, Rajath Rao, Kevin Lanning, Isabella Vallejo, Others (2024). Archetypes and Entropy: Theory-Driven Extraction of Evidence for Suicide Risk. Proceedings of the 9th Workshop on Computational Linguistics and Clinical Psychology (CLPsych 2024).

Vasudha Varadarajan, Sverker Sikström, Oscar Kjell, H Schwartz (2024). ALBA: Adaptive Language-Based Assessments for Mental Health. Proceedings of the 2024 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies (Volume 1: Long Papers).

Vasudha Varadarajan, Swanie Juhng, Syeda Mahwish, Xiaoran Liu, Jonah Luby, Christian Luhmann, H Andrew Schwartz (2023). Transfer and active learning for dissonance detection: Addressing the rare-class challenge. Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics.

Swanie Juhng, Matthew Matero, Vasudha Varadarajan, Johannes Eichstaedt, Adithya v Ganesan, H Andrew Schwartz (2023). Discourse-level representations can improve prediction of degree of anxiety. Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics (Volume 2: Short Papers).

Vasudha Varadarajan, Sverker Sikström, Oscar NE Kjell, H Andrew Schwartz (2023). Adaptive Language-based Mental Health Assessment with Item-Response Theory. arXiv preprint arXiv:2311.06467.

Salvatore Giorgi, David M Markowitz, Nikita Soni, Vasudha Varadarajan, Siddharth Mangalik, H Andrew Schwartz (2023). \" I Slept Like a Baby\": Using Human Traits To Characterize Deceptive ChatGPT and Human Text.. IACT@ SIGIR.