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Author

Raavi Gupta

3 papers indexed here

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#artificial intelligence Preprint Oct 2026

Evidence-Anchored Overdose Death Prediction from Death Investigation Reports

This work presents an automated framework that classifies suspected overdoses from death investigation reports, while producing supporting explanations guided by expert knowledge, and shows that a pipeline model with explanations grounded in the input death investigation reports outperforms the other settings.

Raavi Gupta, Zi-Qing Yang, Karli R. Hochstatter et al. · 0 citations

Human-Centered Artificial Intelligence Framework for Overdose Mortality Surveillance, New York City, 2022‒2023.

Human-centered artificial intelligence models that identify suspected overdose deaths using narrative reports from medicolegal death investigations and describe ethical considerations for using AI in overdose surveillance are developed and evaluated.

Karli R. Hochstatter, T. Nadel, Raavi Gupta et al. · 0 citations
Preprint Aug 2026

VAKRA: Evaluating Multi-Hop Reasoning Across APIs and Retrieval Under Tool-Use Policies

Trace analysis shows failures concentrate at language-mediated reasoning - entity disambiguation, cross-source grounding, rather than tool invocation mechanics, rather than tool invocation mechanics.

Ankita Rajaram Naik, Anupama Murthi, Benjamin Elder et al. · 0 citations

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