Priyanka Mary Mammen

AI Researcher

Priyanka Mammen

Research Focus

🤖 LLM Alignment and Evaluation

Developing robust, reliable and safe autonomous systems.

🏥 Health Monitoring

Building large-scale intelligent systems for health monitoring using smartphone sensing and machine learning.

⚡ Green AI

Optimizing energy efficiency in ML infrastructure and designing resource-efficient systems for edge deployment.

Selected Publications

View all publications on Google Scholar →

E. Joswin, S. Medicherla, P.M. Mammen
A Mechanistic View of Authority Hierarchy in LLM Sycophancy
Mechanistic Interpretability at ICML, 2026
P.M. Mammen, E. Joswin, S. Venkitachalam
Who Endorsed It? Measuring Authority Bias Across Expertise Levels in Language Models
GEM ACL, 2026
M. Mammen, P.M. Mammen, E. Joswin
Towards Generating Long-Sequence Heart-Rate Signals with Conditional Diffusion
Gen-AI for Health at NeurIPS, 2025
P.M. Mammen and P. Shenoy
Towards Evaluating Robustness of EEG-based Sleep Trackers
Learning from Time Series for Health at NeurIPS, 2025