2023-08-15
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PhD Researcher, ETH Zurich
Based at the Singapore-ETH Centre ↗.
Visiting Researcher at Ubiwell Lab ↗.
Advised by Florian von Wangenheim, Tobias Kowatsch, Varun Mishra.
mail
2026-09-01
Evaluating Cross-Study Generalization of Receptivity Models for Just-in-Time Adaptive Interventions
Samarth Negi, Roman Keller, Jacqueline L. Mair, Birgit Kleim, Mathias Allemand, Florian von Wangenheim, Tobias Kowatsch, Varun Mishra
Proc. ACM Interact. Mob. Wearable Ubiquitous Technol. (IMWUT), 10(3), Article 142 — September 2026.
2026-09-01
Beyond the Binary: Operationalizing Receptivity to Digital Health Interventions as a Time-to-Event Spectrum
Samarth Negi, Varun Mishra, Chai Yin Kum, Oscar Castro, Tobias Kowatsch, Jacqueline L. Mair, Florian von Wangenheim
Proc. ACM Interact. Mob. Wearable Ubiquitous Technol. (IMWUT), 10(3), Article 141 — September 2026.
2026-02-17
updated quarterly
PlayByPlay
Scouting platform for televised FPS Shooter: fuses multiple noisy signal streams (video, meta) into consistent game state, powering a visualization dashboard for team and player analysis and a prediction engine for performance. Computer vision, multimodal LLMs, uncertainty-aware statistics. Live for Champions 2026.
2026-01-03
Feasibility of the “LvL UP” trial: a pilot sequential multiple assignment randomised trial of an adaptive, holistic mHealth lifestyle coaching intervention
Shenglin Zheng, Oscar Castro, Jacqueline Louise Mair, Ahmad I. Jabir, Sarah Yi Xuan Tan, Akshaye Shenoi, Samarth Negi, Ruth Rachael Mathews, Rachel Woon Sim Koh, Xiaoxi Yan, Bibhas Chakraborty, E. Shyong Tai, Rob M. van Dam, Florian von Wangenheim, Elgar Fleisch, Konstadina Griva, Tobias Kowatsch, Falk MĂĽller-Riemenschneider
International Journal of Behavioral Nutrition and Physical Activity — 3 January 2026.
2022-05-17
no longer maintained
SoccerEye
Open-source toolkit for analyzing televised soccer footage: field isolation, player detection and tracking, team identification, and birds-eye-view conversion. Python, PyTorch, OpenCV.