Arvind Pillai
Photo: GitHub @arvind1609 (GitHub profile)
Highlights
- papers
- 4
- models
- 3
- SOTA
- 4
- Apnea-hypopnea index · MESAMAE (events/h) 12.97 · PaPaGei-S · Share
- Hypertension · PPG-BPAUROC 0.77 · PaPaGei-S · Share
- ICU admission · VitalDBAUROC 0.79 · PaPaGei-S · Share
- Sleep-disordered breathing · SDB (Garde et al.)AUROC 0.70 · PaPaGei-S · Share
+2 more SOTA results on the linked model pages.
Arvind Pillai has 4 papers in the ChatPPG research atlas (2024–2026), linked to 3 models, with work using 9 datasets and 9 co-authors in the atlas. Main topics: dartmouth, time-series-language-model, TSLM, latent-reasoning, chain-of-thought, self-distillation.
Papers
Lapras: Latent Reasoning for Time Series Language ModelsarXiv 2610.11111 · 2026
ReliaGate: Reliability Routing for Low-Stakes Wearable Stress PredictionUbiComp Companion 2026 · 2026
SLIP: Learning Transferable Sensor Models via Language-Informed PretrainingarXiv 2603.11950 · 2026
PaPaGei: Open Foundation Models for Optical Physiological SignalsarXiv preprint · 2024
Models
Datasets used in this work
EmpaticaE4Stress (workplace cognitive stress)29 subjects · PPG · IMU · EDA
UBFC-Physmultimodal social-stress (wrist BVP+EDA + face video)56 subjects · PPG · rPPG · EDA
WESADWearable Stress and Affect Detection15 subjects · PPG · ECG · IMU- MESA SleepNSRR polysomnography + wrist actigraphy (Multi-Ethnic Study of Atherosclerosis)2,237 subjects · PPG · ECG · IMU
- nuMoM2bNSRR pregnancy sleep-disordered-breathing substudy3,702 subjects · PPG · PSG
VitalVideosface video + contact PPG + BP/SpO2 (Europe-1, Africa-1, Worldwide)850 subjects · PPG
PPG-DaLiAPPG dataset for motion compensation / HR15 subjects · PPG · ECG · IMU
VitalDBintraoperative multi-parameter vitals (PhysioNet mirror)6,388 subjects · PPG · ECG · BP
MIMIC-III Waveform MATCHEDpaired PLETH+ABP windows2,854 subjects · PPG · BP
Co-authors
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