Accurate Detection of Heart Rate and Blood Oxygen Saturation in Reflective Photoplethysmography. - Maria K. Krizea; John Gialelis; Anastasios Kladas; Gerasimos Theodorou; Grigoris Protopsaltis; Stavros A. Koubias (ISSPIT, 2020)

Continuous Measurement of Respiratory Rate via Single-Wavelength Reflective Photoplethysmography. - Grigoris Protopsaltis; Maria K. Krizea; John Gialelis (MECO, 2021)

Determining occupant's Thermal Comfort and Well-Being towards facilitating energy demand management utilizing a low-cost wearable device. - John Gialelis; Maria K. Krizea; Grigoris Protopsaltis; Christos Mountzouris; Tasos Kladas; Gerasimos Theodorou; Stylianos Karatzas (PETRA, 2022)

Empowering People with a User-Friendly Wearable Platform for Unobtrusive Monitoring of Vital Physiological Parameters. - Maria K. Krizea; John Gialelis; Grigoris Protopsaltis; Christos Mountzouris; Gerasimos Theodorou (Sensors, 2022)

Non-Interventional Precise TC Assessment for Enhancing Consumer Energy Flexibility. - Christos Mountzouris; Grigorios Protopsaltis; John Gialelis; Gerasimos Theodorou; Nadia Bali; Dimitris Voultsidis (INDIN, 2023)

Real Time Estimation of Energy Expenditure during Physical Activity Using Ensemble Methods. - Ioannis Prokopakis; John Gialelis; Grigorios Protopsaltis (FNC/MobiSPC/SEIT, 2024)

A Novel Approach to Activity Recognition Based on Indoor Air Pollutant Data. - Marina Mentou; Grigorios Protopsaltis; Christos Mountzouris; John Gialelis (ANT/EDI40, 2025)

The Impact of Gender and Age on Thermal Comfort. - Christos Mountzouris; Grigorios Protopsaltis; John Gialelis (ANT/EDI40, 2025)