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eess.SP2026
Combining scEEG and PPG for reliable sleep staging using lightweight wearables
Jiawei Wang, Liang Xu, Shuntian Zheng +6
Reliable sleep staging remains challenging for lightweight wearable devices such as single-channel electroencephalography (scEEG) or photoplethysmography (PPG). scEEG offers direct…
eess.SP2025
On Improving PPG-Based Sleep Staging: A Pilot Study
Jiawei Wang, Yu Guan, Chen Chen +3
Sleep monitoring through accessible wearable technology is crucial to improving well-being in ubiquitous computing. Although photoplethysmography(PPG) sensors are widely adopted in…