Paper

Respiration from the Wrist: Evaluating Respiratory Rate Estimation Using Multi-Channel PPG

Venue listed2026Added Oct 11, 2026

  • WS
  • ZL
  • SH
  • HS
  • EK
  • CH
  • SR
  • HH

Authors: Wei Shao, Zequan Liang, Sally Hang, Hossein Sayadi, Edwin Kay, Camelia E. Hostinar, Setareh Rafatirad, Houman Homayoun

BSN 2026 (OpenReview XYr296w9qR)

TL;DR

Wrist WeBe Band with green, red and IR channels vs thoracic-impedance reference (MindWare), n=32. RIIV beats direct raw-waveform respiratory extraction; red and IR give modestly lower error than green; multi-channel fusion evaluated; cross-device alignment matters.

  • Form factor: wrist

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Tasks & signals

Tasks

Respiration

Signals

Keywords

respiratory-ratemulti-wavelengthwristRIIVBSN

How it works

How Method works: Setup → Method → TargetSetup: Signals (PPG); Wavelengths (green, red, IR); Form factor (wrist). Method: Method. Target: Respiration.SetupSignals: PPGSignalsPPGWavelengths: green, red, IRWavelengthsgreen, red, IRForm factor: wristForm factorwristMethodMethodTargetRespirationRespiration
Wavelengths
green, red, IR

Cite this paper

APA

Shao, W., Liang, Z., Hang, S., Sayadi, H., Kay, E., Hostinar, C. E., Rafatirad, S., & Homayoun, H. (2026). Respiration from the Wrist: Evaluating Respiratory Rate Estimation Using Multi-Channel PPG. BSN 2026. https://openreview.net/forum?id=XYr296w9qR

BibTeX

@article{shao2026respiration,
  title         = {{Respiration from the Wrist: Evaluating Respiratory Rate Estimation Using Multi-Channel PPG}},
  author        = {Shao, Wei and Liang, Zequan and Hang, Sally and Sayadi, Hossein and Kay, Edwin and Hostinar, Camelia E. and Rafatirad, Setareh and Homayoun, Houman},
  year          = {2026},
  journal       = {BSN 2026},
  url           = {https://openreview.net/forum?id=XYr296w9qR}
}

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