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Abstract Sleep staging is essential for evaluating sleep quality, yet conventional polysomnography is costly, intrusive, and difficult to deploy in everyday settings. This study presents an HRV-centered sleep-staging framework for ECG-derived RR intervals and smartwatch PPG-derived IBI sequences.
As a journalist, you can create a free Muck Rack account to customize your profile, list your contact preferences, and upload a portfolio of your best work.