Remote PPG from face video (rPPG)
Heart rate from a face video without contact — face-ROI mean RGB → POS / CHROM / GREEN (published open algorithms) → 0.7–4 Hz band → HR (bpm), SNR, peak-based IBI/RMSSD; pulse + spectrum figure and trace CSV.
Key
rppgTypeMethod skill
DomainMultimodal biosignals
How to run it
Method skills run inside a workflow skill — ask for the analysis in plain language (for example, "run a CFA on these items") and the workflow calls this method with its assumption checks, effect sizes and figures. You can switch it off per project under Customize → Skills.