State of the art on ChatPPG

#1 on PPG-DaLiA Heart rate

3.57MAE (BPM) (lower is better)

Method
BeliefPPG
Compared
4 results under the same protocol; runner-up GPT-PPG 1B 4.77
Protocol
leave-one-session-out · within-dataset · fine-tuned · no quality filtering
Embed the SOTA badgeSOTA on ChatPPG: Heart rate · PPG-DaLiA
Markdown
[![SOTA on ChatPPG: Heart rate · PPG-DaLiA](https://chatppg.com/research/badges/beliefppg--hr-estimation-ppg-dalia-mae-bpm.svg)](https://chatppg.com/research/results?task=hr-estimation&dataset=ppg-dalia&metric=mae_bpm)
HTML
<a href="https://chatppg.com/research/results?task=hr-estimation&dataset=ppg-dalia&metric=mae_bpm"><img src="https://chatppg.com/research/badges/beliefppg--hr-estimation-ppg-dalia-mae-bpm.svg" alt="SOTA on ChatPPG: Heart rate · PPG-DaLiA" height="20"></a>

Results as reported by the authors; not independently reproduced. Awarded 2026-10-20; re-checked on every atlas sync.