Can a firmware update improve smartwatch heart rate accuracy or is the optical sensor hardware just not good enough on older models?
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The searches the AI actually ran for this prompt.
SEED QUERY
Can a firmware update improve smartwatch heart rate accuracy or is the optical sensor hardware just not good enough on older models?
1 real search · 1 real-search pass
smartwatch optical heart rate accuracy firmware algorithm updates PPG motion artifact validation older devicesGoogle ↗
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ChatGPT real searches (1)
Classes come from the query-classifier (a local Laya model).
Searches and sources
ChatGPT1 real searches · gpt-6
smartwatch optical heart rate accuracy firmware algorithm updates PPG motion artifact validation older devices Google ↗
- Investigating sources of inaccuracy in wearable optical heart rate sensors · nature.com
- Recommendations for determining the validity of consumer wearable heart rate devices: expert statement and checklist of the INTERLIVE Network · pmc.ncbi.nlm.nih.gov
- Guidelines for wrist-worn consumer wearable assessment of heart rate in biobehavioral research · nature.com
- Version Reporting and Assessment Approaches for New and Updated Activity and Heart Rate Monitors · pmc.ncbi.nlm.nih.gov