3 ms·
this is the thing I wonder if the mechanism by which wrist-based HR monitors work (seems to be optical) is just not effective for some people, for some physiolo
by zzzeek 8y ago
this is the thing I wonder if the mechanism by which wrist-based HR monitors work (seems to be optical) is just not effective for some people, for some physiological reason.
- drited 8y agoAn electrical engineering friend who did some hardware development work on these a few years back suggested that noise in the observations was a fairly significant challenge. Seems the devices use a lot of data smoothing to counteract this.