alt Hacker NewsYou’re going to have to back that up with a link. It is a long way from patent to implementation, and all I’ve ever seen is the patent.
You’re going to have to back that up with a link. It is a long way from patent to implementation, and all I’ve ever seen is the patent.
A friend implemented a basic heart rate monitor using just video for a class project like 10-15 years ago. Just literally diffing pixel values per frame works, nothing more complicated than that.
https://pmc.ncbi.nlm.nih.gov/articles/PMC5957265/
https://dl.acm.org/doi/10.1145/2185520.2185561