1. 光电心率监测的底层原理：PPG信号从指尖到数字量的完整链路 做心率监测项目之前，我一直以为“光电传感器测心率”就是把一个发光二极管和一个光敏管贴在皮肤上，读个数就完事了。真上手才发现，中间隔着的信号处理链路远比想象中复杂——从光打进皮肤，到Arduino串口输出一个稳定的BPM ...
Math Parser: Java, C#, C++, Kotlin, Android, and all .NET platforms (Nuget, Maven, CMake). Supports .NET Framework, .NET Core, .NET Standard, Xamarin, and more ...
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