Latido

Measuring heartbeat based on video feed using browser javascript.

Libraries used:

• Jquery facedetection plugin face Detection
• Fast Fourier Transform dsp.js
• Numeric for linear interpolation: numeric.js
• Javascript time series graph rickshaw.js

Similar projects:

• Python base webcam pulse detector github
• Web based video capturing and server based image processing by camillieane Pulse

Demo

Test it for yourself demo page

Make sure to: Don't move and have good lighting. Current setup uses a buffer of 1024 samples so it takes about 17 seconds to estimate the heart beat on a desktop/laptop taking video at 60 FPS

Installation

git clone https://github.com/juanto121/latido.git
npm install
node app.js

TODO

• Heartbeat graphics.
• Improve accuracy.