Sunday, February 26, 2017

Kalman filter

In few projects I've needed the Kalman filter to suppress the noise and other inaccuracies especially from accelerometers. Below is a nice picture from a live stream of data transmitted by the ESP8266 LDR over websockets to an application server written in javascript. The data received in the browser looks like:

With red is raw data and with white is the predicted data after the Kalman filter was applied.

No comments:

Post a Comment