A Machine Learning Must Know

Kalman Filtering: A Simple Introduction

The optimal online learning algorithm for linear systems with Gaussian noise

Diego Unzueta
Towards Data Science
7 min readOct 4, 2021

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Photo by Gorodenkoff on Shutterstock

If a dynamic system is linear and with Gaussian noise, the optimal estimator of the hidden states is the Kalman Filter.

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With a Data Science masters’ and now working implementing AI in industry, I look to share some insights of this fascinating field.