# Kalman filter

> English word · Noun

## Definitions
1. An algorithm that uses a series of measurements observed over time, containing statistical noise and other inaccuracies, and produces estimates of unknown variables that tend to be more precise than those based on a single measurement alone. They are used in navigation, signal processing, etc.

## Etymology
Named after Hungarian-American electrical engineer Rudolf E. Kálmán (1930–2016), one of the primary developers of its theory.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/kalman-filter