The Kalman filter

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Who

Rudolf E. Kálmán, Hungarian-American engineer of Jewish descent

When

1960

Where

United States

The Kalman filter is a mathematical method that estimates a system's true state from noisy measurements, and it guided the Apollo spacecraft and underlies GPS, robotics and navigation. It was developed by Rudolf E. Kálmán, a Hungarian-born American engineer of Jewish descent who fled Europe as a child.

Sources

Part of “The Gifts of the Jews” — verified Jewish contributions to the world, with sources.