Fourier analysis

noun

Fou·​ri·​er analysis ˈfu̇r-ē-ˌā- 

: the process of using the terms of a Fourier series to find a function that approximates periodic data

Examples of Fourier analysis in a Sentence

Recent Examples on the Web

Beyond models of climate and turbulence, Fourier analysis may help investigate neural networks designed to analyze a wide range of other complex systems, Hassanzadeh says. —IEEE Spectrum, 24 Feb. 2023

The scientists performed a Fourier analysis on the deep neural network’s governing equations. —IEEE Spectrum, 24 Feb. 2023

Word History

Etymology

Baron J. B. J. Fourier †1830 French geometrician & physicist

First Known Use

circa 1928, in the meaning defined above