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Alexander Hellemans

Contributing Writer

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an animation showing wavelets at different scales travel across a space
applied math

How Wavelets Allow Researchers to Transform, and Understand, Data

By Alexander Hellemans
October 13, 2021
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Built upon the ubiquitous Fourier transform, the mathematical tools known as wavelets allow unprecedented analysis and understanding of continuous signals.

About the author

Alexander Hellemans is the author (with Bryan Bunch) of The Timetables of Science: A Chronology of the Most Important People and Events in the History of Science, and he has has contributed to Science, Nature, Scientific American, Physics World, Astronomy and other publications.
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