The Bomem DA3 is a type of Fourier transform spectrometer used for measuring various spectral data and [Usagi Electric] has one. On his quest to understand it he runs down a number of rabbit holes, ...

Amid the chaos of revolutionary France, one man’s mathematical obsession gave way to a calculation that now underpins much of mathematics and physics. The calculation, called the Fourier transform, ...

A differentiable fractional Fourier transform (FRFT) implementation with layers that can be trained end-to-end with the rest of the network. This package provides implementations of both fast ...

May 14 (Reuters) - The chief of Amazon.com's (AMZN.O), opens new tab wildly profitable Amazon Web Services cloud computing unit will step down next month after a three-year term, the company said on ...

An illustration of a magnifying glass. An illustration of a magnifying glass.

This multipart series will review the discrete Fourier Transform and describe how to avoid common problems when transitioning from the time to frequency domain. A recent post on phase noise discussed ...

The so-called unit impulse (or mathematical impulse) is of considerable importance in signal theory. This tutorial will examine its physical meaning through an ideal experiment. Note that the delta ...

Researchers have been exploring the theoretical potential of quantum computers for decades. Only in recent years, however, have real systems begun to achieve an accuracy and scale that makes their ...