{ "cells": [ { "cell_type": "markdown", "id": "03c9fc8f-6656-421f-a778-4cc13704907e", "metadata": {}, "source": [ "# Tutorial Step 4: Working in the frequency domain" ] }, { "cell_type": "markdown", "id": "2478f69b-b7ec-49f3-8537-b527baa95d0f", "metadata": {}, "source": [ "Working in the time domain is often not convenient so it's important to be familiar with the frequency domain.\n", "The [frequency domain](https://en.wikipedia.org/wiki/Frequency_domain) is a representation of time-series which represents how the signal is distributed within different frequency bands over a range of frequencies (so called the \"spectrum\" of a signal).\n", "Working in the frequency domain is more convenient for common operations such as filtering or signal identification.\n", "It's possible to transform a signal from the time domain into the frequency domain and vice-versa." ] }, { "cell_type": "markdown", "id": "7af4e886-1f28-4354-9184-c7a1a03daec0", "metadata": {}, "source": [ "