This is the video associated with QR code QR4.1 in Chapter 4 of Time Series for Data Science: Analysis and Forecasting by Woodward, Sadler, and Robertson. https://timeseriesfordatascience.com/ This book contains over 80 videos, of which this is one. In this video Dr. Robertson gives a brief introduction/review of Fourier representation for purposes of introducing the frequency domain and spectral estimation.
#frequencydomain #fourier #filter
