I found another page that I felt like offers an nice overview of the Fourier transform and various practical uses, without getting into the actual implementation details - http://nautil.us/blog/the-math-trick-behind-mp3s-jpegs-and-h...
I found another page that I felt like offers an nice overview of the Fourier transform and various practical uses, without getting into the actual implementation details - http://nautil.us/blog/the-math-trick-behind-mp3s-jpegs-and-h...