Spectrogram Matching

The questions below are due on Thursday April 24, 2025; 02:00:00 PM.
 
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Each pair of spectrograms below was computed using the same piece of music, but with at most one change in parameters. Which of the following best describes the change from Spectrogram 1 to 2:

  • no change was made
  • the window size N was increased
  • the window size N was decreased
  • the step size s was increased
  • the step size s was decreased
  • the window function was changed from rectangular to Hann
  • the window function was changed from Hann to rectangular

Please upload a single pdf file that contains your answers to all parts of this problem:

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