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Investigation of the use of signal processing techniques in automatic music engraving

Investigation of the use of signal processing techniques in automatic music engraving. Patrick Freer Honours Project Presentation. Today’s questions. The Five Whats : What is the Project? What has been Done? What Transforms are used? What is the Time Frame? What Next?.

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Investigation of the use of signal processing techniques in automatic music engraving

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  1. Investigation of the use of signal processing techniques in automatic music engraving Patrick Freer Honours Project Presentation

  2. Today’s questions The Five Whats: • What is the Project? • What has been Done? • What Transforms are used? • What is the Time Frame? • What Next?

  3. 1. What is the Project • Changing analog music to a digital representation • Making use of the work done by John McGuiness

  4. 2. What has been Done? • Literature Review • Lisp Sample Creation • Q-Transform Implementations • Fourier Transform Implementations • First Harmonic Removal • Filter Creation and Implemtation

  5. 3.1 What Transforms are used? • All of the following reversibly transform Time to Frequency: • Fourier Transform • Short Time Fourier Transform • Wavelet Transform • Q-Transform

  6. 3.2 What Transforms are used?

  7. 3.2 What Transforms are used?

  8. 3.2 What Transforms are used?

  9. 4. What is the Time Frame? • Three phases: • Research and concept work • Initial implementation • Extension and testing

  10. 5. What Next? • Instrument Identification • Isolate harmonics • Resolve time signatures • Choose: • Depth or Breadth

  11. Questions

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