26th November 2024 

• Go through this notebook on using Python for audio signal processing. This notebook uses an audio file, found here. Download it, and upload it to your Colab notebook. [30]

• Introduction to Spectrograms [15]

• Class quiz (pt1) [10]

• Go through this notebook on how to create spectrograms. [20]

Data used in class 💾 

• violin_c.wav

• scale.wav

• voice.wav

• water.wav

Homework 🔎 

1. Finish the coding exercises from today! This would be critical otherwise you will be lost.

2. Exercise on creating spectrograms. It's super important to work on this and familirise yourself with how librosa works on creating spectrograms. We'll be doing this a lot.

3. Watch this video: singing trees.

4. Watch this video, to learn a bit more about soundscape ecology.

5. Find out what these terms mean: anthropophony, geophony and biophony

6. Take a look at this full example on Librosa on how to create mel-spectrograms, you need to be comfortable with this, and you'll be doing this a lot!

Credits:

Top image: This image was created with the assistance of DALL·E 3.