Challenges

Featured Challenge:
#188 — Voice Chatbot

In this coding challenge, ...

apr 20, 2026

Voice Chatbot

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pitch detection

In this challenge, I attempt to create a Ukulele tuner in JavaScript using p5.js, ml5.js and the pre-trained machine learning model CREPE: A Convolutional REpresentation for Pitch Estimation. Can you make one with a more elegant and creative interface?

Ukulele Tuner with Machine Learning