Piano playing

How well do you play?

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An artificial intelligence that can grade the skill of a pianist with near-human accuracy could be used in online music tutoring.

Brendan Morris at the University of Nevada, Las Vegas, and his colleagues selected almost 1000 short video clips of people playing piano from YouTube and got an expert pianist to manually grade each on a 10-point scale.

The researchers used half of these videos and their grades to train a neural network, a form of AI, creating a model that can assess piano playing in unseen videos. They then used the …