You are free to share this article under the Attribution 4.0 International license. An artificial intelligence algorithm can improve diagnoses, treatments, and our overall understanding of sleep disorders, researchers report. "The algorithm is extraordinarily precise. We completed various tests in which its performance rivaled that of the best doctors in the field, worldwide," says Mathias Perslev, a PhD in the computer science department at the University of Copenhagen and lead author of the study in the journal npj Digital Medicine. Today's sleep disorder examinations typically begin with admittance to a sleep clinic.