Patent 10387481 was granted and assigned to Spotify on August, 2019 by the United States Patent and Trademark Office.
An excerpt of a media object is extracted by computing, for each bar of an N-bar loop, one or more perceptual quality vectors. For each of the one or more perceptual quality vectors within a search zone (S), one or more distances between bar i and bar i+N is computed and sorted to generate a sorted list of bars.