Music popularity index
Open-knowledge reference entry

A music popularity index is a recorded music ranking, classified by popularity, which can be measured in many different ways. Nowadays, they are very common in musical websites, since they offer useful statistics suitable for many applications, such as musical recommendations. There are hundreds of methods to measure the popularity of an artist, and most websites have their own measurement system. The leading systems are as follows:
Last.fm music charts
Features
Last.fm is Internet's reference to musical social networks. It has a huge database, based on all the information provided by their users when they listen to music in different ways, storing all the information in their profiles.
Every week, Last.fm updates its music charts, based on all the information stored last week by the millions of users through the Audioscrobbler plug-in or the Last.fm radio. The website has many different charts, including Top Artists, Top Tracks, Top Albums, Weekly Top Artists and Weekly Top Tracks. The Top Tracks and the Top Albums of an artist are also available. In a user's profile we have his/her Top Tracks and Top Artists. All these information can be classified in different time periods, such as last week, last month, last 3 months, last 6 months, last year or overall.
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This entry incorporates text from “Music popularity index” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.