Shazam is one of the most well-known mobile applications to search for songs whose names you do not know.A project that started in 2002. According to the official website of the ‘app’, it currently has over 1,000 million users using its services on both Android and Apple devices.
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It is very simple to use, you just need to download the app and when it is already installed you need to open it and press and hold the ‘S’ shaped button; When it finds it, it will give you the results. Moreover, It can be used offline to compare against the ‘application’ database.
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If you are one of those people who turn to this application to find songs, you must have wondered at some point how it is possible for the ‘app’ to find what you are looking for in a short time, here we will tell you what it is. function.
Through a process called Voice FingerprintWhere various spectrograms of the music being played are created. This measures the frequency and seconds of each note, which creates a graph. key points According to ‘YouTube’ channel Jaime Altozano, this characterizes each song.
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Each of these points has a different value. Hz.. However, this process required a lot of time and money, so it was not possible for the company; Therefore, another method was found. Two frequencies of Hz and the time distance between them were purchased.
In other words, the Shazam algorithm creates the digital fingerprint of the sound and finds its counterpart within seconds among the millions of songs stored in its database.
Once defined by the application, The name of the song will be shown to the userartist’s name, lyrics, music video, singer’s bio and some suggestions for other singles.
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Source: Exame