Music service for the detection of copyright infringement

A method to detect an infringing audio composition, the method comprising:

• receiving an audio file from a user;
• preparing one or more track samples based on the audio file to compare with one or more audio files stored with a digital rights repository;
• determining an original audio recording from the digital rights repository based on the one or more track samples;
• preparing an acapella version based on the original audio recording and/or an instrumental version based on the original audio recording;
• processing, by iteratively varying a pitch, a tempo and/or a key of, the original audio recording, the acapella version and/or the instrumental version to create a processed iteration of each of the original audio recording, the acapella version and/or the instrumental version;
• automatically comparing the processed iteration of each of the original audio recording, the acapella version and/or the instrumental version with the one or more audio files stored with a digital rights repository;
• determining a match between the processed iteration of each of the original audio recording, the acapella version and/or the instrumental version and the one or more audio files stored with the digital rights repository;
• and
• determining a digital rights action to take based on the match between the processed iteration of each of the original audio recording, the acapella version and/or the instrumental version and the one or more audio files stored with the digital rights repository.

A computer program product comprising a non-transitory computer readable medium having stored thereon computer executable instructions, which when executed by one or more processors, cause the one or more processors to detect an infringing audio composition, the operations comprising:

• receiving an audio file from a user;
• preparing one or more track samples based on the audio file to compare with one or more audio files stored with a digital rights repository;
• determining an original audio recording from the digital rights repository based on the one or more track samples;
• preparing an acapella version based on the original audio recording and/or an instrumental version based on the original audio recording;
• processing, by iteratively varying a pitch, a tempo and/or a key of, the original audio recording, the acapella version and/or the instrumental version to create a processed iteration of each of the original audio recording, the acapella version and/or the instrumental version;
• automatically comparing the processed iteration of each of the original audio recording, the acapella version and/or the instrumental version with the one or more audio files stored with a digital rights repository;
• determining a match between the processed iteration of each of the original audio recording, the acapella version and/or the instrumental version and the one or more audio files stored with the digital rights repository;
• and
• determining a digital rights action to take based on the match between the processed iteration of each of the original audio recording, the acapella version and/or the instrumental version and the one or more audio files stored with the digital rights repository.