Scientists at Michigan (USA) Lawrence Technological University have developed a way to analyze music that recently put all the Beatles albums in chronological order, just by listening — no need to look up the dates. The method, created by assistant professor Lior Shamir and grad student Joe George, converts the audio into visual data using a spectrum analyzer and then goes at it with a powerful image analyzer.
The system looks for certain chord structures or larger elements like the lengths and types of choruses. By comparing these between albums, it can tell which are most closely associated, and from ...