1vamp:vamp-example-plugins:zerocrossing::Low Level Features 2vamp:vamp-example-plugins:spectralcentroid::Low Level Features 3vamp:vamp-example-plugins:powerspectrum::Visualisation 4vamp:vamp-example-plugins:percussiononsets::Time > Onsets 5vamp:vamp-example-plugins:amplitudefollower::Low Level Features 6vamp:vamp-example-plugins:fixedtempo::Time > Tempo 7