This is an excerpt (from 00:18 to 00:37 mm:ss) of the item 144_MIDI-minus-one_rock-113_sticks.wav from the ENST-Drums dataset. It has been mixed with the corresponding melodic accompaniment track. The activation functions in red, green and blue represent the ground truth drum onsets, the activations in light red, light green, and light blue represent the output of the respective algorithms.