Melodicness
How much the song possesses a clear and memorable tune that follows well-defined musical patterns. A song high in melodicness generally features clear and memorable instrumental or vocal lines.
Acousticness
A measure of how much a song relies on acoustic instruments (eg. piano, guitar, violin, drums, saxophone) instead of electronic or digitally synthesized
Valence
Danceability
A combination of factors including tempo stability, rhythmic patterns, and beat emphasis to determine how suitable a song is for dancing. A "danceable" song may feature a consistent tempo, repetitive musical structure, and strong downbeats.
Energy
The perceived intensity of a track which may be influenced by tempo, dynamics, and musical compactness. A high energy song may have a driving rhythm and dense instrumentation while a low energy song can be musically sparse and feature slower tempos.
