Table 4 Categories for audio event annotation
Categories for Audio Event annotation | ||
|---|---|---|
Categories | Subcategory 1 (no. of layers) | Subcategory 2 |
Human | Voice (×3) | speech male, speech female, speech child, [speech synthetic], crowd noise, laughter, shouting, crying, coughing, [sneezing], breathing, spitting, singing, infant, other |
|  | Movement (×3) | footsteps, punching, other |
Nature | Elements (x2) | wind, water, waves, thunder, fire, sand, other |
|  | Animals (×2) | dog bark, [dog howl], bird tweet, bird sing, horse galloping, horse neighing, [sheep], other |
|  | Plants/Vegetation (×2) | [leaves rustling,] [other] |
Mechanical | Construction (×2) | [jackhammer], hammering, drilling, [sawing], engine running, other |
|  | Ventilation (×2) | [air-conditioner], other |
|  | Non-motorized Transport (×2) | bicycle, skateboard, other |
|  | Social Signals (×2) | bells, clock chimes, alarm/siren, [fireworks], gun shot, explosion, glass breaking, door rusty, door opening/closing, swords, other |
|  | Motorized Transport (×2) | [marine], rail, road, [air], [other] |
Music | Amplified (×1) | live, recorded |
|  | Non-amplified (×1) | live |
|  | Sound Source (×1) | Diegetic: originated from the source within the film’s world, Non-diegetic: mood music Background music: when music is not the basic element in the scene Foreground music: when music is basically the only thing you hear |
|  | Genre (×1) | classical, symphonic, rock, pop, [punk], jazz, folk/country, blues, [metal], rock ’n roll, hiphop, [reggae], electronic, funk/soul/rnb, ethnic/world, other |
|  | Instrument (×1) | [keyboard], string, wind, percussion, orchestra, electronic/amplified, mixed (e.g., rock band etc.),other |