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Table 8 Descriptions of sounds divided by event.

From: Semantic Labeling of Nonspeech Audio Clips

Event

Description

SingleSource

Sounds initiated and completed by a single source can be divided into finer groups: SingleNature and SingleArtifact.

SingleNature

Single source sounds made by living beings or natural phenomena.

SingleArtificial

Single source sounds made by bells, machines, and artifacts.

HumanObject

Sounds of human manipulating one object, such as rustling a bag.

ObjectObject

Sounds of two objects interacting, such as pen scratching paper.

MultipleObjects

Complex sound scenes or sounds with multiple entities involved.