Network Audio Data and Music Composition Teaching Based on Heterogeneous Cellular Network

Table 2

Comparison of the test results of the two classification systems using the TUT data set.

Features and decision models	Flat measurement index
	Ambient sound accuracy (%)	Environmental sound recall rate (%)	Music accuracy (%)	Music recall rate (%)
7-dimensional features + 3sigma judgment	76.19	38.01	72.22	93.14
1572-dimensional features + decision tree decision	84.60	96.07	97.54	89.90