[Retracted] Music Emotion Analysis Based on PSO-BP Neural Network and Big Data Analysis

Table 4

Experimental results of sentiment analysis on 4 sets of music data.

Index	First calculation (4.5)	Second calculation (4.5)	First calculation (5)	Second calculation (5)	Average evaluation value
Experimental group 1					0.89
Experimental group 2					0.86
Experimental group 3					0.99