Fig. 4From: Emotion recognition and school violence detection from children speechShows the data validation process. The database is divided into two parts. Firstly, 33% of which is used for testing data and 67% of which is used for training data. Secondly, the training data is divided into two parts, 25% of which is used for training SVM and 75% of which is used for validation of parameters optimizationBack to article page