Fig. 1. Block diagram of the DNN structure.
Fig. 2. Example of DRC curve.
Fig. 3. Block diagram for overall structure.
Fig. 4. Performance according to parameters of time stretching and pitch shifting. (a) Time stretching, (b) Pitch shifting.
Fig. 5. Performance according to DRC curve and block mixing method. (a) Dynamic range compression, (b) Block mixing.
Table 1. Distribution of weakly labeled data each class.
Table 2. Parameters of block mixing and dynamic range compression.
Table 3. Performance per data augmentation method and its parameters.