Analysis and Optimization of Flute Playing and Teaching System Based on Convolutional Neural Network

Table 1

Change process of feature size in feature extraction model of flute performance and teaching system.

Enter size	Operate	Output size
2047 × 5	Logarithmic frequency-domain filter banks	510 × 24
510 × 24	31 127 × 1 convolution kernels	127 × 25 × 31
127 × 24 × 32	63 24 × 31 convolution kernels	127 × 63
127 × 63	Linear regression classifier	127 × 1