BLNN: Multiscale Feature Fusion-Based Bilinear Fine-Grained Convolutional Neural Network for Image Classification of Wood Knot Defects

Table 7

Training time and detection time of all the applied methods.

Method	Training time (min)	Detection time (s/image)
AlexNet	37.32	0.2744
GoogLeNet	44.27	0.3519
MobileNet-V2	12.97	0.2425
ResNet-18	15.95	0.4573
VGGNet-16	36.88	1.9583
BLNN	11.22	0.0795