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

Table 6

The comparison of results in different optimizers.

Optimizer	Number	Accuracy (%)
AdaGrad	473	94.04
Adamax	493	98.01
SGD	399	79.32
Adam	499	99.20