Table 3.

Hyperparameters selected for the training of the Faster R-CNN model.

Hyperparameter	Value
Learning rate	0.004
Iteration	50,000
Warmup learning rate	0.0013333
Momentum	0.9
Batch size	2
Score converter	Softmax
Input image size	[640, 640, 3]
Data augmentation	Horizontal and vertical flip; Rotations by 90°, 180°, and 270°