Table 4. Evaluation of posture detection in pigs using an improved Mask R–CNN model

Posture	Recall	Precision	F1-score
Standing	0.961	0.973	0.967
Sitting	0.907	0.918	0.912
Eating	0.935	0.960	0.947
Lying	0.881	0.887	0.884
Average	0.921	0.935	0.928

R–CNN, regions with convolutional neural networks.