使用摄像头和深度学习模型YOLOv12的自动检测乳母山羊的不对称乳头
Kacper Libera1, Maxime A M Pals2, Yvette de Geus3
1Institute for Risk Assessment Sciences (IRAS), Department of Population Health Sciences, Faculty of Veterinary Medicine, Utrecht University, 3584 CM Utrecht, the Netherlands.
Journal of dairy science
|February 6, 2026
概括
一个新的计算机视觉模型可以自动检测乳母山羊的乳头不对称性,有助于早期检测乳腺炎. 这种自动化解决方案可以改善乳健康监测和动物福利.
科学领域:
- 兽医医学 兽医医学 兽医医学
- 计算机科学 计算机科学
- 动物科学动物科学
背景情况:
- 乳牛山羊的阴茎不对称是阴茎炎症 (乳腺炎) 的关键指标.
- 手动监测乳腺不对称是劳动密集型的,对于大群体来说是不切实际的.
- 需要自动化解决方案,以有效管理乳山羊的乳腺健康状况.
研究的目的:
- 开发和验证一个定制的计算机视觉模型,用于检测乳母山羊的乳腺不对称.
- 提供一个自动化工具,用于在挤奶期间定期监测乳房健康状况.
主要方法:
- 收集并注释了4,321张山羊的图像和373张背景图像.
- 训练了一个计算机视觉模型 (Udder_Asymmetry_Model),使用一个分为训练,验证和测试子集的数据集.
- 使用平均平均精度 (mAP) 度量 (mAP50和mAP50-95) 评估模型性能.
主要成果:
- 在测试数据集上, Udder_Asymmetry_Model 实现了令人满意的性能.
- 在50%重叠 (mAP50) 的平均精度为0.891 (95% CI:0.869-0.912).
- 在更严格的局部化 (mAP50-95) 中,平均精度为0.766 (95% CI:0.747-0.789).
结论:
- 使用计算机视觉,可以自动检测乳母山羊的阴茎不对称.
- 这项技术可以加强乳健康监测,改善动物福利和牛奶质量.
- 开发的模型为大型乳山羊养殖场提供了实用解决方案.
相关概念视频
01:11Rotation of Asymmetric Top
1.6K
By definition, a spherically symmetric body has the same moment of inertia about any axis passing through its center of mass. This situation changes if there is no spherical symmetry. Since most rigid bodies are not spherically symmetric, these require special treatment.
The relationship between the angular momentum of any rigid body and its angular velocity, both of which are vectors, involves the moment of inertia. The moment of inertia is a scalar quantity only for spherically symmetric...
The relationship between the angular momentum of any rigid body and its angular velocity, both of which are vectors, involves the moment of inertia. The moment of inertia is a scalar quantity only for spherically symmetric...
1.6K
01:35Asymmetric Lipid Bilayer
9.9K
Biological membranes show uneven distribution of different types of lipids in the inner and outer layers, resulting in transverse asymmetric membranes. The treatment of the erythrocyte membrane with the enzyme phospholipase confirmed the asymmetric nature of the lipid bilayer. The enzyme hydrolyzes lipids into fatty acids and hydrophilic groups. The phospholipase acts only on the outer layer of the membrane, while the inner layer remains intact. The phospholipase treatment resulted in 80%...
9.9K
02:17Reduction of Alkenes: Asymmetric Catalytic Hydrogenation
3.9K
Catalytic hydrogenation of alkenes is a transition-metal catalyzed reduction of the double bond using molecular hydrogen to give alkanes. The mode of hydrogen addition follows syn stereochemistry.
The metal catalyst used can be either heterogeneous or homogeneous. When hydrogenation of an alkene generates a chiral center, a pair of enantiomeric products is expected to form. However, an enantiomeric excess of one of the products can be facilitated using an enantioselective reaction or an...
The metal catalyst used can be either heterogeneous or homogeneous. When hydrogenation of an alkene generates a chiral center, a pair of enantiomeric products is expected to form. However, an enantiomeric excess of one of the products can be facilitated using an enantioselective reaction or an...
3.9K
01:14Avoidance Learning and Learned Helplessness
2.6K
Avoidance learning and learned helplessness are critical concepts in understanding behavioral responses to negative stimuli.
Avoidance learning occurs when an organism learns that a specific behavior can prevent an unpleasant outcome. For example, a student who receives a bad grade may start studying harder to avoid future poor grades. This behavior persists even when the negative outcome is no longer present. Avoidance learning is powerful because it maintains behavior in the absence of the...
Avoidance learning occurs when an organism learns that a specific behavior can prevent an unpleasant outcome. For example, a student who receives a bad grade may start studying harder to avoid future poor grades. This behavior persists even when the negative outcome is no longer present. Avoidance learning is powerful because it maintains behavior in the absence of the...
2.6K
01:27Associative Learning
1.3K
Associative learning is a fundamental concept in behavioral psychology, wherein a connection is established between two stimuli or events, leading to a learned response. This process is critical in understanding how behaviors are acquired and modified. Conditioning, the mechanism through which associations are formed, can be divided into two main types: classical conditioning and operant conditioning, each elucidating different aspects of associative learning.
Classical conditioning, also known...
Classical conditioning, also known...
1.3K
01:22Purposive Learning
513
E. C. Tolman emphasized the purposiveness of behavior — the idea that much of our behavior is goal-directed. For instance, employees who aim for a promotion work diligently to meet their targets. Tolman argued that when classical conditioning and operant conditioning occur, the organism acquires certain expectations. In classical conditioning, a child might fear a dog because they expect it to bite. In operant conditioning, a person might consistently work overtime because they expect a...
513