深度学习可以自动化的骨破裂强度量化,以改善动物福利
Tanmay Debnath1, Peter Wilson1, Ricardo Pong-Wong1
1The Roslin Institute, University of Edinburgh, Easter Bush, Midlothian EH25 9RG, UK.
Poultry science
|February 4, 2026
概括
一个新的深度学习模型准确地从X射线中预测骨强度,为当前方法提供更快,非侵入性的替代方案. 这种进步有助于选择更强壮的骨头,改善家禽福利和繁殖计划.
科学领域:
- 动物科学动物科学
- 生物技术是生物技术.
- 兽医医学 兽医医学 兽医医学
背景情况:
- 骨损伤是家禽业的重大福利问题.
- 目前用于评估骨强度的方法,如手动X射线注释和死后测试,耗时且具有破坏性.
研究的目的:
- 开发一种自动化的深度学习管道,用于细分的小腿和从X射线图像中预测骨折强度.
- 评估图像衍生骨强度预测的准确性和可传承性.
主要方法:
- 使用U-Net开发了一个深度学习管道,可以从横向X射线图像中自动分割脚.
- 一个预测模型被训练使用 916 个精选的骨图像的像素强度来估计断裂强度.
- 使用Pearson的相关性和可遗传性估计 (h2) 评估了性能.
主要成果:
- 在U-Net模型实现了0.91的子得分,用于椎的细分.
- 预测模型实现了0.74的最大皮尔森相关性与测量的断裂强度,超过了手动注释.
- 来自图像的预测是适度可遗传的 (h2 ≈ 0.16),与身体骨强度有很高的遗传相关性.
结论:
- 开发的深度学习工作流提供了一种快速,非侵入性和遗传信息化的方法来评估骨强度.
- 这种方法可以整合到商业育种计划中,以提高骨质量和提高家禽福利.
相关概念视频
Acid Strength and Molecular Structure
33.1K
Binary Acids and Bases
In the absence of any leveling effect, the acid strength of binary compounds of hydrogen with nonmetals (A) increases as the H-A bond strength decreases down a group in the periodic table. For group 17, the order of increasing acidity is HF < HCl < HBr < HI. Likewise, for group 16, the order of increasing acid strength is H2O < H2S < H2Se < H2Te. Across a row in the periodic table, the acid strength of binary hydrogen compounds increases with increasing...
In the absence of any leveling effect, the acid strength of binary compounds of hydrogen with nonmetals (A) increases as the H-A bond strength decreases down a group in the periodic table. For group 17, the order of increasing acidity is HF < HCl < HBr < HI. Likewise, for group 16, the order of increasing acid strength is H2O < H2S < H2Se < H2Te. Across a row in the periodic table, the acid strength of binary hydrogen compounds increases with increasing...
33.1K
Bones of the Lower Limb: Tibia and Fibula
9.5K
The tibia is the main weight-bearing bone of the lower leg. It is larger than the fibula with which it is paired. The tibia is also the second longest bone in the body and is located right below the skin. The proximal end of the tibia forms the medial and the lateral condyle, which articulates with the condyles of the femur to form the knee joint. Between the articulating surfaces is the irregular elevated area known as the intercondylar eminence that serves as the inferior attachment point for...
9.5K
Fixing Double-strand Breaks
14.8K
The double-stranded structure of DNA has two major advantages. First, it serves as a safe repository of genetic information where one strand serves as the back-up in case the other strand is damaged. Second, the double-helical structure can be wrapped around proteins called histones to form nucleosomes, which can then be tightly wound to form chromosomes. This way, DNA chains up to 2 inches long can be contained within microscopic structures in a cell. A double-stranded break not only damages...
14.8K
Fixing Double-strand Breaks
4.4K
4.4K
Strength of Cement
504
Strength tests for cement are not performed directly on neat cement paste due to difficulty in obtaining consistent, reliable specimens. Instead, cement is typically tested in the form of cement-sand mortar.
For compressive strength tests, ASTM C 109-05 standards prescribe a cement-sand mix ratio of 1:2.75 and a water/cement ratio of 0.485 for making 2-inch cubes. These cubes are mixed, cast, and cured in saturated lime water at 23°C until testing. Flexural strength testing, outlined in...
For compressive strength tests, ASTM C 109-05 standards prescribe a cement-sand mix ratio of 1:2.75 and a water/cement ratio of 0.485 for making 2-inch cubes. These cubes are mixed, cast, and cured in saturated lime water at 23°C until testing. Flexural strength testing, outlined in...
504
Relation Between Tensile Strength and Compressive Strength of Concrete
685
Concrete is a fundamental building material, and understanding its strengths is crucial for construction projects. The relationship between its tensile and compressive strengths is intricate, showing that while these strengths are related, they do not increase at the same rate. Tensile strength's growth is slower and is affected by various factors such as the methods used for testing, the size and shape of the specimen, the texture of the aggregate used, and the moisture content of the...
685


