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使用声音位置来监测母猪的繁殖情况

Elaine van Erp-van der Kooij¹, Lois F de Graaf¹, Dennis A de Kruijff¹

¹Department of Animal Husbandry, HAS Green Academy, University of Applied Sciences, P.O. Box 90108, 5200 MA 's-Hertogenbosch, The Netherlands.

Animals : an open access journal from MDPI

|November 25, 2023

概括

精密畜牧业使用声音摄像头来监控小猪的出生. 虽然不完美,但结合声音和视觉数据显著提高了检测生育事件的准确性.

科学领域:

动物科学动物科学
农业工程农业工程
兽医医学兽医医学兽医医学

背景情况:

精密畜牧业 (PLF) 提供了改善动物健康和福利的工具.
猪产卵事件对监测具有挑战,可能导致小猪死亡率.
现有的监测方法可能无法捕捉微妙的听觉或行为线索.

研究的目的:

评估音频摄像机在监测养猪的有效性.
与人类观察相比,评估声音摄像机技术的准确性.
探索PLF工具的潜力,以早期发现生育和相关福利问题.

主要方法:

在两个实地研究中,使用Sorama L642V声音摄像头和Bascom XD10-4安全摄像头监控了五头母猪.
数据分析涉及将声音可视化与可听到的声音进行比较,并在正常速度和10倍较慢的速度播种行为.
性能指标包括准确性,错误率,敏感性和特异性.

主要成果:

在正常速度进行初始分析时,产生了许多错误的阳性结果,没有检测到可听的小猪出生.
较慢的速度分析改善了结果,但保持了较低的准确性和特异性.
将可听到的声音与可见的母猪行为和声音摄像头数据相结合,实现了91.2%的准确度和99.6%的灵敏度.

结论:

音频摄像头显示,有望检测出产的开始,比人类的听力更准确.
需要进一步的研究,以提高特定事件的检测,如小猪出生或粉碎.
PLF技术,特别是声波摄像头,有可能改善生育期间的小猪生存率和福利.

关键词:

动物福利动物福利行为行为行为.小猪粉碎粉碎小猪粉碎猪猪猪猪猪猪猪猪猪猪猪猪猪猪猪猪猪猪猪猪猪猪猪猪猪猪猪声音摄像机声音摄像机

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