一种禽类异常识别方法及装置

By extracting image and audio information from the poultry farm monitoring system, abnormal poultry behavior can be automatically identified, solving the problem of high manpower consumption in manual identification in existing technologies and achieving efficient and accurate monitoring of poultry anomalies.

CN109711346BActive Publication Date: 2026-07-17NANJING FORESTRY UNIV

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
NANJING FORESTRY UNIV
Filing Date
2018-12-27
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing poultry farm monitoring systems cannot automatically identify abnormal poultry behavior, requiring a significant amount of manpower.

Method used

By extracting image information from surveillance videos, selecting reference images, calculating the area difference between the image area not covered by feed and the background image area in the feed trough, determining the time of maximum value as the end time of feed addition, and combining audio information for machine learning classification, it is possible to determine whether poultry feeding is abnormal.

Benefits of technology

It has automated the identification of abnormal poultry behavior, improved identification efficiency and accuracy, reduced human intervention, and can distinguish between non-urgent and urgent abnormal behaviors.

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Abstract

本发明提供了一种禽类异常识别方法及装置,涉及视频监控技术领域。该禽类异常识别方法包括:提取监控视频中的图像信息;在所述图像信息中选取参考图像以及食槽中无饲料时的背景图像;分别计算每幅参考图像中未被饲料覆盖的图像区域与所述背景图像中未被饲料覆盖的图像区域之间的面积差值;确定所述面积差值为极大值的参考图像对应的时刻为饲料添加结束时刻,将所述极大值作为添加饲料结束时的起始饲料量;基于所述极大值与所述饲料添加结束时刻后参考图像对应的面积差值之间的差判断禽类进食是否异常。该方法基于采集图像确定食槽中的饲料量,基于通过图像处理获取的饲料量的变化值判断禽类是否进食异常,从而自动识别禽类异常行为。
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