Livestock abnormal feeding behavior monitoring method and system based on video track

The invention belongs to the technical field of smart farms, and discloses a livestock abnormal feeding behavior monitoring method and system based on a video trajectory, and the method comprises the steps: collecting livestock daily activity data in real time through a monitoring camera, connecting with the Ethernet through an Internet of Things hardware device, and uploading a monitoring image to a server for storage in a video form; building a target detection model, carrying out frame extraction, labeling and division on historical video data, transmitting the historical video data into the target detection model for training, verification and optimization, calling real-time monitoring video data, transmitting the real-time monitoring video data into the target detection model, and carrying out track processing, state estimation, information association and cascade matching on a detection result to obtain a tracking track; delineating the range of a feeding trough, counting the track of each livestock und