Method for predicting and decision-making of spirochetosis based on behavior data of carassius auratus in chuzhou

By real-time monitoring of the dorsal fin oscillation frequency and gill cover opening and closing cycle of crucian carp in Chuzhou, a behavioral feature tensor was constructed and a graph attention network was used to solve the problems of lag and high false alarm rate in the existing technology for monitoring sporozoan diseases, and to achieve early accurate prediction and reliable early warning.

CN122414838APending Publication Date: 2026-07-17ANHUI AGRICULTURAL UNIVERSITY
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Patent Information

Application Number
CN202610837912.7
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-06-11
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies for monitoring sporozoanosis in crucian carp in Chuzhou suffer from low efficiency, strong lag, difficulty in covering all fish populations, and susceptibility to environmental noise interference based on single behavioral indicators, resulting in high false alarm or false negative rates. Furthermore, they fail to uncover the synergistic changes in dorsal fin wagging frequency and respiratory rhythm over time.

Method used

By real-time monitoring of the dorsal fin oscillation frequency and gill cover opening and closing cycle of crucian carp in Chuzhou, the power spectral density distribution and respiratory rhythm array are extracted using sliding window transformation. Abnormal peaks are located and behavioral feature tensors are constructed. Combined with graph attention network, the temporal correlation between abnormal events is captured, and the probability of spore infection risk is output.

Benefits of technology

It enables accurate prediction of early diagnosis of sporozoan diseases, reduces false alarm rate, improves prediction timeliness and accuracy, and provides reliable early warning for aquaculture management.

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Abstract

本发明公开了基于滁州鲫行为数据的孢子虫病预测与决策支持方法,涉及水产养殖疾病监测技术领域。该方法包括:响应于养殖水环境中滁州鲫游动轨迹深度数据低于深度阈值的触发信号,采集被标记个体的背鳍摆动频率以及鳃盖开合周期;采用滑动窗口提取背鳍摆动频率在时间序列上的功率谱密度分布,并将鳃盖开合周期映射为呼吸节律数组;在呼吸节律数组中定位幅度偏离均值超过两个标准差的异常峰,并以异常峰出现时刻为基准对齐功率谱密度分布中对应频带的能量衰减量;将能量衰减量与异常峰的幅度比值进行时间点对齐后拼接为行为特征张量;将行为特征张量输入至图注意力网络,输出孢子虫感染风险概率。本发明实现了对孢子虫病的早期预警和量化风险评估。
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