一种双任务驱动的果梗识别与采摘点定位校正方法及系统

By employing a dual-task driven method for stem identification and picking point localization, and utilizing the StemNet network for stem identification and localization correction, the problem of inaccurate chili picking point localization in complex environments is solved, achieving high-precision and efficient picking point localization, which is suitable for automated agricultural harvesting.

CN121661638BActive Publication Date: 2026-07-17UNION COLLEGE OF FUJIAN NORMAL UNIV

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
UNION COLLEGE OF FUJIAN NORMAL UNIV
Filing Date
2025-12-06
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing chili picking point positioning models are easily affected by occlusion and the slender shape of the fruit stems in complex environments, resulting in inaccurate picking point positioning and failure of robotic arm picking.

Method used

A dual-task driven method for fruit stem recognition and picking point localization is adopted. The StemNet network is used for fruit stem recognition and localization correction. The hybrid attention weighted convolution module HAWConv and the step attention feature fusion module SteAttn ​​are combined to perform fine segmentation of the fruit stem region and spatial correction of the picking point.

Benefits of technology

It improves the positioning accuracy and robustness of the picking point, reduces the amount of computation, and is suitable for automated agricultural picking scenarios, ensuring the accuracy and real-time nature of the picking process.

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Abstract

本发明涉及一种双任务驱动的果梗识别与采摘点定位校正方法及系统,该方法包括:构建基于双任务机制的果梗识别与定位校正模型;在第一阶段任务中,通过另一果梗识别网络StemNet对输入图像进行处理,进行果梗、果实区域识别及采摘关键点定位;在第二阶段任务中,通过StemNet对第一阶段任务输出的果梗区域进行果梗边界的精细化分割,得到精确果梗分割区域;然后结合第一阶段任务得到的采摘点位置信息和第二阶段任务得到的精确果梗分割区域,进行采摘点的空间位置校验与校正;StemNet以YOLOv12为基础模型,将Conv模块替换为HAWConv模块,将A2C2f模块替换为SteAttn模块;进行模型训练后用于图像检测,得到果实目标及准确的采摘点位置信息。本发明可以提高果实采摘点定位的准确性与鲁棒性。
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