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计算机系统应用英文版:2026,35(1):209-218
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改进YOLO11的卫星遥感图像目标检测
(1.南京信息工程大学 计算机学院, 南京 210044;2.南京信息工程大学 人工智能学院, 南京 210044)
Improved YOLO11 for Satellite Remote Sensing Image Object Detection
(1.School of Computer Science, Nanjing University of Information Science & Technology, Nanjing 210044, China;2.School of Artificial Intelligence, Nanjing University of Information Science & Technology, Nanjing 210044, China)
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Received:June 05, 2025    Revised:June 30, 2025
中文摘要: 现阶段卫星遥感图像尺寸较大, 检测目标大多较小且分布不均, 存在大量目标聚集在一起的现象, 且不同目标尺度差距较大, 背景较为复杂, 使得在土地利用和环境灾害检测方面面临相当大的挑战. 因此, 本文提出一种改进YOLO11的卫星遥感图像目标检测方法. 首先, 在YOLO11中的C3k2模块中引入注意力机制, 设计了C3k2_DAB模块, 在控制模型复杂度的同时提高模型在复杂背景影响下的检测性能. 其次, 在颈部网络后加入PKI模块, 促进了局部和全局上下文信息的自适应特征提取. 最后在检测端引入新的检测头PConv检测头, 在减少冗余计算和内存访问的前提下更快速地提取空间特征. 实验结果表明, 改进的YOLO11网络模型在遥感图像目标检测任务中取得了优异性能, 相较于原YOLO11模型mAP@0.5提高了2.4%, mAP@0.5:0.95提高了2.1%, 且优于其他主流目标检测模型, 为遥感目标检测算法的应用提供了新思路.
Abstract:Currently, satellite remote sensing images feature a large size, and the targets to be detected are mostly small and unevenly distributed, with many targets gathering together. There are also significant scale differences among targets and the background is rather complex. All these factors pose great challenges to land utilization and environmental disaster detection. Therefore, this study proposes a satellite remote sensing image object detection method based on improved YOLO11. Firstly, this study introduces an attention mechanism into the C3k2 module of YOLO11 and designs the C3k2_DAB module. This enhances the detection performance under the influence of complex backgrounds while controlling model complexity. Secondly, a PKI module is added to the neck network to boost adaptive feature extraction of local and global context information. Finally, a new detection head PConv is introduced at the detection end to extract spatial features more swiftly under the prerequisite of reducing redundant computations and memory access. Experimental results demonstrate that the improved YOLO11 network model yields excellent performance in remote sensing image target detection. Compared to the original YOLO11 model, the proposed model’s mAP@0.5 increases by 2.4% and mAP@0.5:0.95 improves by 2.1%. Additionally, this model outperforms other mainstream target detection models, thus providing new insights for the application of remote sensing target detection algorithms.
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潘童,杜景林.改进YOLO11的卫星遥感图像目标检测.计算机系统应用,2026,35(1):209-218
PAN Tong,DU Jing-Lin.Improved YOLO11 for Satellite Remote Sensing Image Object Detection.COMPUTER SYSTEMS APPLICATIONS,2026,35(1):209-218