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改进的MobileNetV2遥感图像场景分类方法

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为了解决传统方法在遥感图像场景分类中存在的低准确率和低精度问题,本文提出一种基于迁移学习与注意力机制的遥感图像场景分类方法.首先,以第二代移动网络(MobileNetV2)为基础网络模型;其次,引入迁移学习防止模型出现过拟合的现象;最后,引入注意力机制模块使模型关注图像中关键的特征信息.在航空图像数据集(AID)、遥感图像场景数据集(NWPU45)进行了实验,准确率分别达到了96.88%、95.45%.实验结果表明,本文方法可以有效地提高遥感图像场景的分类精度.
Improved remote sensing image scene classification method based on MobileNetV2
In order to solve the problems of low accuracy and low precision of traditional methods in remote sensing image scene classification,a remote sensing image scene classification method based on transfer learning and attention mechanism was proposed.Firstly,the second-generation mobile network(MobileNetV2)was used as the base network model;secondly,transfer learning was introduced to prevent the model from overfitting;finally,the attention mechanism module was introduced to make the model focus on the key feature information in the image.Experiments were conducted on the aerial image dataset(AID)and remote sensing image scene dataset(NWPU45),and the accuracies reached 96.88%and 95.45%,respectively.Experimental results show that the proposed method in this paper can effectively improve the classification accuracy of remote sensing image scenes.

remote sensing imagesscene classificationMobileNetV2attention mechanismtransfer learning

张赫雷、张合欣

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广东省国土资源测绘院,广东 广州 510500

自然资源部华南热带亚热带自然资源监测重点实验室,广东 广州 510663

遥感图像 场景分类 MobileNetV2 注意力机制 迁移学习

广东省科技计划

2021B1212100003

2024

北京测绘
北京市测绘设计研究院,北京测绘学会

北京测绘

影响因子:0.55
ISSN:1007-3000
年,卷(期):2024.38(10)
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