基于空间-光谱组件的域级互补性,基于超谱远程传感图像分类
Huayue Chen1, Yuanyuan Li2, Bochuan Zheng2
1School of Computer Science, China West Normal University Nanchong, 637002, China; Institute of Artificial Intelligence, the Key Laboratory of Optimization Theory and Applications, China West Normal University of Sichuan Province, Nanchong, 637002, China.
这项研究介绍了D2FuPro,一种新的高光谱图像分类方法. 它有效地整合了全球和本地空间光谱细节,通过解决同质性和异质性问题,显著提高了分类准确性.
科学领域:
- 遥感 遥感 遥感 遥感
- 计算机视觉 计算机视觉
- 图像处理 图像处理
背景情况:
- 超谱图像 (HSI) 面临着"同质性"和"异质性"等挑战,导致类内一致性低,类间差异化差.
- 现有的分类方法难以整合空间光谱信息的全球结构和本地细节,影响性能.
- 解决这些问题对于准确的HSI特征分类至关重要.
研究的目的:
- 提出一种新的超光谱遥感图像分类方法,D2FuPro.
- 为了提高空间频谱组件的域级互补性,以提高分类.
- 提高HSI分类中的类内一致性和类间差异化.
主要方法:
- 采用双分支结构来捕获全球 (全景域) 和本地 (半镜域) 的空间光谱信息.
- 全景域低级特征提取 (PLFE) 通过低级建模和纹理光滑来保持全球结构.
- 介面域特征增强 (MDFE) 优化了使用邻近像素上下文的局部光谱信息和空间边界.
主要成果:
- D2FuPro方法有效地整合了双域空间光谱信息,实现了互补的好处.
- 在四个数据集上的实验验证表明,与传统和先进方法相比,性能优越.
- 拟议的方法在分类准确性方面取得了显著的改进.
结论:
- D2FuPro成功地解决了HSI分类中的同质性和异质性问题.
- 双域方法增强了全球和地方空间光谱特征的整合.
- 这种方法为高光谱图像分类的准确性提供了有希望的进步.
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