一种改进的遥感影像超分辨率方法

来源 :第六届智能CAD与数字娱乐学术会议 | 被引量 : 0次 | 上传用户：z987z654z123

【摘要】

：

利用超分辨率重建技术来提高遥感影像的空间分辨率，与改进传感器的硬件比较而言，成本低，并可充分利用现有的数据。但超分辨率重建技术能否实际应用于遥感影像，必须要解决好三个问题：高精度的自动配准，基于2～3张有效序列图像的快速重建，能够快速鲁棒地运行大尺寸的图像。本文通过采用Sift特征提取，利用kd-tree加速匹配，合理地控制收敛参数等一系列措施，改进了传统的POCS(凸集投影法)方法，并提出了基于

【作者】

：

Zhang Yan 张砚 Xu Kun 徐昆 Li Yong 李勇

【机构】

：

Department of Computer Science and Technology, Tsinghua University, Beijing 100084, China;Zhonghua S

【出处】

：

第六届智能CAD与数字娱乐学术会议

【发表日期】

：

2009年7期

【关键词】

：

遥感影像超分辨率图像配准凸集投影法

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一种改进的遥感影像超分辨率方法

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