| 提高空间光学遥感器有效分辨率的方法研究 |
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| 引用本文： | 王静,周峰,潘瑜,徐丽燕,夏德深.提高空间光学遥感器有效分辨率的方法研究[J].航天返回与遥感,2011,32(4):24-29. |
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| 作者姓名： | 王静 周峰 潘瑜 徐丽燕 夏德深 |
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| 作者单位： | 1. 南京理工大学计算机科学与技术学院,南京,210094
2. 北京空间机电研究所,北京,100076 |
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| 基金项目： | 国家自然科学基金(61003108) |
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| 摘 要： | 亚像元成像技术是实现相机小型化、提高相机空间分辨率的有效方法。文章介绍了国内外主流的亚像元成像技术,分析了采样方式对标称分辨率及有效分辨率的影响。提出了基于倒易晶胞理论的自适应倒易晶胞用于调整错位频谱的方法,进一步提高了遥感器的有效分辨率。
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| 关 键 词： | 亚像元 高模式 超模式 斜模式采样 有效分辨率 空间光学遥感器 |
A Method for Improving the Effective Resolution of Space Optical Remote Sensor |
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| Wang Jing Zhou Feng Pan Yu Xu Liyan Xia Deshen.A Method for Improving the Effective Resolution of Space Optical Remote Sensor[J].Spacecraft Recovery & Remote Sensing,2011,32(4):24-29. |
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| Authors: | Wang Jing Zhou Feng Pan Yu Xu Liyan Xia Deshen |
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| Institution: | Wang Jing1 Zhou Feng2 Pan Yu1 Xu Liyan1 Xia Deshen1 (1The School of Computer Science and Technology,Nanjing University of Science and Technology,Nanjing 210094,China)(2Beijing Institute of Space Mechanics & Electricity,Beijing 100076,China) |
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| Abstract: | Subpixel imaging technology is a state-of-the-art method to reduce the size of camera and improve the spatial resolution.This paper introduced the main subpixel imaging systems and discusses the resolution under different sampling systems.On the basis of reciprocal cell,adapted reciprocal cell was used to correct the vicarious spectrum and improve the effective resolution still further. |
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| Keywords: | Subpixel Higher-mode Super-mode Tilting sampling Effective resolution Space optical remote sensor |
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