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基于Bayes线性估计的遥感图像融合 被引量:2

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摘要 将Bayes线性估计应用于不同分辨率遥感图像的观测模型中,提出了一种新的基于统计参数估计的遥感图像融合方法.该方法对于全色波段图像和待估计的多光谱图像的联合分布不做任何假设,只需要估计高分辨率多光谱图像的均值和协方差以提高算法的鲁棒性.另外,文中的方法能够提高多光谱图像的多个主成分的分辨率,而传统的主成分变换方法只限于提高第一主成分的分辨率.实际的LandsatETM+的全色波段图像和多光谱图像的融合实验结果表明,所提议方法的性能优于其他基于统计参数估计的方法和基于主成分变换的融合方法以及基于小波变换的融合方法.
出处 《中国科学(E辑)》 CSCD 北大核心 2007年第4期501-513,共13页 Science in China(Series E)
基金 国家重点基础研究项目(批准号:2001CB309400) 航天支撑技术基金(批准号:2004-1.3-03) 国家自然科学基金(批准号:60672116 30370392) 上海市自然科学基金(批准号:04ZR14018)资助项目
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同被引文献34

  • 1程英蕾,赵荣椿,李卫华,王兵,江泽涛.基于像素级的图像融合方法研究[J].计算机应用研究,2004,21(5):169-172. 被引量:14
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