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Image Fusion by a Visual Threshold Based Pyramid
Author(s): 
Pages: 907-911
Year: Issue:  10
Journal: TRANSACTIONS OF BEIJING INSTITUTE OF TECHNOLOGY

Keyword:  图像融合拉普拉斯金字塔低通比率金字塔阈值-强度函数;
Abstract: 在分析和比较拉普拉斯金字塔与低通比率金字塔图像融合方法的基础上,结合对于人类视觉特性的了解,提出一种基于视觉阈值特性的金字塔图像融合方法. 该方法要求当目标亮度位于其阈值之上并且不同源图像目标对比度极性相同时,采用对比度指标确定融合要素;否则,采用绝对值指标确定融合要素. 实验结果表明,该方法既可以增强融合图像的对比度信息,又能有效避免低通比率金字塔方法中有时出现的斑点噪声,所需的额外计算量小,因此适用于要求实时性的融合领域.
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