OALib Journal期刊
ISSN: 2333-9721
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基于Contourlet变换的偏振图像融合
, PP. 525-530
Keywords: 图像融合,Contourlet,变换,融合规则,偏振图像,区域能量
Abstract:
提出一种基于Contourlet变换的偏振图像融合算法。Contourlet变换是一种具有几何信息的灵活多尺度、多方向和平移不变性的图像分解变换,与小波变换相比,对图像分析很重要的沿曲面任意方向反映的细节更容易调整。采用Contourlet变换对三个555波段不同方向的偏振图像进行分解,对于高频和低频系数分别采用不同的窗函数计算区域能量,最后加权实现偏振图像的融合处理。实验结果表明,该算法与小波分解法相比在保留原始图像边缘和纹理信息同时,可以体现偏振图像的特点,取得较好的融合视觉效果。
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