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ji yu dmd hong wai shi jing tu xiang zi shi ying zeng qiang suan fa yan jiu
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Year: Issue:  8
Journal: Infrared Technology

Keyword:  红外视景图像数字微镜阵列调制传递函数线扩展函数刀刃边缘维纳滤波;
Abstract: 针对数字微镜阵列DMD(Digital Mirror Device)红外视景图像存在对比度低、非均匀性等问题,提出了一种基于调制传递函数MTF(Modulation Transfer Function)的自适应增强算法,首先通过检测图像线性边缘和提取最佳区域获取线扩展函数,然后利用线扩展函数与 MTF 间的关系完成MTF 的自动检测,最后运用维纳滤波完成图像复原增强处理.仿真实验表明,该算法能有效提高对比度和降低图像的非均匀.
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