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Research on Contrast Enhancement Technology for Low-light-level Image
Author(s): HU Haibo, QIU Minpu
Pages: 26-
30
Year: 2015
Issue:
1
Journal: Bulletin of Surveying and Mapping
Keyword: 低对比度; 微光图像; 增强;
Abstract: 低对比度是微光图像的主要特征之一,因此对比度增强处理是微光图像处理的重要方面。本文首先对常用数字图像对比度增强方法——灰度变换和直方图均衡的基本原理和实现方法进行了阐述,然后针对实际试验中获取的典型低对比度微光图像进行了对比度增强处理,并且对比分析了几种增强方法所得到的图像处理效果,最后总结了典型低对比度微光图像对比度增强方法各自的优缺点及其适用性。
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