A self-Adaptive remote sensing image enhancement method based on gradient and intensity histogram
Lu, Zhuanli1,2; Liu, Jiahang1; Chen, Tieqiao1,2; Kang, Chaomeng1,2; Yu, Kai1,2
2017
会议日期2017-06-04
会议地点Beijing, China
卷号10462
DOI10.1117/12.2285168
英文摘要

It is crucial to enhance the lower contrast Remote remote sensing images to obtain more details information for further remote sensing image processing and application. In this letter here, a self-Adaptive remote sensing image contrast enhancement method has been proposed. The method is an improvement, based on gradient and intensity histogram equalization (GIHE) by using the advantage of histogram compaction transform (HCT). Firstly, we obtained two enhanced images by GIHE and HCT, respectively. Then furthermore, the two enhaceed images were normalized with a self-Adaptive paremeter, which based on standard deviation and mean of the gradient. Finally and then, we modified the normalized image by dual-gamma function for preserving the local details. It's evidenced that the proposed method have more richer details and better subjective visual quality, comparedwith the other methods. The experimental results depicted in terms of PSNR, MAE and Q. Comparing with the other methods, the proposed method had richer details and better subjective visual quality. © 2017 SPIE.

产权排序1
会议录AOPC 2017: Optical Sensing and Imaging Technology and Applications
会议录出版者SPIE
语种英语
ISSN号0277786X
ISBN号9781510614055
内容类型会议论文
源URL[http://ir.opt.ac.cn/handle/181661/29913]  
专题西安光学精密机械研究所_遥感与智能信息系统研究中心
作者单位1.Xi'an Institute of Optics and Precision Mechanics of CAS, Xi'an, 710119, China
2.University of Chinese Academy of Sciences, Beijing, 100049, China
推荐引用方式
GB/T 7714
Lu, Zhuanli,Liu, Jiahang,Chen, Tieqiao,et al. A self-Adaptive remote sensing image enhancement method based on gradient and intensity histogram[C]. 见:. Beijing, China. 2017-06-04.
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