激光与光电子学进展, 2018, 55 (5): 051002, 网络出版: 2018-09-11
基于图像检索的对比度调整 
下载： 1081次
Contrast Adjustment Based on Image Retrieval
图 & 表
图 2. 上下文相关和不相关增强。(a)原图;(b)上下文相关;(c)上下文不相关
Fig. 2. Enhancement of context-sensitive and context-free. (a) Original image; (b) context-sensitive; (c) context-free
图 4. (a)自适应亮度均衡后进行CLAHE变换;(b)直接CLAHE变换
Fig. 4. (a) CLAHE transform after adaptive brightness equalize; (b) CLAHE transform
图 5. 最优解时,不同亮度调整模块对应的增强结果图像。(a) CLAHE作为最优解中亮度调整模块;(b)亮度均衡后进行CLAHE变换作为最优解中亮度调整模块
Fig. 5. Enhanced image with brightness adjustment module corresponding to different optimal solutions. (a) CLAHE as optimal solution; (b) CLAHE transform after brightness equalize as optimal solution
图 6. 参考图像和待增强图像及其质量评分。(a)~(g)参考图像;(h)~(n)对应的待增强图像
Fig. 6. Reference image and image to be enhanced and its quality score. (a)-(g) Reference images; (h)-(n) images to be enhanced
图 9. 弱对比度图像的增强方法对比。(a)原图;(b) AGWD方法;(c) BIQME方法;(d) GICE方法;(e) ROHIM方法;(f)本文方法
Fig. 9. Weak contrast images treated by different methods. (a) Original image; (b) AGWD method; (c) BIQME method; (d) GICE method; (e) ROHIM method; (f) proposed method
图 10. 暗景图像的对比度增强方法对比。(a)原图;(b) AGWD方法;(c) BIQME方法;(d) GICE方法;(e) ROHIM方法;(f)本文方法
Fig. 10. Dark image treated by diffeent methods. (a) Original image; (b) AGWD method; (c) BIQME method; (d) GICE method; (e) ROHIM method; (f) proposed method
费延佳, 邵枫. 基于图像检索的对比度调整[J]. 激光与光电子学进展, 2018, 55(5): 051002. Yanjia Fei, Feng Shao. Contrast Adjustment Based on Image Retrieval[J]. Laser & Optoelectronics Progress, 2018, 55(5): 051002.
PDF全文
