中国激光, 2018, 45 (11): 1104001, 网络出版: 2018-11-15
基于局域信号增强的光学元件损伤检测 
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Optical Damage Inspection Based on Local Signal Enhancement
图 & 表
图 1. 滤波模板。(a)结构图;(b)模板作用域下的图像子块
Fig. 1. Filtering template. (a) Structural diagram; (b) image patches in scope of template
图 3. LASSR算法改进前后的分割结果比较。(a)原始疵病图像;(b)原始疵病图像强度分布三维图;(c)改进后的结果;(d)改进前的结果
Fig. 3. Segmentation results before and after improvement of LASSR algorithm. (a) Original damage image; (b) three-dimensional intensity distribution of original damage image; (c) result after improvement; (d) result before improvement
图 5. 信号图像。(a)自适应局域增强前;(b)自适应局域增强后;(c)(d)对应(a)(b)的三维形貌
Fig. 5. Signal images. (a) Before adaptive local enhancement; (b) after adaptive local enhancement; (c)(d) three-dimensional morphologies corresponding to (a) and (b), respectively
图 6. 信号图像自适应局域增强前后的强度分布图。(a)~(d)分别对应图4中编号1~4疵病
Fig. 6. Intensity distributions of signal images before and after adaptive local enhancement. (a)-(d) Corresponding to damages numbered by 1-4 in Fig. 4
图 7. 原始损伤图像与分割结果。(a)原始损伤图像;(b)分割结果
Fig. 7. Original damage image and its segmentation result.(a) Original damage image; (b) segmentation result
表 1损伤漏检率结果
Table1. Results of missed detection rate of damages
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田玉婷, 邬融, 杨野. 基于局域信号增强的光学元件损伤检测[J]. 中国激光, 2018, 45(11): 1104001. Tian Yuting, Wu Rong, Yang Ye. Optical Damage Inspection Based on Local Signal Enhancement[J]. Chinese Journal of Lasers, 2018, 45(11): 1104001.
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