光学学报, 2018, 38 (8): 0815020, 网络出版: 2019-05-09
基于平滑样条拟合的相位图像滤波评价方法 
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Filtering Evaluation Method of Phase Images Based on Smooth Spline Fitting
图 & 表
图 1. 滤波前后相位图和相位分布。(a)原始包裹相位图;(b)原始包裹相位图对角线截面上的相位分布;(c)滤波后的包裹相位图;(d)滤波后相位图对角线截面上的相位分布
Fig. 1. Phase map and phase distribution before and after filtering. (a) Original wrapped phase map; (b) phase distribution on the diagonal section of the original wrapped phase map; (c) filtered wrapped phase map; (d) phase distribution on the diagonal section of the filtered wrapped phase map
图 2. 拟合结果。(a)原始包裹相位图相位分布的拟合结果;(b)滤波后相位图相位分布的拟合结果
Fig. 2. Fitting results. (a) Fitting result of phase distribution of the original wrapped phase map; (b) fitting result of phase distribution of the filtered wrapped phase map
图 4. 实验图像。(a)全幅的蝴蝶斑条纹图1;(b)全幅的蝴蝶斑条纹图2;(c)全幅的圆条纹图;(d)局部的散斑条纹图;(e)大视场下的全幅圆条纹图;(f)多个缺陷试样测量的条纹图
Fig. 4. Experimental images. (a) Full width butterfly fringe pattern 1; (b) full width butterfly fringe pattern 2; (c) full width circle fringe pattern; (d) local speckle fringe pattern; (e) full width circle fringe pattern under the wide field; (f) fringe pattern of sample with multiple defects
图 5. 均方根误差折线图。(a)~(f)分别为对应图4实验图像的均方根误差折线图
Fig. 5. Line charts of ERMS. (a)-(f) Line charts of ERMS of the experimental images in Fig. 4
图 7. 滤波完成图像。(a)~(f)分别为对应图4实验图像的滤波完成图像
Fig. 7. Filtering completed images. (a)-(f) Filtering completed images of the experimental images in Fig. 4
赵琪涵, 王永红, 高新亚, 孙方圆, 闫佩正, 杨连祥. 基于平滑样条拟合的相位图像滤波评价方法[J]. 光学学报, 2018, 38(8): 0815020. Qihan Zhao, Yonghong Wang, Xinya Gao, Fangyuan Sun, Peizheng Yan, Lianxiang Yang. Filtering Evaluation Method of Phase Images Based on Smooth Spline Fitting[J]. Acta Optica Sinica, 2018, 38(8): 0815020.
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