The zero orders and the fringe orders can be found by the use of the colors and the color order of the color fringes, and the increase or decrease of the fringe orders can also be judged.
这就可以由彩色条纹的颜色识别零级条纹和条纹级次，由彩色条纹色序判断条纹级次的增减。
In order to obtain the continuous phase distribution of the deformed object, it is necessary to take some proper methods to remove the noises in the fringe.
为了得到变形物体的连续相位分布，需要用适当的方法对散斑干涉条纹图像进行滤波降噪处理。
After denoising, a series of operations, binarization, skeleton extraction, fringe order assignation and interpolation, were implemented and the three-dimension phase map was obtained.
对滤波后的条纹图进一步采取二值化、骨架线提取、条纹级数标定、插值一系列操作，得到物体的三维相位信息。
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