A robust and effective phase shifting algorithm is important to process interferogram.
健壮有效的相移算法是干涉图处理中一个非常关键的技术。
A modified phase shifting algorithm is used in our testing system to improve the measurement accuracy, which decreases the errors from phase shifter and detector's nonlinearity.
系统采用了改进的相移算法，抑制了相移器误差以及探测器带来的非线性误差，提高了测量精度。
The new algorithm can also apply in phase-shifting interferometry.
该新算法也同样适用于相移干涉计量。
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