为此采用全样本对称周期延拓的方法进行边界延拓。
Therefore, full-sampled symmetric periodic extension method is adopted here in order to alleviate boundary effect.
在此基础上我们研究讨论了时延周期延拓相对瞬时能量聚类，但发现存在相位模糊的问题。
Based on the method we study the phase of the cycle to cluster the power in each frequency point. Through clustering we find it has the phase ambiguity.
测量取值的有限时宽效应，可以采用时间累积或周期延拓方法，把测量方法误差降到足够小。
The measurement error caused by finite intervals effect of measured value can be decreased using time cumulation or periodic expansion.
图像的边界延拓我们采取周期延拓或对称延拓方式，图像压缩的数字实验验证了算法的优良性。
We use period extension or symmetry extension in image processing. Our arithmetic has perfect properties that validated by numeric experiments in image compression.
在常规横向剪切干涉仪的基础上，利用波前周期延拓的假设，基于小波变换的方法实现了波前重构。
On the assumption of wavefront prolongation, a new optical phase retrieval algorithm by conventional lateral shear interferometer with wavelet transform is introduced.
介绍了捷联惯导系统数字调平基本原理和实现过程，然后讨论了通过数据周期延拓实现快速精调平的方法。
The theory and realizing process of digital levelling for SINS is introduced, then fast accurate levelling method by data cyclic continuation is discussed.
将应用叠合度理论的延拓定理建立正周期解存在的充分条件。
Sufficient conditions for the existence of positive periodic solutions are established by applying the continuation theorem of coincidence degree theory.
将均匀梁结构延拓并加上附加载荷，使梁的位移化为周期函数。
A homogeneous structure of beam is in continuation and bears additional load; and the displacement of the beam is converted into periodic function.
将均匀梁结构延拓并加上附加载荷，使梁的位移化为周期函数。
A homogeneous structure of beam is in continuation and bears additional load; and the displacement of the beam is converted into periodic function.
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