查询词典 unwrapping

A new phase unwrapping algorithm based on reliability ordering is proposed.

在三维轮廓测量中，采用一种基于可靠性排序的相位展开方法。

A brief survey of 2-D phase unwrapping, theory and practical algorithms of the above problems are provided in detail.

首先指出了问题的成因，该问题对相于性的影响，以及预滤波的目的。

If the required condition is not satisfied,the temporal phase unwrapping will ...

针对这一问题，提出了一种利用分段函数构造的相位解码的时空重建算法。

The unwrapping phase ambiguity algorithm of N-baseline direction finding system including N-1 constant ratio double-baseline direction-finding subsystem is studied.

研究了由N-1个等比值双基线系统组成的N基线测向系统的相位解模糊算法。

To recover the continuous phase distribution of all steps with the same height in a calibration gauge, and to adjust the fitted phase surfaces of three virtual calibration planes to their ideal positions relative to the reference plane, reversal exponential temporal phase unwrapping was adopted.

对于模块校准过程中虚拟平面的连续相位分布的恢复以及它们之间准确相对位置的恢复问题，采用了负指数序列的时间相位展开。

Phase unwrapping algorithm based on edge detection is suitable to well separated fringes, the unwrapped phase can be rewrapped to the original phase map, which shows the result is correct.

4对于低噪声情况下或滤波后的干涉条纹图，在基于边缘检测的相位解缠过程中，利用Snake模型可以高效准确的实现边缘点的连接，所连接的边缘线与干涉条纹很好的吻合，可将连线的精度控制在三个像元。

A GVF snake model was used to link discrete edges, the linked edges were kept well accordance with fringes of phase map. 4Phase unwrapping algorithm based on edge detection is suitable to well separated fringes, the unwrapped phase can be rewrapped to the original phase map.

对一幅干涉相位图的滤波结果表明，该算法很好的抑制了斑点噪声，极大的降低了残余点的数量，保持了条纹边缘和相位细节信息，并使绝对相位保持在一定的动态范围。

According to wideband mission data protocol, the paper finishs such work as identifying synchronization codes、inverting pseudo randomizer、 unwrapping data packages. Then, According to ETM+mission data formats, imaging data and parameters used in calibration are extracted, and inputed into files.

根据其宽波段任务数据协议和ETM+任务数据格式，论文工作完成了数据的解同步、解扰、解包等步骤，并提取得到图像数据和用于辐射及几何校正的参数，最终输入到相应文件中，生成零级产品。

In image processing part of ESPI, time stepping quadrature phase shifting method, direct correlation method, noise reduction median filter, and path-independent phase unwrapping method were all integrated to reconstruct surface profile of specimen.

在电子斑点影像处理方面，本研究以相关系数演算法结合时进正交相移法计算出相位主幅角、以中位数滤波法进行滤波、以路径独立之演算法完成相位重建工作，最后以多项式曲面拟合的技术完成物体完整的变形轮廓。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。