After a brief explanation of some important concepts in the electromagnetic flow measurement theory , two ways to realizing the reconstruction are given 在简要介绍该理论中的重要概念之后，给出了两种实现流场重建的方法：空间域离散和频域展开。
A hiding information algorithm of adaptive multiple plane - bit based on space domain was proposed , which has low computing complexity and large hidden information capacity 摘要提出了一种基于空间域的自适应多平面位的信息隐藏算法，该算法计算复杂度低，信息隐藏量大。
In this paper , the classification and key technologies in pixel domain and dct domain of transcoder technology are introduced and the architectures of transcoder are compared 摘要介绍了转码技术的分类、空间域和频率域的关键技术，分析对比了不同的转码体系结构及其优缺点。
It is burial and fluid pressure development history and so on . the time and space domains is solved by the method of iteration in circles and finite element respectively 主要采用数值计算和模拟等手段，在模型实现中采用了循环迭代法和有限元法分别对时间域和空间域进行求解。
In explicit depth extrapolation method of frequency - space fields , wavefield depth extrapolation is completed with convolution of short explicit difference operators and the wavefield 摘要在频率空间域显式叠前深度偏移中，波场深度延拓是通过显式差分短算子与波场的空间褶积完成的。
The achievement of the thesis can be described as follow : 1 . principle and algorithm of previous magnetic data processing methods have been presented in detail and every algorithm has been programmed 本文主要取得了如下的成果： 1对空间域和波数域的磁异常处理方法进行了研究并编程实现。
In the third part , we analyzed the relations not only between space average speed v and amplitude - weighted average speed v , but also between space speed variance x and frequency speed variance f )和空间域平均速度( ? )之间、频率域速度标准差_ f和空间域速度标准差_ x之间的关系，揭示(
In spatial domain , we propose two methods : one is based on the boundary of image which ca n ' t be easily detectable ; the other is based on the modules which holds a large capacity of hidden messages 2在图像空间域，提出了基于边界的人眼觉察性低的隐藏算法和基于模板的嵌入信息容量较大的隐藏算法。
This article systematically describes the basic principles and characters of wavelets transform , and expounds two means of realizing optics wavelets : space - field method , and frequency - field method 本论文系统地描述了小波变换的基本理论、基本性质，阐述了实现光学小波变换的两种方法：空间域法和频率域法。
