| 1. | Absolute algebraic number field 绝对代数数域 |
| 2. | Since then , the theory of morita duality has become one of the important fields of ring theory and module theory Morita对偶理论起源于数域上的向量空间的对偶空间理论。 |
| 3. | K algorithm is discussed , and compared with rd algorithm . from the simulation and the real imaging result , since 3 .讨论了sar波数域成像算法,并与rd算法做了比较和分析。 |
| 4. | Finally , the polarimetric calibration methods based on echo data and image data are proposed , and computer simulations validate the methods 最后分别提出了基于回波域和二维波数域的极化校准方法,仿真结果验证了该方法的有效性。 |
| 5. | Chapter 4 discusses how to process live data by adopting wavenumber domain ( w _ k ) algorithm and its simplified algorithm , and achieves satisfying results 第四章采用波数域及其简化算法分别对星载旁视sar和机载前斜视sar真实数据进行处理,取得了预期的结果。 |
| 6. | 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。 |
| 7. | Chapter 3 analyzes the principle of wavenumber domain ( w _ k ) algorithm and simplified wavenumber domain algorithm in detail . with the realization of emulation , performance of these two methods is compared 第三章详细分析了波数域成像算法及其简化算法的原理,采用上述两种方法进行了仿真,并对两者的性能作比较。 |
| 8. | Range - doppler algorithm is a one dimensional algorithm . wavenumber domain algorithm and chirp scaling algorithm are two dimensional algorithms . this paper discusses their theory and processing flow Range - doppler算法是一种一维处理算法,波数域算法和chirpscaling算法是二维联合处理算法,本文讨论了它们的原理及流程。 |
| 9. | As follow : 1 . two solutions of estimating the doppler centroid are put forward . we processe the doppler centroid estimation in the frequency domain and time domain . also this chapter discusses principle of the doppler centroid estimation 本文主要研究了多普勒参数估计及波数域算法,主要有以下几个方面: 1 .阐述了多普勒质心估计的两种方法:频域估计法和时域估计法。 |