| 1. | Wigner distribution function with generalized parameters a new double - domain joint representation of signals
一种新的信号双域表示方法 |
| 2. | Fractional fourier transform of two - dimensional cosine - gaussian beams based on the wigner distribution function
二维余弦高斯光束基于魏格纳分布函数的分数傅里叶变换 |
| 3. | Characterization of pressure signals in fluidized beds loaded with large particles using wigner distribution analysis : feasibility of diagnosis of agglomeration
基于魏格纳分布的鼓泡流化床中结焦早期诊断 |
| 4. | A comprehensive review of the basic analytical methods for the beam transformation including the matrix optics method , diffraction integral method and wigner distribution function method is summarized
对研究光束传输变换的基本理论方法，包括矩阵光学方法、衍射积分方法和wigner分布函数方法作了归纳。 |
| 5. | In the process of feature character comparison , some methods for characte r comparison are presented which are chamfer matching , the texture feature of gray matrix and texture analysis using wigner distribution
在特征字的特征提取过程中，对字符的形状特征，运用距离变换匹配的方法；对字符的纹理特征，采用基于游程矩阵的分析方法和wigner分布的分析方法。 |
| 6. | It is has been known that the energy spectra statistic of a chaotic system agrees with wigner distribution which is achieved from random matrix theory and the one of a integrable system is poisson distribution achieved originally from the irregular spectra
一个经典混沌系统的量子能谱统计分布满足由随机矩阵理论所导出的winger分布，而可积系统满足无规能谱的统计分布即泊松分布。 |
| 7. | Chaper six compared the emd - based time - frequency analysis method to the typical ' s : short time fourier analysis , wigner distribution and wavelet anlysis , the result showed that the emd - based ' s is better than the others . to weaken the crossing interfere in multi - components signal in wigner distribution the emd - based wigner distribution was proposed and the study result showed that the method is valid . chapter seven built a experiment system at the base of rotor test bed , discussed characteristics of several typical fault in rotating m
第六章把基于emd的时频分析方法分别与短时傅里叶变换、 wigner分布分析、小波变换进行了比较研究，结果表明，基于emd时频分析方法比上述方法有效；针对wigner分布分析的交叉项干扰，提出了基于emd的wigner分布分析新方法，研究结果表明新方法能有效地消除交叉项干扰。 |
| 8. | Digital receiver and its forepart operational principle are discussed , then methods of instantaneous autorelation , short - time fourier transform , wigner distribution and wavelet analysis are introduced in detail . the advantages and disadvantages and the application range of these algorithms are given . based on the merits of these algorithms , a new method for signal modulation type analysis is presented
本文讨论了数字接收机以及前端的工作过程，然后详细阐述了瞬时自相关、短时傅立叶变换、 wd算法、过零检测和小波分析等各种算法在脉内调制分析上的应用，分析了各算法的优缺点，提出一种并行处理模式：即针对不同的信号采用不同的算法对脉内调制信号进行分析。 |
