1) Wigner-Hough transform
Wigner-Hough变换
1.
ARM detection technique based on the Wigner-Hough transform;
基于Wigner-Hough变换的反辐射导弹检测技术
2.
A detection method for LFM signals based on TRM and Wigner-Hough transform
一种基于时间反转镜和Wigner-Hough变换的线性调频信号检测方法
3.
The wavelet packet transform was employed to filter out the aircraft signal,and then the filtered signal was re-assigned in time-frequency,and lastly the ARM detection was fulfilled in the re-assigned signal by using Wigner-Hough transform.
该方法首先利用小波包变换滤除载机信号,然后对滤波后信号进行时频重排,最后对重排后信号用Wigner-Hough变换检测导弹信号。
2) Wigner Ville Hough transform(WVHT)
Wigner-Ville-Hough变换
3) Wigner-Hough transform(WHT)
Wigner-Hough变换(WHT)
1.
The reciprocal transforming relationship of FM(Frequency Modulation) parameters estimation methods for continuous complex LFM signal,including Radon-Wigner transform(RWT),Wigner-Hough transform(WHT),Fractional Fourier transform(Fr-FT), Dechirp and Maximum Likelihood(ML),is given in this paper.
本文给出了连续复线性调频(LFM)信号Radon-Wigner变换(RWT)、Wigner-Hough变换(WHT)、分数阶傅立叶变换(FrFT)、解线调方法(Dechirp)和最大似然(ML)方法的相互转换关系。
4) Radon-Wigner transform
Radon-Wigner变换
1.
Application of improved Radon-Wigner transform in multi-target resolving and parameter estimation;
Radon-Wigner变换改进算法在多目标分辨及参数估计中的应用
2.
Imaging of multiple moving targets based on Radon-Wigner transform;
基于Radon-Wigner变换的多运动目标成像
3.
Improvement of DOA estimation performance for LFM signals using Radon-Wigner transform
利用Radon-Wigner变换提高LFM信号的时频DOA估计性能
5) Wigner-Ville transform
Wigner-Ville变换
1.
In this paper,the methods of wavelet transform and Wigner-Ville transform are applied to the signal analysis of guided wave inspection of defects in a hollow sucker rod.
因而对导波检测信号的处理成为一重要研究内容,本文利用时-频分析方法中的小波变换和Wigner-Ville变换对管道和抽油杆缺陷的导波检测信号进行了分析处理。
2.
This paper provides an approach to the estimation of the Doppler frequency modulation slope of spaceborne SAR, which is based on Randon-Ambiguity transform, and makes a comparison of this method to another related to time-domain and frequency domain, which is based on Wigner-Ville transform.
提出基于Radon-Ambiguity变换估计星载合成孔径雷达的多普勒调频斜率的方法,并与常用的时频域估计星载合成孔径雷达的多普勒调频斜率的方法———基于Wigner-Ville变换估计方法进行了比较。
补充资料：Radon变换和逆Radon变换
Radon变换和逆Radon变换
X线物理学术语。CT重建图像成像的主要理论依据之一。1917年澳大利亚数学家Radon首先论证了通过物体某一平面的投影重建物体该平面两维空间分布的公式。他的公式要求获得沿该平面所有可能的直线的全部投影(无限集合)。所获得的投影集称为Radon变换。由Radon变换进行重建图像的操作则称为逆Radon变换。Radon变换和逆Radon变换对CT成像的意义在于，它从数学原理上证实了通过物体某一断层层面“沿直线衰减分布的投影”重建该层面单位体积，即体素的线性衰减系数两维空间分布的可能性。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条