文章提出一种基于高阶累积量的序列图象运动目标检测方法。
This paper presents a new method for the detection of moving targets from image sequence based on high-er-order cumulants.
本文首先引出地震子波估计和外推的最新方法—高阶累积量法。
The novel method of Estimation and extraction of seismic Wavelet-Higher order cumulants is presented in this thesis at first.
提出了基于加权高阶累积量切片的间接自适应谱线增强快速算法。
A fast algorithm of weighted HOC slice based adaptive dynamic line enhancer is established.
最后利用最小峰度准则,提出了基于高阶累积量的盲多用户检测。
At last, by constrained minimum kurtosis rule, we build a blind multiuser detection based on higher order cumulants.
提出了一种基于频域高阶累积量的信号频率和到达角联合估计算法。
In this paper, a new cumulants-based method for the joint estimations of frequency and DOA of spatial signal was discussed.
图像熵和高阶累积量不需要参考图像,因此可以在实际的离焦分析中广泛应用。
The two parameters have good application in practical defocus analysis due to their independence of reference image.
介绍了高阶累积量理论,分析了它提取复杂耦合信号和非线性特性的理论基础。
This paper introduces the higher order cumulant (HOC) and analyzes the theoretical basis on which the cumulant extracts the features of complex coupling signals and non-linearity.
本文从信号高阶累积量的角度出发给出了一种基于地震信号双谱的高分辨率处理方法。
The paper gave a high resolution processing method based on double spectrum of seismic signal from Angle of higher order accumulated amount of signal.
该方法相对信号分离的松驰算法、高阶累积量算法及循环平稳类算法而言,具有运算量小的优势。
The JJM has slight computation burden compared with the RELAX method, high-order cumulate method, and cyclostationarity algorithms.
本文针对一种均匀圆阵列对相干信号的DOA估计所做的变换处理,引入高阶累积量来进行参数估计。
In this paper, an introduction of the use of cumulants to a kind of DOA estimation of uniform circular array is proposed.
针对数字信号调制模式识别问题,提出了运用高阶累积量和二叉树支持向量机(SVM)进行自动识别的算法。
Applying high order cumulants and support vector machines (SVM), an algorithm is proposed for automatic recognition of digital communication signals.
在基于高阶累积量的方法中,利用图象中象素的窗口邻域具有相关性的特点计算图象的三阶累积量作为纹理的特征。
In these methods, the approach based-on high-order cumulants utilize the local window's correlation of image to compute the three-order cumulants as features.
本文针对多径的影响,分析了多径情况下的信号模型,并采用基于高阶累积量的方法来解决多径情况下的DOA估计。
In this paper, we analysis signal model of multi-path environment, and use high order cumulant method, together with some general DOA estimating method, to estimate DOA of multi-path accurately.
针对此问题,提出了一种基于小波和高阶累积量相结合的分类算法,先对MFSK与8ps K信号进行小波变换,再利用四阶累积量进行识别。
To solve this problem, a new classification algorithm was proposed in this paper, which made wavelet transform on MFSK and 8psk at first, and then used four-order cumulants recognition.
本文利用基于高阶累积量的盲信号分离方法,设计了相应算法,成功地从被噪声污染的信号中恢复源振动信号,从而可确保碰摩故障的检测和诊断能顺利进。
Blind separation of sources based on higher order cumulants is applied to the separation between vibration signal and noise, which is important to diagnosi.
针对加性高斯有色噪声背景下的一维、二维线性调频信号的参量估计问题,引入高阶统计量,提出了一种基于四阶累积量的新方法。
For the problem of parameter estimation of one dimensional and two dimensional chirp signal in additive colored Gaussian noise, a new method based on fourth-order cumulant is proposed.
针对加性高斯有色噪声背景下的一维、二维线性调频信号的参量估计问题,引入高阶统计量,提出了一种基于四阶累积量的新方法。
For the problem of parameter estimation of one dimensional and two dimensional chirp signal in additive colored Gaussian noise, a new method based on fourth-order cumulant is proposed.
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