The linear and the non-linear filtering algorithms is used to suppress narrowband interferences.
针对AR过程的窄带干扰,本文构建了DS扩频系统多窄带干扰下的信号模型,给出了统一的观测模型,并用线性、非线性滤波方法对其进行干扰抑制。
In this paper, we propose a non-linear filtering algorithm, which denoises image through containing the big module coefficients in the frequency domain.
为了更好地保留图像的边缘信息,该文提出了一种保留具有较大模值的Fourier变换系数的非线性滤波方法。
Then using the multiscale edge representation based on the wavelet transform,we propose a non-linear filtering method for images in the scale space.
该文首先介绍了信号小波变换的模极大值点和过零点的特性以及信号的多尺度边缘表示方法，然后介绍了一种在尺度空间基于小波多尺度边缘表示的图像非线性滤波方法。
Study on nonlinear filtering method for land vehicle DR navigation;
车载DR导航的非线性滤波方法研究
Algorithm of edge detection based on nonlinear filtering
基于非线性滤波的边缘检测算法
The propagation of the covariance matrix in those most commonly used nonlinear filtering algorithms,such as the extended Kalman filter and the unscented Kalman filter,leads to the lose of its positive definiteness in the update process and makes the filters invalid.
在主流非线性滤波算法中,诸如扩展卡尔曼滤波和Unscented卡尔曼滤波都包含状态协方差矩阵的传递,这在滤波器更新步骤经常引起协方差矩阵失去正定,从而引发滤波器失效。
In this paper,as to the shape distributed characteristics and brightness of water body,we not use threshold segmentation processing,but adopt sequence non-linear filtering approach which can automatically extract and identify water body from SAR images quickly and efficiently.
由于合成孔径雷达(SAR)图像中固有斑点噪声的强烈影响,某些对于光学图像有很好效果的目标提取区域分割方法,但是对于SAR图像来说,效果不很好,针对水体目标的亮度及形状分布特征,不作阈值分割处理,而采用序列非线性滤波处理方法,可以快速有效地实现SAR影像水体目标的自动提取识别。
From view of probability density function, the comparisons between particle filter and others non-linear filter algorithms and applicability are introduced, some.
首先针对非线性非高斯系统的状态滤波问题,阐述粒子滤波的原理;然后在分析采样-重要性-重采样算法基础上,讨论粒子滤波算法存在的主要问题和改进手段;最后从概率密度函数的角度出发,将粒子滤波方法与其他非线性滤波算法进行比较,阐明了粒子滤波的适应性,给出了粒子滤波在一些研究领域中的应用,并展望了其未来发展方向。
This article emphatically discusses a kind of optimization problem in the complete probability space on non-linear filter of two dimension partially measurable stochastic process.
在完备概率空间中,着重讨论了一类二维部分可观测随机过程非线性滤波的最优化问题,获得了该过程依概率意义的最佳非线性滤波方程以及在均方意义下的内插与外推最佳非线性估计式等若干良好结果。
A new nonlinear filter theory and its application;
一种新型非线性滤波理论及其应用
Performance comparisons of nonlinear filtering algorithms for maneuvering target tracking
非线性滤波算法在机动目标跟踪中的研究
Two new nonlinear filter algorithms are presented in order to yield higher estimation accuracy.
为了获得更高的估计精度,介绍了两种新的非线性滤波算法,即unscented卡尔曼滤波算法和粒子滤波算法。
Nonlinear Filtering Algorithm for INS Initial Alignment
惯导系统初始对准的非线性滤波算法
On Optimum Nonlinear Filtering via ANNs;
最优非线性滤波的神经网络实现研究
Research on Nonlinear Filtering Based on Fuzzy Neural Networks;
基于模糊神经网络的非线性滤波研究
Improved Algorithms Research of Nonlinear Filter in Digital Image;
数字图像非线性滤波改进算法的研究
Target Tracking Algorithms Based on Nonlinear Filtering
基于非线性滤波的目标跟踪算法研究
Meanwhile, it is been testified that the formula of static filtering and prediction is a special case of nonlinear filtering formulas.
因此,静态滤波和推估是非线性滤波公式的一种特殊情况。
Research on Application of Nonlinear Filtering in Navigation System;
非线性滤波方法在导航系统中的应用研究
Research on Application of Linear Filtering Technique in the Global Navigation Satellite Systems;
非线性滤波技术在卫星导航系统中的应用研究
Study on GPS Weak Signal Processing Using Nonlinear Filter;
基于非线性滤波的GPS微弱信号处理的研究
Applying Nonlinear Diffusion to Seismic Image Sequences;
非线性滤波技术在地震信号处理中的应用
The Explores of Optimum Nonlinear Filtering Solved by Neural Networks;
基于神经网络的最优非线性滤波的研究
Applications of Nonlinear Bayesian Filtering Algorithms to Spacecraft Attitude Determination;
非线性滤波理论在航天器姿态确定中的应用
A Kind of Nonlinear Digital Filter for Accurate Measurement
精确测量中的一种非线性数字滤波器
On Design Scheme of Nonlinear Phase FIR Filter;
非线性相位FIR滤波器设计方案研究
Dynamic H_∞ Filter Design of Nonlinear Systems and Its Application
非线性系统动态H_∞滤波器设计及应用
Fuzzy dissipative filtering for nonlinear systems with stochastic delay
随机时延非线性系统的模糊耗散滤波
Review on Derivative-Free Nonlinear Bayesian Filtering Methods
免微分非线性Bayesian滤波方法评述
A Fast Estimating Linear/Nonlinear Condition Particle Filter
一种快速估计线性非线性状态的粒子滤波器