Parameter Method: such as Wiener filter, Comb filter, Kalman filter and so on.
非参数方法:如谱减法,自我调节过滤器等。
In this paper, we extend the Wiener filter to a mixing form to deal with more cases.
在本文中,我们对维纳滤波器进行了扩展,得到维纳混合滤波器。
Introduce the Wiener filter algorithm base on MMSE, and time domain channel estimation algorithms.
介绍了基于MMSE维纳滤波算法,变换域信道估计算法,以及判决反馈信道估计算法。
An improved spatial domain image deblurring algorithm is proposed based on wiener filter and deconvolution.
改进并提出了基于频域维纳滤波器方法的空域图象模糊复原算法。
Based on multistage Wiener filter, an reduced-rank adaptive equalizer for multiple input multiple output systems was proposed.
基于多级维纳滤波器,提出了一种多输入多输出系统中的降秩自适应均衡算法。
A reduced rank method for estimating signal subspace was proposed, which was based on the principle of multistage Wiener filter.
基于多级维纳滤波的原理,提出了一种改进的信号子空间估计方法。
Classical algorithms of image restoration include the inverse filter, wiener filter, constrained least squares filter and so on.
经典图像恢复方法包括逆滤波、维纳滤波、约束最小二乘等等。
An inverse wiener filter algorithm, which avoids the illness condition in common inverse filter, gives the final restored images.
最后用维纳逆滤波算法得到恢复图象,避免了普通逆滤波中的病态问题。
Kalman has already replaced the classic Wiener filter theory for it can not meet the development of modern target tracking system.
目前卡尔曼滤波理论基本上取代了维纳滤波理论,经典的维纳滤波方法基本上不适应现代目标跟踪系统的需求。
On the other hand, the error of the two filters is compared with that of Wiener filter in general. Their limitations are shown by …
将该两种滤波器与一般情况的维纳滤波器的误差作了对比,并通过简单的理论试例,说明它们的局限性和应用范围。
Reduced-rank Multistage Wiener Filter (RR-MWF) has better rank reduction performance than the methods based on eigen-subspace truncation.
降秩多级维纳滤波器在相关意义上进行截断降秩,其降秩性能优于基于特征子空间截断的降秩方法。
In order to highlight the essential features of the Wiener filter it has been necessary to simplify the design problem, as much as possible.
为了突出维纳滤波器的主要特点,已尽可能地简化了设计问题。
A new method of linearly constrained minimum variance beamforming that based on Wiener filter is proposed to improve its performance of noise reduction.
为了进一步改善波束形成器的降噪性能,文章提出了一种基于维纳滤波的线性约束最小方差波束形成器。
A modified Wiener filter (WF) model was proposed in which the reference term of WF's transfer function was synthesized using the mean of training images.
提出一种改进的维纳滤波器(WF)模型,用训练图像的均值合成维纳滤波传递函数中的参考函数,使WF具有了旋转不变识别的能力。
Then we explain basic theory of wiener filter and basic structure model of adaptive filter, and combine the method of steepest descent to deduce the LMS.
然后系统阐述了基本维纳滤波原理和自适应滤波器的基本结构模型,接着在此基础上结合最陡下降法引出LMS算法。
An improved Wiener Filter (WF) is proposed by modifying reference term in WF transfer function to achieve multiple-target detection in noisy environment.
提出一种改进的维纳滤波模型,通过改变维纳滤波传递函数中的参考函数,以实现噪声环境下的多目标识别。
A preferential continuation operator derived from Wiener filter and Green's equivalent layer principles is used to separate the anomaly caused by the shall.
从维纳滤波原理出发 ,应用多层格林等效层模型精确模拟实测重磁场的径向对数功率谱 ,实现了重磁场在频率域的优选延拓。
This paper introduces the Wiener filter to be used in computer control homing system. The digital Wiener filter and the extended Z-transform method are discussed.
本文介绍维纳滤波在计算机控制寻的系统中的应用,文中讨论了数字维纳滤波,广义Z变换方法。
Image is restored which is blurred by the known linear model and noise, with the method of frequency-domain regularized inversion and wavelet-domain wiener filter denoising.
采用频域正则化求逆和小波域维纳滤波去噪的方法对已知线性降晰模型的含噪图像进行图像复原。
An image pre-processing techniques based on Wiener filter and normalization of image brightness is proposed for weaken the influence of periodic noise and brightness variation.
提出维纳滤波与亮度归一化相结合的图像预处理技术,去除固定模式噪声和亮度变化的影响。
This kind of beamformer can eliminate incoherent noise when signals pass Wiener filter, then achieve a better speech-enhance effect by linear constraints minimum variance beamforming.
该波束形成器首先让信号经过维纳滤波器消除非相干噪声,而后经过经典的线性约束最小方差处理,最终达到较好的语音增强效果。
This method improves the estimating precision of the point spread function. Wiener filter is fabricated for recovering the defocused image based on the defocused point spread function.
并在求取离焦点扩散函数的基础上,优化了维纳滤波器,很大程度上降低了噪声对离焦模糊图像复原的不良影响。
In an extreme case, when the aliasing effects are very severe, using wiener filter can reduce the prediction errors'energy by about 50% in comparison with using the ideal low pass filter.
极限情况下,当混叠十分严重时,相对于理想低通滤波器,用维纳滤波器进行亚象素插值能将预测残差均方和减少一半。
The paper also gives an algorithm for estimating the variance of the imaging noises by computing residual deconvolution errors, which is used in the second step of the modified Wiener filter.
对改进算法中二次滤波的噪声方差参数选取采取一种计算反卷积剩余误差的方法,用在第二次滤波步骤中。
The degradation model and the image restoration are introduced by the constrained least square methods including the parametric Wiener filter and the smoothing constrained least squares filter.
介绍了图像退化模型和约束最小二乘方法(包括参变维纳滤波方法和平滑约束最小平方滤波方法)。
From the experiments and analysis carried out in the paper, the optimal denoising results can be obtained by the combination of the empirical Wiener filter and the translation invariant wavelet.
结果表明,将小波域上的经验维纳滤波器与平移不变小波相结合进行去噪,所得到的效果是最佳的。
Incremental Wiener filter is first applied to image deconvolution from wavefront sensing. Images of point sources indoors with aberration are processed and restored by incremental Wiener filters.
将增量维纳滤波法应用于基于哈特曼夏克波前探测的解卷积中,并对室内模拟点源情况下的三组畸变光斑图像数据进行了解卷积恢复处理。
Wiener inverse filter is one of the deconvolution methods to renew echo for improving the vertical resolution.
维纳逆滤波是利用解卷积技术提高超声检测纵向分辨率的算法之一。
Wiener inverse filter is one of the deconvolution methods to renew echo for improving the vertical resolution.
维纳逆滤波是利用解卷积技术提高超声检测纵向分辨率的算法之一。
应用推荐