压迫宽带干扰(BPSK干扰,FM干扰)的几种类型的伪噪声编码引信系统的影响进行了分析。
The effects of several types of oppressive broadband interference (BPSK interference, FM interference) on pseudo noise coded fuze system are analyzed.
为了对微波辐射计进行星载条件下的仿真研究,本文采用伪随机信号来仿真微波辐射计的噪声源。
To simulation study microwave radiometer. under spaceborne condition this paper simulates the noise sources of microwave radiometer by artificial random signal.
在仿真试验中,比较了给定功率阶跃扰动信号、白噪声信号及伪随机信号分别作为输入信号进行辨识的结果。
In simulation experiment, results of identifying models using step disturbance of given power signal, white noise signal, and pseudorandom signal as input signals have been compared.
为检验算法的抗干扰能力,在试验图像上叠加了零均值的伪随机噪声。提出了实施这些算法方面的一些考虑。
To examine noise immunity of algorithms, pseudorandom noise mean of which is zero is added to the test image' Some considerations the for implementing these algorithms are presented.
在最优滤波器理论基础上,推导出离散域的最优平滑算子,抑制了图像的分割错误、噪声和伪边缘的影响。
The smooth operator is inferred based on the Optimal Discrete Filter's theory, which can reduce the influence of noise, false edges and image error.
如何在确保边缘精确定位的同时,最大程度地抑制噪声以及图像灰度不均匀所产生的伪边缘点,是当前边缘检测所面临的难题。
To ensure the location accuracy of edge and minimize false edge points produced by noise and uneven gray scale in image is a difficult problem for edge detection.
伪随机噪声在数字信号处理中具有重要的实用价值,白噪声是产生具有指定概率分布的伪随机噪声的基础。
The pseudo-random data are widely applied in digital signal processing. White noise data is the basis of generating random data, which has the expected probability distribution.
利用ICA方法对实测脑电信号中的心电伪迹和工频噪声进行了消除,成功去除噪声并保留脑电信号的特征不变。
ECG artifact and power noise are successfully removed from the origanal EEG signal with the ICA method with no harm to the details of EEG signals.
对秘密信息的处理来说,可以将秘密信息扩频和伪随机化,使其具有类似于随机噪声的特性从而不易被探知。
Treating secret information is to enlarge its spectrum and pseudo - randomizes it so that make secret information not detected like stochastic noise.
当用计算机模拟满足一定功率谱规律的离散数字随机信号时,通常是对伪随机白噪声离散数字信号进行数字滤波来模拟。
When the random processes that meet certain power spectra are simulated by digital filters to white noise, the step length of the filters affects response mean-square values and correlation functions.
研究了伪随机信号的特征及伪随机信号产生的方法,得出了用伪随机信号代替白噪声信号辨识钻柱系统脉冲响应的结论。
The results show that the input white noise can be substitute by pseudo-random signals in identifying the impulse response of a drill-string system.
第五章对雷达干扰进行了阐述,主要的干扰信号有连续噪声调相干扰、伪随机码噪声干扰、多假目标干扰。
In chapter 5 the jamming such as phase modulation noise, binary pseudo random sequence and multiple pseudo targets are discussed.
分析图像中存在的各类噪声及其特点,总结伪特征点的分布规律。
Analyze various noises in fingerprint images and their properties, and generalize distributing regulation of pseudo minutiae.
在综合考虑伪码相位误差,多普勒频移和噪声干扰的基础上,详细分析了系统的捕获性能。
The acquisition performance of the system had been analyzed in detail with phase error of PN sequences, Doppler shift and background noise taken into consideration.
目的对磁共振的螺旋桨技术就图像信噪比、对比度噪声比、伪影等图像质量要素进行相关性研究。
Objective Study on the relationship of Propeller technology and image quality such as signal-to-noise ratio (SNR), contrast-to-noise ratio (CNR) and artifact.
目的对磁共振的螺旋桨技术就图像信噪比、对比度噪声比、伪影等图像质量要素进行相关性研究。
Objective Study on the relationship of Propeller technology and image quality such as signal-to-noise ratio (SNR), contrast-to-noise ratio (CNR) and artifact.
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