经检验,时序为白噪声的零假设被拒绝。
这要求被测信号中的噪声为白噪声或至少接近白噪声。
The noise in the measured signal is constrained to "white" noise or at least nearby "white" noise.
将旁瓣杂波合理等效为白噪声,处理目标频移落在旁瓣杂波区的情况。
To solve the problem of the targets signal located in sidelobe clutters area, the sidelobe clutters of LPRF PD radar is treated as noise.
本文对采用减谱法和相关法的语音增强系统进行了研究,系统的噪声为白噪声和普通机房噪声。
In this paper, we have studied several speech enhancement systems that use spectrum subtraction method and Allen's reverberate noise suppression technique.
经过对风荷载这种有色噪声进行白噪声滤波,桅杆结构的风致振动描述为白噪声激励下的随机振动。
After color noise as wind load is generated from white noise filter, wind-induced vibration of guyed masts is described as random vibration under white noise excitations.
实验结果表明:正常肺音音源为白噪声,异常肺音音源为周期脉冲序列,肺胸系统相当于声低通滤波器。
The results of experiment show that dreath sound sources are random white noise, Abnormal breath sounds sources are sequence of periodic impulses.
该算法可以直接应用于原系统的非线性模型当中,并且不需考虑系统噪声和量测噪声是否为高斯白噪声,都能得到很好的滤波效果。
It could be directly applied to the nonlinear model of the initial system, and could get good filtering result whether the system noise or measured noise was Gaussian or not.
最后,以该函数为基础,通过计算机仿真实验,找到了合成图像受随机高斯白噪声影响的规律。
Finally, the law that random Gaussian white noise influencing synthesized images is found through simulation examples based on the noise influence evaluation function.
地面运动加速度功率谱模型为零均值的平稳高斯过程,描述为过滤白噪声施加于支撑各点。
The power spectral density function of ground acceleration can be described as filtered white noise applied on each support point.
通常假设干扰为加性高斯白噪声,但有些情况下这种假设并不合理。
The interference is often supposed to be AWGN, while in some cases it is not reasonable supposition.
为考查在高斯白噪声作用下二元机翼随机颤振动力学行为,采用数值仿真的方法对其进行了研究。
This article examines the dynamical behavior of stochastic flutter of binary airfoil that is excited by a Gauss white noise by means of numerical simulation.
再产生一方差为的白噪声。
再产生一方差为的白噪声。
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