1) aliasing noise
混叠噪声;假信号噪声
2) mixing noise
混叠噪声
1.
The approach utilizes blind sources separation to identify engine mechanical noise and combustible noise according to their mixing noise under the condition of noise perturbation.
简要介绍了盲分离基本思想及AC算法,提出盲分离仅用测得的柴油机混叠噪声源可分离干扰噪声、机械噪声和燃烧噪声。
3) noisy overlapped signals
含噪声重叠信号
1.
The proposed method is an efficient tool for processing analytical signals, especially for noisy overlapped signals.
通过Haar小波函数、三次样条函数的导函数、二阶样条小波为小波母函数的连续小波变换法对模拟含噪声重叠信号的处理结果表明:二阶样条小波的连续小波变换法所得结果的信噪比明显高于前两种方法。
2.
A new method called continuous spline wavelet transform(CSWT)for determining the peak position of noisy overlapped signals in analytical chemistry was proposed by selecting the secondorder B-splinewavelet as analyzing wavelet.
结果表明 ,采用连续样条小波变换法能使峰变窄 ,并能提高信号的信噪比 ,同时还能从含噪声重叠信号中直接得到重叠峰的数目及其相应的峰位置 。
4) noise signal
噪声信号
1.
Performance comparison between noise signal and chirp signal in correlation measurement;
相关法测量中的噪声信号源和扫频信号源的性能比较
2.
Application of Wavelet Packet and Grey Theory in Analysis of Lathe Noise Signal;
小波包与灰色理论在车床噪声信号分析中的应用
3.
This paper advances a method for treating the random vibration signal and noise signal of silkworm chrysalis, and probes into how to eliminate the disturbing values in the random vibration signal of silkworm chrysalis.
提出了一种处理蚕茧随机振动以及噪声信号数据的方法,探讨了如何剔除蚕蛹随机振动信号的干扰值。
5) signal noise
信号噪声
1.
By comparing the phase space of the “signal noise” received by an oceanic lidar with those of the deterministic signal, the stochastic signal and the chaotic signal, it is found that there exists similarity between the phase trajectory characteristics of the signal noise and the chaotic signal.
通过对海洋激光雷达信号噪声的相空间分析，并通过与确定信号、随机信号、混沌信号相空间的比较，首次发现了海洋激光雷达接收信号噪声与混沌信号相似的相轨迹特征，初步揭示了海洋激光雷达信号噪声的混沌特性。
2.
There are two kinds of noises, the one is the inner noise such as thermal noise and conductivity noise, and another is the outer noise which caused by network effect or synaptic transmission such as signal noise.
在真实的环境中,影响神经元动力学活动的噪声可以分为两类:一类是内秉的噪声,例如热噪声和由于离子通道开关的随机性所引起的噪声即电导噪声;一类为来自于网络效应和突触传递的外部噪声源,例如信号噪声。
6) S/N
信号——噪声
补充资料：X线量子噪声
X线量子噪声
影像学术语。X线量子依泊松(Polsson)分布的统计学法则随机产生的空间波动。噪声量与X线检测器检测到的X线量成反比。因此，相应地与入射的X线量成反比。即是说，入射的(检测到的)X线量越大，X线量子噪声越小。噪声量通常以均值平方根(root mean square，RMS)表示。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条