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- However, both of them invalidate to mixed impulsive noise. 然而, 他们两个都使无效到混合的冲动噪音。
- Then the noises in the power line channel are analyzed, followed by a study of the OFDM system for its capability to resist the impulsive noise. 仿真结果表明，当信噪比较大，子载波数量足够多时，OFDM对较强的冲击干扰也能够较好地抑制，有效地提高了通信系统的性能。
- And concatenated inner Block Code Modulation（BCM） can help the OWPM system to tackle impulsive noise burst. 系统采用数字喷泉码作外码，块编码作内码，按块编码调制（BCM）映射到正交小波包调制时频平面。
- Simulation results indicate that the proposed algorithm provides better performance in the impulsive noise environment than that of AED algorithm. 计算机仿真表明该方法在脉冲噪声环境下具有较好的鲁棒性。
- A new de-noising method based on wavelet domain median filter is proposes, which is effective for removing Gaussian white and impulse noises. 摘要提出了小波域中值滤波的去噪方法，在去除高斯白噪声的同时能有效地去除脉冲噪声。
- Usually the maximum filter can remove negative impulsive noise and the minimum filter can remove positive impulsive noise effectively. 通常最大值过滤器能距离否定冲动的噪音和那最小量过滤器能距离积极的冲动噪音有效地。
- Vector median filter(VMF)is a kind of traditional highly effective vector filter which is mainly used to remove impulsive noise from color images. 矢量中值滤波器是一种经典和高效的矢量滤波器,主要用于消除彩色图像中的冲击噪声。
- An event; a thing that happens or appears, for example, an occurrence of impulse noise. 一种事件，或发生或出现的一件事情，例如，脉冲噪声的出现。
- This paper presents a new impulse noise filter based on pulse couple d neural networks according to the apparent difference of gray value between noi sed pixels and the pixels around them. 根据脉冲噪声与其邻域中图像灰度之间的明显差异性,本文提出了一种新的神经网络脉冲噪声滤波器设计方案。
- In particular the median filter can reduce impulse noise. 另外，中值滤波可以有效抑制脉冲干扰。
- The method eliminates impulse noises by median filtering then extracts edges by Otsu's thresholding based on local entropy of image, connects discrete edges and detects objects regions. 该方法首先进行中值滤波消除图像脉冲噪声,然后计算图像局部熵进行阈值选择提取目标边缘,最后进行边缘连接分割出目标区域。
- Her nerves were frayed by the noises in the street. 街上的噪音使她神经紧张。
- Using covariation concept in array signal processing, the proposed algorithm can obtain clean speech signal subspace by eigen-decomposition of the covariation coefficient matrix of speech signal corrupted by impulsive noise. 该算法把阵列信号处理中的协变异应用到语音增强中，对带噪语音信号的协变异系数矩阵进行特征值分解得到纯净语音信号的子空间。
- Usually the maximum filter can remove negative impulsive noise and the minimum filter can remove positive impulsive noise effectively.However, both of them invalidate to mixed impulsive noise. 极大滤波器通常能有效地滤除图象中的负脉冲噪声，而极小滤波器可以滤除正脉冲噪声，但两者均对混合型脉冲噪声失效。
- She made polite noises about my work. 她对我的工作情况说了些客套话。
- He was, on his own admission, impulsive by nature. 他承认自己生性易于感情冲动。
- He is heedless of the noises out of the windows. 他没有注意到窗外的嘈杂声。
- He later regretted his impulsive decision. 後来他懊悔凭冲动作出的决定。
- The noises of the street were muffled considerably. 街上的噪音减轻了许多。
- I heard some very queer noises in the garden. 我听到花园里有些可疑的声音。
