strong noise

The result shows that the power spectrum time functions ( PSTF) can discriminate precursors before moderately strong earthquakes, which close to noise level, from the original data.

结果表明，30d、120d、240d周期的功率谱时间函数，能在原始观测资料中识别出接近噪声水平的中强地震前兆信息。

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It is proved that stochastic resonance useful tool for weak signal extraction from strong noise.

实验证明了随机共振技术在强噪声背景下弱信号检测的优越性.

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The propogation is badly today, so very strong noise on the band now.

今天电离层况不好, 现在这个波段上有很强的噪音.

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A New Method for Pitch Detection in Strong Noise Based on CASA

基于计算听觉场景分析的强噪声背景下基音检测方法

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Computer simulation and industrial experiments show that the algorithm has excellent control performance for the controlled load object of the ball mill with strong noise and large time-delay.

实践表明它对具有强噪声干扰和大纯滞后的球磨机负荷控制对象具有优良的控制品质。

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The experimental results indicated that using of ear plug was more discomfort than using ear muff, but in strong noise environment ( higher than 80dB ( A)), ear plug had better effect on body balance.

研究结果还表明，耳塞对人体的不适感大于耳罩，但是在强噪声（80dB（A）以上）环境下，隔声量大的耳塞的佩带更有利于人体平衡的维持，有利于作业安全。

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This paper, by using the strong resistance of Hough transform to noise and its characteristics of extracting points in the vicinity of different lines, studies the curve detection when x I, y I of the discrete data point set M satisfy the exponential function relation.

利用了霍夫变换抗噪声能力强和能分离出属于不同直线附近点的特性，研究离散数据点集M中xi，yi满足指数函数关系时的曲线检测问题。

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Low voltage power line is a time-varying system of complex network structure, whose hostile channel properties such as very low impedance, instability channel frequency, strong noise pollution, attenuation and time-variance must be considered.

低压电力线是网络结构复杂的时变系统，其信道表现出阻抗变化大、信道频率特性不稳定、信号所受干扰强和时变性大等特点。

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The Strong Noise Characteristics of MT in Ore Concentration Area and Research of Denoise Method

矿集区强干扰大地电磁噪声特点及去噪方法研究

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The system design consists three circuit board, which can efficiently implement isolate strong and weak signal, and can effectively improve noise immunity.

在整体结构上采用三层电路板，实现了强弱电信号的隔离，提高了系统的抗干扰性。

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In the environment of low signal to noise ratio, the traditional synchronization schemes based on the correlation method can not match the strong error correcting ability of turbo code.

在信噪比极低的情况下，传统的基于同步码相关的方法已不能满足turbo码强译码能力的要求。

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Simulation experiment make it clear that wavelet package transform outgoes wavelet transform by using local signal de-noising method under the strong noise background. 3.

仿真实验表明，在强噪声背景下进行局部信号去噪，小波包变换优于小波变换。

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Adaptive& Locally Optimum Detection of Weak Video Signal in Strong Mixture Noise

混合噪声中弱视频信号的自适应局部最佳检测

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The result indicates that the method not only is simple and practical but also holds the strong ability of resisting noise for continuous time system.

辨识结果表明：该方法简单实用，对噪声具有较强的抑制能力。

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One of its main techniques is to extract weak target echo signal submerged by strong noise and clutter.

如何从强噪声和杂波中提取微弱的目标回波信号是无源探测系统的一项关键技术。

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An Improved Extremum Median Filtering Algorithm in Strong Noise Rate

高噪声率下一种改进的极值型中值滤波算法

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Finally, a new signal with the strong noise reduced was reconstructed by superposing all the IMF and the fitted residue.

最后，将所有的IMF及拟合后的残余项叠加，即得到降噪后的信号。

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The influence of strong noise upon elements of brain, heart and liver

噪声对脑、心脏、肝脏元素影响的研究

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Effects of strong noise on blood serum SOD and Zn in salute soldiers

瞬时强噪声对人体血清SOD及Zn的影响

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The bell ring is so low that the workers can't hear in the large-scaled working space with strong noise.

振铃声难以保证在大范围、强噪声的生产场所下的工作人员接听到。

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The laryngophone, in spite of its strong ability of anti-environment, will produce a certain noise itself while being used.

喉部送话器具有很强的抗环境噪声干扰的能力，但使用时内部会产生一定的噪声。

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