噪

They improve the power of NR, and decrease the deformation of useful information.

它们不仅可以减少有用分析信号的失真，同时也提高了除噪度。

In order to improve the performance ,this thesis presents ulteriorly the NRA(noise -removed algorithm) based on the LS-average algorithm.

为了能够进一步提高信道估计器的性能，在LS-average算法的基础上提出了消噪算法。

A wavelet de-noising method is introduced,and feasibility of the method is verified by numerical calculation.

介绍了小波去噪方法，并通过数值计算验证了方法的可行性。

The results obtained from three different methods—the conventional numerical differentiation, the discrete wavelet transform method and the proposed continuous wavelet transform method were compared, it was demonstrated that the results are similar for signals without noise, but the signal-to-noise ratio of the result obtained by the CWT method is improved greatly comparing with the former two methods for noisy signals.

通过数值微分法、离散小波变换法及连续小波变换法对模拟信号的求导结果表明：对于无噪音的信号，三种方法的结果相似，而对于含有噪音的信号，连续小波变换法所得结果的信噪比明显高于前两种方法。

In the full paper,we describe our better algorithm in much detail and we give numerical results in Fig.4 and Table 2;here we just give a briefing.

仿真结果说明，采用此信噪比盲估计算法，在较小的系统性能恶化的前提下，大大简化了信道估计器的复杂度。

Kenyans wafted into a frenzy notably the Nyanza region where Barrack Obama Snr.

肯尼亚人wafted到了疯狂尤其是尼安萨地区军营奥巴马信噪比。

An inductance appearance with a pole probe, automation feed framework and mode of measurement on-line are designed in the single dimension checking.

分布网络式三维尺寸测量系统中，研究了统一规范的结构光传感器模型和标定方法、图像去噪滤波器、基于CAN总线的控制和通讯模式，推导了关键测量岗位条件。

Rich in the content of research of circuit breaker on-line working conditon monitoring, this project focuses on some signal disposal and analytic method of circuit breaker on-line working conditon monitoring system, disposing vibration signal and winding electric current mostly, researching on wavelet denoise method and data pretreatment deeply.

断路器在线监测研究的内容十分广泛，本课题着眼于断路器在线监测系统中的一些信号处理和分析方法，主要是对振动信号和线圈电流进行数据分析和处理，同时深入研究小波消噪方法和数据预处理方法。

All lenses were classified using the lens opacities classification system Ⅲ based on four categories: nuclear color, nuclear opalescence, cortical cataract and posterior subcapsular cataract. ALs were measured 20 times with an IOL Master, 5 times with an IOL Master version 4.0, and 5 and 15 times with an IOL Master version 5.0 and the results were recorded.

IOL Master 5.0版相对于传统IOL Master采用了组合信号分析技术，将多个低信噪比（signal-to-noise ratio，SNR）的单次眼轴测量结果进行叠加组合，使噪音相互抵消，而反映黄斑中央凹位置的信号被放大，从而提高了SNR。

A linear relationship between peak current and concentration was obtained in the range from 1×10^(-7)~2×10^(-5) mol/L, and the detection limit (signal to noise=3) is 8×10^(-9)moL/L after 4 min open-circuit accumulation.

在1×10^(-7)~2×10^(-5)mol/L浓度范围内，峰电流与浓度呈良好的线性关系，开路富集4 min后，检出限（3倍信噪比）为8×10^(-9)mol/L.2×10^10(-5)mol/L×2-硝基苯酚平行测定8次的相对标准偏差为3.8%。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。