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- Input signal autorange for optimum signal to noise ratio. 自动输入信号调控,以获得最佳信号与噪音的比。
- S/N (signal to noise ratio) is low about from 1.315 to 1.668 (average S/N). 信噪比很低，估算平均信噪比在1.;315一1
- In decomposed eigen subspace, by means of eigen extraction, noise is eliminated and signal to noise (s/n) ratio enhanced. 在分解后的特征子空间中进行特征提取来消除相干和随机噪声，提高地震记录的信噪比。
- State of the art fiber optic components deliver high signal to noise ratio and long-term stability. 光缆联接的光路保证了系统的柔和性以及高信噪比和长时间工作稳定性。
- Methods of estimating baud rate, Signal to Noise Ratio (SNR) and reference phase are investigated. 研究了自适应调制中波特率，信噪比和载波相位等参数的估计算法；
- Signal to Noise Ratio (SNR): The ratio of the signal to the random noise in a set of data. 信噪比：平均到一个数据单元的信号与随机噪声的比值。
- The pulsar signal is a kind of typical nonstationary random signal which SNR (Signal to Noise Ratio) is very low. 摘要脉冲星信号是一种典型的非平稳信号，且信噪比非常小。
- In low Signal to Noise Ratio (SNR) range, the close-form expression of the optimal BFV is derived. 在低信噪比区域，求出了最优波束成形向量的闭合解；
- Comparison of RLS algorithm and LMS algorithm for different signal to noise ratio in the case of the learning curve. 比较RLS算法和LMS算法在不同信噪比情况下的学习曲线。
- A simulation indicates that the Laplacian assumption of coefficients yields a higher actual output signal to noise ratio than the Gaussian assumption. 模拟结果显示 ,假设高频部分符合拉普拉斯分布可获得比高斯分布假设更高的恢复图像信噪比。
- The requirements for external vibration is put forward by means of signal to noise ratio of dynamic balance measuring system. 根据动平衡测试系统信噪比对外界振动提出了要求。
- The Nikon approach (large sensor area and large pixel sizes to improve the signal to noise ratio might be a more sensible solution). 尼康道路：采用更大的传感器和更大面积的像素来降低信噪比，似乎更合理一些。
- Then calculate the exposure corresponding to the relationships of exposure, ratio of signal to noise, contrast, and performance of resist. 同时模拟样品模型各台阶的真实成像条件，测量了各台阶所对应的抗蚀膜显影速度曲线，对显影条件作了定量分析。
- Behaviorally, in receptive mode, the signal to noise ratio is increase, and the information is easily detected, interpreted and executed. 首先，我们要明白科学研究的程序是先立一个假设，然后去验证这个假设。
- Objective To design a new type of RF endorectal coil so as to increase signal to noise ratio (SNR) and improve the efficiency of MRI diagnosis. 摘要目的：设计一种新型的经直肠的射频线圈，以增加前列腺图像的信噪比，提高磁共振诊断的效率。
- It is useful to use greater value of detection angle for increasing the backscattering coefficient and ameliorating the ratio of signal to noise. 可以利用大的探测角值提高背散射率以改善信噪比。
- The paper analyses the signal processing with emphasis on Signal to Noise Ratio (SNR) in output of correlator and SNR in signal power spectral density. 并对算法处理中相关器输出中的信噪比（SNR）和功率谱密度中的SNR进行了重点分析。
- Simulation results show that this algorithm effectively improves the PSNR (peak signal to noise ratio) and achieves better subjective visual quality. 仿真结果表明，该方法可改善图像的峰值信噪比，获得更好的主观视觉质量。
- I stood watching for the signal to change to green. 我站着等待交通信号转为绿灯。
- This estimator has the advantage of high accuracy even on low signal to noise ratio conditions, but its implementation is relatively simple. 这种频率跟踪方法的优点是即使在很低的信噪比下仍然能获得高的跟踪精度，且实现相对简单。
