软件将显示它们的信噪比,点扩展函数和均方差值。
The software will display the SNR FWHM and RMS values found.
结果表明,此方法报准率较高,平均误差与均方差较小。
The results show that this method has a high success rate with smaller average error.
引入均方差的概念,建立了抽运光功率分布均匀性判定方法。
A method to estimate the distribution of pump power is bring up.
介绍方差相加原理,阐述均方差计算在实际应用中的有关问题。
Introduces the principle of Variance addition and sets forth the related problems on calculating the mean-square deviation in practical application.
该方法假定当拟合值与测量值最接近时,对应光强的均方差最小。
The method assumes that the corresponding mean-square deviation of optical intensity is minimum when the fitting values are most close to the measured values.
在比较收敛速度和均方差后,确定选用贝叶斯正则算法建立模型。
After speed of statistical convergence and MSE (Mean Square Error) of these algorithms are compared, Bayes Generalization algorithm is assessed to be the most appropriate.
本文研究具有即时观测和两个延迟观测系统的线性最小均方差估计。
This paper is to study the linear minimum variance estimation for discrete-time systems with instantaneous and two time delayed measurements.
用校正水位和计算水位的均方差检验拟合结果,结果表明拟合效果好。
The fitting is verified with the mean square error of the calibrated and computed water(levels) and reasonable fitting is obtained.
本文研究了提取多参数无量纲地震前兆信息的均方差方法的物理基础。
In this paper, the physical base of the mean square deflection method extracting information of multi-parameter earthquake precursors has been studied.
通过散点图以及相对误差、均方差两种统计学指标对该模型进行评价。
Scatter diagrams and the statistical criteria of relative error and mean square deviation were used to evaluate this model.
求解方程组可得到结构特征值的均值和均方差的统计特征的数值表达式。
By solving these equations, statistical expressions of expectation and mean square covariance about eigenvalues will be gotten.
神经网络的输入为主要的旋压工艺参数,输出为三旋轮径向力的均方差。
The main inputs of the ANN are the key process parameters and the output is the mean square deviation of the radial spinning forces.
利用梅雨强度指数的标准值,应用其指数均方差建立了强度状态的分级标准。
The standard and standard deviation of plum rain intensity index are used to setup the classification standard of plum rain intensity state.
用均方差衡量去噪性能,实验表明用鲁棒局部阈值去噪法好于全局阈值去噪法。
The experiment shows that image denoising using the robust local threshold performs better than that using the universal threshold.
本文提出了一种利用相邻QRS波的相关性进行最小均方差预测的心电图压缩算法。
A novel electrocardiogram compression algorithm based on minimum root-mean-square error prediction utilizing the correlation of adjacent QRS wave is proposed.
该算法主要通过控制平滑区域大小和均方差阈值来选择受噪声干扰最小和最大相关区域。
The algorithm mainly controls the size of the smoothing area and the mean variance threshold to select the maximum correlation area containing minimum noise interference.
这个实现是基于规格化最小均方差(NLMS)的算法,包括双端语音活动检测的原理。
This implementation is based on the Normalized Least Mean Square (NLMS) algorithm. The algorithm includes double-talk detection.
在传统光顺算法的基础上,提出了以曲线曲率极值的均方差作为衡量曲线光顺的指标之一。
On the basis of traditional fairing algorithm, the curvature extremum of curve is used as one of the indices judging the curve fairing.
本文采用统计试验的方法验证该模型的稳健性,并将相对误差和相对均方差作为其评价标准。
In this paper, statistical tests used to verify the robustness of the model, and the relative error and relative standard deviation were used as its evaluation criteria.
分析表明该天基导航系统的几何参数精度因子受时间测量误差均方差和基线长度变化影响较大。
The GDOP of this system relates to baseline of formation-structure and mean square deviation of time measure.
研究结果表明,在样本分布和量化级数不变时,泛化均方差和学习均方差是权调整率的非增函数。
Research results indicate that generalization ability and learning accuracy are the non decreasing function of weight adjusting ratio.
对结果均方差的分析显示,加权支持向量机的预测精度优于人工神经网络和标准支持向量机模型。
The analysis to the mean square deviation showed us the conclusion, that the prediction accuracy of WSVM was better than the ANN and traditional SVM models.
基于径流过程不确定性、不精确性的特点,利用资料系列的均方差方法把径流序列分为不同的状态。
Based on the uncertainty and inaccuracy characteristics, runoff series could be divided into different states via mean square deviation method of data series.
介绍一种基于改进的可变步长规格化最小均方差(NLMS)回声消除算法研究和它的DSP实现。
The paper introduces acoustic echo cancellation algorithm that is based on the improved and variable step size NLMS and it's DSP implementation.
Cpm是一个总体的能力指数,定义了均值偏离目标值的均方差的平方根和规范宽度的之间的比值。
Cpm is an overall capability index defined as the ratio of the specification spread (USL - LSL) to the square root of the mean squared deviation from the target.
对C波段实测雷达海杂波数据进行了统计分析,并为分析杂波“拖尾”特性构造了修正的均方差检验法;
C band real radar sea-clutter data were analyzed and the modified mean square difference test for analyzing the "tail" of clutter was constructed.
本文讨论了一种带有参考通道的自适应话音消噪滤波器原理,该滤波器采用最小均方差(LMS)算法。
In the paper, a kind of adaptive noise cancellation filter with reference channel based on Least Mean Square (LMS) algorithm is discussed.
实验结果表明在该系统中锐度函数法作判据的效果要优于均方差函数法,最后分析误差因素并提出修正途径。
Experiment shows that acutance function method is better than mean square error function method. The error factors are analyzed and corresponding improvement approaches are put forward.
实验结果表明在该系统中锐度函数法作判据的效果要优于均方差函数法,最后分析误差因素并提出修正途径。
Experiment shows that acutance function method is better than mean square error function method. The error factors are analyzed and corresponding improvement approaches are put forward.
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