根据人体的正常生理变化,三次曲线模型是SPSS曲线估计的几个模型中最合适的一个。
According to the body normal physiological changes the cubic curve model is the best model among several deferent models of curve estimation with SPSS.
根据各物质的环境暴露浓度和相应急性毒性值的累计概率分布曲线估计了各物质相对风险性的大小。
The relative risk of these chemicals was also investigated based on cumulative probability distribution curves, which were generated based on both exposure and acute toxicity data.
在给走路面、车速、结构参数后,可计算出扭杆的随机应力,并根据P - S - N曲线估计出扭杆的寿命。
The random stress of torsion rod spring may be calculated after road surface, vehicle speed arid constructional parameters are given, and service life may be estimated according to P-S-N curve.
本文运用回归分析和曲线估计法对成都市未来的住宅需求进行预测,通过预测,发现未来成都市住宅市场中,住宅供大于求。
We found that the supply of residence is more than the needs in the future in Chengdu by forecasting by regression analysis and estimates of the curve.
为了能够仅依靠单一模型实现对环境中不同几何元素的有效估计,介绍了一种根据距离像局部特性进行自适应调整的曲线估计模型。
In order to provide a more efficient estimation of different major geometries by a single model, an adaptive curve model which varies depending on the local nature of range image is employed.
对此我们的非常主观的估计被显示在图2中,在图中在信心曲线上的主要的点与下面图中列出的被标号的条目是对应的。
Our very subjective estimate of this is shown in figure 2, in which the major points on the confidence curve correspond to the numbered items listed below the figure.
在二次损失函数下,研究了增长曲线模型误差方差的非齐次二次型估计的可容许性问题。
The admissibility of non-homogeneous quadratic form estimate of variance on the growth curve model was studied under quadratic loss function.
本文在矩阵损失下研究了一般增长曲线模型中随机回归系数线性估计的可容许性。
We investigate the admissibility of the linear estimate of random regression coefficients under a matrix loss function in general growth curve models.
在含有离群值的情况下,分析了最小二乘估计不能克服粗大误差对回归曲线的影响。
On the data including the discrete points, least square estimation can not control the strong error affecting the regression curve.
本文讨论增长曲线模型回归系数的线性估计的容许性。
In this paper, we consider the admissibility of linear estimates of regression coefficients in growth curve model.
给出了具有线性分母的有理三次样条函数的误差估计,并在柱面坐标系下对一类空间闭曲线的插值问题进行了研究;
The error estimation of rational cubic spline with linear denominators is given, and then the interpolation of a kind of space closed curves under cylindrical coordinate system is investigated.
对非参数回归曲线提出了一种新的核估计量和窗宽选择方法及修正偏倚置信带。
This paper gives a new kernel estimate, bandwidth parameter and the bias-corrected confidence belt for nonparametric regression curve.
基于贝叶斯理论,提出采用概率的方法来估计泊松曲线的参数。
Based on the Bayesian theory, a probability method was proposed to estimate the parameters of the Poisson curve.
本文提出了一种基于热电偶响应曲线时间常数的动态温度估计方法。
The paper states a dynamic temperature estimating method based on time constant of the response curve of thermocouple.
VG模型虽然可以与持水曲线匹配得很好,但是VG模型和BC模型都对相对渗透率估计过低。
Although VG model can reasonably well match the simulated water retention curves, both VG and BC models underestimate relative permeability.
第二,他只关心单个分布函数的最优拟合,而不是直接对ROC曲线做最优估计。
Second, this method focuses on optimal smoothing of estimator for a single distribution and does not address optimal estimation of the ROC curve.
本文主要研究了生长曲线模型中回归系数的参数估计问题。
In this paper, some researches on estimator of parameters in the growth curve model are considered.
药品安定性试验的主要目的在于刻划药品之退化曲线,且估计其有效期限。
The objective of the stability studies is not only to characterize the degradation curve but also to estimate the shelf-life of the drug products.
该文从理论和仿真两个角度研究了信噪比对多普勒中心频率估计的影响,给出了多普勒中心频率和信噪比的理论及仿真关系曲线。
The effect of Signal-Noise-Ration (SNR) to the estimation of Doppler central frequency has been studied using theoretical method and simulation technique, and results are given in curves.
并在十分广泛的条件下,论证了基于样本数据所得到的洛伦兹曲线和基尼系数的估计量都具有强相合性。
Under the general condition, the usual estimators of Lorenz curve and Gini coefficient are proved to possess strong consistency respectively.
用合适的滤波器可以从估计出的平均频率曲线中得到涡流的波形,并且计算表征涡流的涡流经过频率和幅度特征参数。
Meanwhile the vortex shift waveform is obtained from the estimated mean frequency waveform using a suitable low-pass filter. Then the vortex shedding frequency and amplitude can be calculated.
分析了用曲线拟合估计粘弹性材料线性本构方程模型参数的原理和方法。
The principle and method for fitting and estimation of constitutive equation model parameters are discussed.
然后我们才使用这些估计的参数和使用泊松分布曲线拟何来选择合适的分布的。
We then use these parameters and follow a Pearson curve fitting procedure to select an appropriate distribution.
能力谱法可以用来估计结构的目标位移,在该方法中弹塑性反应谱常用于需求曲线的建立。
The target displacement of a structure can be predicted by capacity spectrum method, where the demand curves are often constructed by elastic-plastic response spectra.
方法:对疟疾发病率曲线进行非线性过程的幂函数拟合,并与用曲线参数估计法的幂函数拟合结果进行对比。
Methods:Power model of non-linear regression was adopted to fit the curve of incidence of malaria, which result is contrast with the same model came from curve estimation method.
可以估计采用本文的原理能解决一系列由光滑曲线连接而成的组合壳体。
It would be possible that stresses of composite shells having smooth joint curve could be analysed by using of the present method.
本文针对这种情况,对连续波雷达回波频谱幅度产生原因进行分析,提出了二次曲线拟合频谱幅度来估计加速度的方法。
The paper, through analyzing the forming of the amplitude spectrum of the echo, proposed a new method using quadratic curve fitting for it.
目的是利用该回归曲线的估计量选择窗宽构造置信带。
The aim is to select bandwidth and set up the confidence belt with the estimate of this regression-curve.
目的是利用该回归曲线的估计量选择窗宽构造置信带。
The aim is to select bandwidth and set up the confidence belt with the estimate of this regression-curve.
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