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- Objective To evaluate the statistical property of the estimators on exposure effect and value of propensity score methods in practical use. 目的评价由倾向指数方法得到的暴露效果的估计量和统计性质,并探讨其实用性。
- In terms of the weak point and based on the microporocesses of breakdown,the statistical property is analysed, the Weibull distribution law is derived. 借助击穿弱点的概念，从间隙击穿的微观过程出发，推导了击穿累积概率分布特性，并对理论结果和击穿机理做了分析。
- Jin Yan.High Resolution Range Profile Statistical Property Analysis of Radar Target[C].Proceedings of IEEE 2002 ICSP:1 469-1 472. 邢孟道;保铮.;飞机目标的一维距离像特性[J]
- To counter this situation, the killing target probability and statistical property with random residence time in shot area were proposed. 为此，提出了目标对射击域具有随机滞留时间情况下的毁伤概率及其统计特性问题。
- Since the variogram function efficiently expresses structural and statistical property of image data, it can discriminate the noise and the edge of image. 由于变差函数能反映图像数据的随机性和结构性特征，因而对图像边缘具有识别能力。
- The new algorithm is based on the statistical property and the high correlation between the two channels of INSAR.Amplitude and phase of raw data are compressed irrelevantly. 该方法利用SAR回波信号的特性以及干涉测量时对干涉数据高相关性要求的特点，对两路INSAR信号的幅度及相位做去相关性压缩。
- On the other hand, the photonic statistical property was greatly influenced by the initial state of the diatoms, and the periods of the collapse-revival were invariable. 系统初始状态对光子的超泊松分布效应有明显影响，而对崩塌-回复周期无影响。
- The concept of statistical property transformation is discussed according to the situation in which channel input is stationary and non-identically independent distribution(i. 在此基础上针对输入信号为平稳非独立同分布且有已知自相关函数的情况,引入统计特性变换,导出了变换阵的闭式解。
- A random signal of known statistical properties of amplitude, distribution, and spectral density. 振幅、分布及谱密度等的已知统计特性的随机信号。
- Lastly, by means of a mass of experiments on the vacuum interrupter arrangements with single break or triple breaks in series, the breakdown voltage improvement factor, breakdown statistical property and electric distribution in breaks are researched. 因此;应该通过设计最大限度地提高多断口真空开关各断口的电压分布均匀性;从而提高其击穿电压增益倍数;最大限度地发挥多断口真空开关的优势。 本研究还设计和制作了40.;5kV电压等级的光控模块式真空开关单元样机;进行了样机的动作精度实验。
- The statistical property of Gaussian White noise in the Monoscale Ridgelet domain was analyzed, and a new image threshold denoising algorithm based on monoscale ridgelet transform was proposed. 分析了高斯白噪声在单尺度脊波域中的统计性质,提出了一种新的基于单尺度脊波变换的阈值滤波算法。
- The statistical property of a specific wireless mobile environment is analyzed and the fading channel is modeled.Performance of the proposed UEC scheme in the fading channel is analyzed by simulation. 分析了某特定无线移动环境的统计特性，建立了衰落信道模型，仿真了UEC方案在此衰落信道下的性能。
- He Junjia, Zou Jiyan, Zhang Hanming et al.The statistical property of electrical breakdown in a vacuum interrupter under impulse stress[J].ProceedingsoftheCSEE, 1996, 16(5): 312-314, 335. [6]何俊佳;邹积岩;张汉明;等.;真空灭弧室冲击电压作用下的击穿统计特性研究[J]
- The killing probability expressions and statistical property of the stationary time series are obtained, and their relative formulae under different shotting characteristics are given. 给出滞留射击方式下滞留时间序列毁伤概率及统计特性的数学描述，并得到不同射击特性下的相关计算公式。
- DFAR had well studied statistical properties, easy-intelligibility and good robusticity. 该方法基于成熟的统计学模型，简单易理解，具有很好的鲁棒性。
- They're completely anti the new proposals. 他们完全反对新的提议。
- Using statistical method the statistical properties of cascade speckle through two diffusers have been developed. 本文用统计光学方法推导了由两个漫射体形成的串级散斑场的统计性质。
- It is proved to have the same asymptotic statistical properties as the prediction error method(PEM). 证明了该方法与预报误差法具有相同的渐近和统计性能。
- I apportioned half the property to each of them. 我把财产的一半分配给他们各人。
- We research SCD model, which is an important extend of ACD model, compare the statistical properties with ACD model deeply. 研究了ACD的一种重要扩展模型: SCD模型的统计特征,如高阶矩的存在条件以及自相关函数的性质,并将其与ACD模型进行了比较。
