统计分布

  • 网络statistical distribution;statistics distribution;Histograms
统计分布统计分布
  1. CO2振动激发态的能级指认及统计分布

    Assignment and Statistical Distribution of the Highly Excited Vibrational Energy Levels of CO_2

  2. Weibull杂波经正交对消处理后DFT谱线的统计分布

    DFT Spectrum Statistical Distribution of Weibull Clutter Processed by a Quadrature Two-Channel System

  3. 射线引起DNA双链断裂的统计分布

    Fragmentation in DNA double - strand breaks

  4. 基于缺陷统计分布的IC互连线可靠性模型

    Reliability Model of IC Interconnect Based on Defect Distribution Statistics

  5. 其中我们提出了基于IP地址统计分布特性的异常检测技术,用于攻击检测。

    An abnormal detection technique based on Statistic distribution characteristic of IP addresses presented to provide intrusion detection .

  6. FisherZ分布作为一个统计分布在实际中有广泛的应用。

    Fisher Z distribution is a widely used statistics distribution in practice .

  7. 降低OFDM信号峰均比的PTS技术OFDM信号峰均功率比的统计分布

    Overview of peak-to-average power ratio reduction techniques for OFDM signal using partial transmit sequences

  8. 根据灰色理论中GM(1,1)模型的构造方法,导出统计分布中的一个通用灰色统计分布模型。

    In this paper , the methol of applying Grey Model-GM ( 1,1 ) to a grey general statistical distribution model is introduced .

  9. 地理上和人口统计分布上的特色与H镇相类似的镇,但却没有受到污染的,并没有跟H镇一样有著高的的发病率。表示真的事水污染导致才会这样,支持。

    Towns with geographic and demographic characteristics similar to those of Harborville but without polluted water do not have as high a rate of the disease as does Harborville .

  10. 在水印提取的过程中根据小波高频系数的统计分布特性,利用最大似然(ML)估计法进行检测,不需要原图像。

    According to the statistical distribution characteristics of wavelet high-frequency coefficients , the watermark is extracted by means of the ML method without the original image .

  11. 应用GIS技术研究我国应征男青年体质状况的生态学统计分布特征GIS空间分析技术在疾病空间异质性分布中的应用研究

    Statistical Analysis on the Ecological Characteristics of Male 's Constitution for the Army-recruits of China Based on Geographic Information System ; Study on the Application of GIS to Spatial Heterogeneity of Disease

  12. 此外,针对目标和背景具有相似统计分布的特性,设计了一种统计阈值方法,并将其与图(graph)的等周常数联系起来,进一步说明了此方法的合理性。

    In addition , we present another statistical method for some images having similar statistical distributions on the object and background , and relate it with isoperimetric constant of a graph .

  13. 结果发现:μ、γ、α2和λ都影响了Mandel因子Q(t)演化曲线量子崩塌-复苏效应的周期性,同时,也影响了受激辐射场的光子统计分布的状态和特性。

    Meanwhile , they all influence the states and properties of the photon statistical distribution of radiation field .

  14. 为了选取适当的M和N以保证检测概率,必须获得噪声加目标乘以多径因子后的统计分布。

    To ensure the detection statistic , and choose the correct M and N , it must be known that the probability density function ( PDF ) of the noise plus target times the multipath factor .

  15. 模态位移和速度响应的联合概率统计分布在截断于五阶Hermite多项式时具有较好精度;

    The 5th order Hermite series is recommended for describing the joint statistical distribution with the purpose of higher accuracy .

  16. 拟合参数中等效温度Tc的统计分布给出两个分布中心,表明存在有两种机制的发光过程。

    Statistical results of the fitting parameters of effective temperature T e show two centers for the temperature distribution , implying two mechanisms for the PL processes .

  17. 用统计分布的数字特征值和图象识别中Fisher线性识别方法区分焊缝中的各类缺陷。

    Defects in welds are classified by using numerical characteristic values of statistical distribution and " Fisher linear discrimination method " for pattern recog -

  18. 用类似V<<C的判据,据三个统计分布趋于一致条件,得到经典统计的适用条件,并解释了有关事实。

    In this paper , by judgment similar to V < < C , base on conditions which there statistic distribution are close to accordance and obtains applicable condition of classical statistics , and some relative facts are explained .

  19. 以裂纹张开位移特征值参量为基础,对我国燃气工业中应用日益普及的高密度聚乙烯(HDPE)管道热熔对接接头的抗开裂特性参量的分散性及统计分布进行了研究。

    In this paper , the statistic distribution of the resistance to initiation property of HDPE pipe butt-fusion welded joint was conducted on the basis of Crack Opening Displacement .

  20. 语音增强:使用burg谱先验信噪比估计消除音乐噪声基于Rayleigh噪声统计分布的有音区检测

    Speech Enhancement : Using Burg-Based A Priori SNR Estimator to Eliminate Musical Noise Phenomenon VOICE ACTIVITY DETECTION IN NOISE SPECTRUM DOMAIN UNDER RAYLEIGH DISTRIBUTION

  21. 通过建立数学模型我们将DNA序列的进化描述为自然选择约束下随机突变的最大化的过程,并由此预测了一条CDS中四种核苷酸的统计分布。

    We formulated the evolution of CDS as a progress of maximization of neutral mutation under the constraints of natural selection , and calculated the theoretical distribution of four nucleotides in one CDS via Lagrange method .

  22. 利用随机过程的谱展开理论及Hudson的裂纹介质模型构造一种裂纹数密度具有空间统计分布的随机介质模型的理论。

    One model of random media is presented according to the theory of spectral factorization in stochastic process and Hudson 's model of cracked medium .

  23. 依据互信息理论提出的互信息匹配识别模型MIM(MutualInformationMatching),能够有效地综合处理语音信号的统计分布特征与时变分布特征,并具有较强的鲁棒性。

    The Mutual Information Matching model ( MIM ) was proposed for speaker recognition based on the mutual information theory . Both of statistical and time-variant features of speech signal can be processed effectively , robustly and synchronously in MIM .

  24. 提出了同时存在疲劳应力的两类统计分布影响因素时的可靠度计算模型:Miner定理-干涉模型综合法。

    This paper presents a reliability calculation model , Synthetic method of Miner 's rule and interference model , for the situation which both of the influence factors exist .

  25. 其次假定股票价格对数与收益率的联合分布f(InP,R)服从二维正态分布,从中确定条件收益率的统计分布特征,进而计算条件VaR值。

    Secondly we assume that the union distribution of logarithm of the stock price and its revenue ratio obeys two-dimensional normal distribution , and then confirm the statistical distribution characteristic of condition revenue ratio from it .

  26. 对于高频时MOS结构电容的理论计算,提出了第二个假设,在φ≤φ(min)区间,少数载流子浓度遵从玻尔兹曼统计分布。

    For the analytical calculation of MOS capacitor in high frequency case , the second assumption is proposed : At j ≤ j_ ( min ), the density of minority carriers is given by Boltzmann statistics .

  27. 利用连续介质损伤力学方法,通过岩石微元体强度的Weibull统计分布和库仑准则假定,建立了一个简明的岩石三维各向同性损伤模型及弹脆性本构方程。

    A single , effective damage model and constitutive equation , which based on the assumption of rock microelement strength Weibull distribution and Coulomb criterion , were presented through Continuum Damage Mechanics method .

  28. 文中研究了用零记忆非线性(ZMNL)变换法模拟生成相关统计分布杂波。

    In the paper , generation of the correlated statistical clutter vectors using zero memory nonlinearity method is developed .

  29. 方法:采用两种基于HOC的方法,一种为依据EEG信号序列统计分布特性的HOCSD(S距离)法,另一种为依据预处理后EEG信号的谱特性的HOCCF法。

    Methods : Two HOC based methods were used . One was based on the statistical distribution of the EEG time series via a distance measure . The other was based on the spectrum characteristics of a preprocessed EEG signal .

  30. 对于统计分布已知的信源,如何最优化SBC长期以来一直是自适应信号压缩领域的难点问题。

    For a long period of time , how to optimize SBCs based on input statistics has been an unsolved problem in the area of adaptive signal compression .