英语释义

1. probability function

2. a function of a continuous random variable whose integral over an interval gives the probability that its value will fall within the interval

片语

conditional probability density function[数]

Empirical Probability Density Function经验概率密度函数

probability U density function概率密度分布函数

probability distribution density function method概率密度函数法

probability distribution density function概率分布密度函数

Gaussian probability-density function高斯概率密度函数

probability-density function of clutter杂波概率密度函数

Probability of density function概率分布函数

true probability density function[数]

英汉例句

• space debris delta-velocity probability density function was deduced by nasa「s standard breakup model, and time integral algorithm of collision probability between spacecraft and any debris was built.

  推导了基于nasa标準解体模型的碎片分离速度概率密度函数，建立了计算航天器与单颗碎片碰撞概率的时间积分算法。

• in such a situation, mass fraction probability density function model is an appropriate method to approach the reaction phenomena.

  在这样情况，许多分数可能性密度函数模型是接近反应现象的一个适当的方法。

• the method not only would be effective to describe the inter-frame correlation information, but overcome tie of the state probability density function being mixture gauss distribution.

  它不仅能有效地在语音识别中引入帧间相关信息，而且能克服状态输出概率密度函数为混合高斯分布的束缚。

• the loads and the distribution of stress amplitude frequency are obtained by cycle count and reliable data for fatigue design are provided by probability density function fit.

  用循环计数法求出载荷及应力幅频率分布，用概率密度函数拟合，为疲劳设计提供可靠性高的数据资。

• based on the concepts of randomness and fuzziness, a fuzzy reliability analysis method of probability density function equivalent is proposed in this article.

  依据随机性和模糊性的基本概念，提出了当量概率密度函数的模糊可靠性分析方法。

• for miss projectile, probability density function of impact dispersion can be expressed as rayleigh distribution function by means of coordinate conversion (jacobi」s transformation ).

  有脱靶弹存在时，通过坐标变换可将弹着散布的概率密度函数用极坐标下的瑞利分布函数表示。

• well, it depends on what you know about the measurements' probability density function (pdf).

  它依赖于您对度量值的概率密度函数（probability density function，pdf）的认识。

• the general expression of probability density function of the total cost elasticity is obtained.

  给出了总费用弹性概率密度函数的一般表达式。

• an introduction is made of the method of using the weight of probability density function of error distribution law to conduct anti-error estimation.

  文中主要介绍了利用误差分布律概率密度函数定权来进行抗差估计的一种方法。

• the probability density function (pdf) is constructed from the time distributions of signal and backgrounds and the relations among time, time uncertainty, mass, and mass difference variables.

  根据信号、本底的时间分布以及时间、时间误差、质量、质量差等变量之间的关系，构建概率密度函数。

• firstly, this paper discusses how to determine the probability density function of the actual student competition comment.

  首先论述了学生竞赛评比工作实际确定功能函数的概率密度函数的方法。

• two dimensional fatigue loading under various working conditions is synthesized with weight coefficient method to obtain joint probability density function under multiple working conditions.

  对各工况下的二维疲劳载荷，采用权系数的方法，合成并获得了多工况下的二维载荷联合概率密度函数。

• parameters of probability density function of stress amplitude were obtained by means of figure display and statistic method.

  运用图示与统计的方法得到应力幅值概率密度函数的参数；

• next, we observe and update the probability density function (pdf) of the pitch using non-parametric kalman filter in order to get the optimum pitch of each sound stream from the maximum of pdf.

  然后通过非参数卡尔曼滤波对语音信号基音的概率密度函数（pdf）进行预测、更新，并对推导更新后的pdf进行最大值检测，从而获得混叠语音中各音源的最佳基音轨迹；

• the background samples are chosen by thresholding inter-frame differences, and the gaussian kernel density estimation is used to estimate the probability density function of background intensity.

  通过相隔固定的帧差值阅值化得到背景样本值，并采用高斯核密度估计方法计算背景灰度的概率密度函数。

• it also gives a construction approach for approximating the probability density function of activity duration, which will facilitate the computer simulation of the pert diagram.

  本文还给出了一种简练的函数构造法，用该方法构造的函数能较好地逼近活动工期概率密度函数，方便了对计划网络图的计算机仿真运算。

• the probability density function of velocity response of oleo damper excited by exponential colored gaussian noise has been obtained.

  从而导出了油液阻尼器受指数型高斯色噪声外激励时的速度响应的概率密度函数。

• the numerical simulation of turbulent combustion in the afterburner of solid rocket ramjet was performed by applying the probability density function non -premixed mode.

  应用概率密度函数非预混模型，对固体火箭沖压发动机补燃室内的湍流燃烧进行了数值模拟。

• at last, the probability density function shows multi-fractal characteristic, which is gauss distribution in euclidean space.

  流体微团的概率密度分布函数也表现出多重分形特征！