统计涨落

重离子全熔合反应中的Langevin统计涨落

Langevin Statistical Fluctuations in Complete Fusion Reactions Induced by Heavy Ions

与纯统计涨落的蒙特卡罗事例样本的计算结果比较，表明Cp，q（M）随M的变化主要由统计涨落引起的。

Comparing this with the calculated results for the pure statistical fluctuations Monte-Carlo event sample , the variations of the moments C p , q ( M ) with M are caused dominantly by the statistical fluctuation .

由于NaI探测器的能量分辨率较低，峰重叠现象严重，分析结果受谱漂移及统计涨落的影响严重。

Because NaI detector energy resolution is low and peaks overlap severely , spectral analysis result is in the severe impact of drift and statistical fluctuations .

介绍了在用PMT闪烁探测器测量脉冲中子产额时，由于粒子的统计涨落而使脉冲波形呈现毛刺现象。

This paper introduces that the DT pulse neutron takes on the waveform with burred feature because of fluctuation of particle statistic when it is measured through the PMT scintillant detector .

在重离子碰撞中的质量漂移和统计涨落及壳效应的影响

Mass drift fluctuation and the shell effect in Heavy Ion Collisions

宽脉冲中子注入下中子裂变链统计涨落的数值计算

A Numerical Calculation of Fission Chain Statistical Fluctuation with Wide-pulse Neutron Injection

脉冲测量中的统计涨落对中子产额测量的影响

Statistic fluctuation from pulse neutron effects on absolute measurement of its yield

而统计涨落能谱的识别结果越大越好，即贴近度越大越好。

The statistical fluctuation energy spectrum of recognition results bigger is better .

研究了裂变系统在宽脉冲外中子源注入驱动下裂变链统计涨落问题。

With wide-pulse neutron injection the fission chain fluctuates statistically .

积分型前放输出电压统计涨落的估算

The statistic fluctuation estimation of the output of integration - type preamplifier

小波分析方法对降低γ谱统计涨落的作用

Effect of Reducing Statistical Fluctuation of Gamma Spectra by Method of Wavelet Analysis

单模激光系统中输入信号后的统计涨落

Statistical Fluctuation in A Single-mode Laser after Input Signal

多道脉冲幅度分析器微分线性检验中的计数统计涨落

Statistical fluctuation of counts in testing multiple channel amplitude analyzer for differential linearity

分析结果的可信度取决于测量γ能谱的统计涨落。

Reliability of the result is determined by the statistic fluctuating of the gamma-spectrum .

其在液体中的迁移有赖于一种微弱的无规性，即统计涨落。

Its migration through the liquid depends on slight irregularities , or statistical fluctuations .

低、负中子增殖系数测量中统计涨落的计算机模拟

Computer simulation of statistical fluctuation in the measurement of low and negative neutron breeding coefficients

核仪表中统计涨落对控制动作的影响及其消除措施

The Effect of Statistical Fluctuation on Control Operation and the Method of its Elimination in Nuclear Gauge

最小二乘平滑滤波是目前用来对带有统计涨落的γ能谱进行处理的主要方法，这种方法可以很好地去除γ能谱中的统计涨落。

Least square smooth filtering is the general method used to treat the γ spectrum with fluctuation .

对于统计涨落能谱，贴近度是接近于1的，是识别不开的。

For the statistical fluctuation energy spectrum , nearness are close to 1 , is not to recognition out .

有效经典配分函数的变分微扰近似及统计涨落修正统计涨落对控制系统的不良影响。

Variational Perturbation Approach to the Effective Classical Partition Function and Statistical Correction Fluctuation can make the control operation unreliable .

本文同时也通过计算研究发现，在低温高密的条件下，边界效应比统计涨落要更为显著。

We also find that the boundary effects are much more significant than the statistical fluctuations under low-temperature and high-density conditions .

根据实验中获得的实验数据，从实验和理论两个方面分析了统计涨落对产额绝对测量的影响。

According to experiment data , this statistic fluctuation effecting on absolute measurement of neutron yield has been analyzed theoretically and experimentally .

噪声之间的正耦合会延缓强度相关函数的衰减，增强激光系统的统计涨落。

The positive coupling between noise terms slows down the decay of intensity correlations , thus enhances the fluctuations in the laser system .

因此，在同样的统计涨落误差条件下，该方法大大地提高了仪器的数据采集速度。

So , the method in this paper can greatly improve the speed of data acquisition on the same condition of error due to statistical .

对于低的平均多重数，即使各个事件之间的多重数起伏不定，这一现象仍然主要由统计涨落决定。

When the average multiplicity is low this phenomenon is dominated by the statistical fluctuations , also in the case of multiplicities fluctuating from event to event .

这说明在一些短时标下强度的变化不同于纯粹的统计涨落，暗示着在光学辐射中可能存在本质的光变。

It suggests that the variation of the intensity on some short timescales differ from pure statistical fluctuation , which indicates intrinsic variability in the optical emission .

由于辐射图像的灰度范围广和统计涨落大等特点，常规无损熵编码法难以取得理想效果。

But because of the wide gray-scale range and high statistical noise of radiant images , it is difficult to obtain effective compression rate by traditional entropy encoder .

为此，提出了在数据处理过程中设置虚拟探测器的方法，在中子产额低于额定值时，不需重复测量即可提高曲线信噪比、降低曲线统计涨落。

So the paper presents a method of setting virtual detector to improve signal / noise ratio , and to decrease statistics of the curves in the data preprocessing .

但是在一些的比较复杂γ谱的测量，特别是在低水平测量当中，当特征峰很弱，而统计涨落及其本底又比较强的时候，就很难确定核素的种类和含量。

Identification and quantification of nuclides may become difficult in measurements involving very complicated gamma-spectra , or in the low-level measurements , where peaks are weak and backgrounds are strong .

本文从实用角度出发，给出泵叠加型对数模拟率表的设计方法和不加任何限制的统计涨落计算。

From the point of application view , the design method of logarithmic analogue retemeter with non-linear pumps and statistical fluctuation calculation without any assumption are given in this paper .