relative frequency

英 [ˈrelətɪv ˈfriːkwənsi]

美 [ˈrelətɪv ˈfriːkwənsi]

网络  频率; 相对频数; 相对频率; 相對次數; 相对次数

计算机化学

英英释义

noun

• the ratio of the number of observations in a statistical category to the total number of observations
  Synonym:frequency

双语例句

• Besides this, it is interesting to know the relative frequency of each use case.
  除此之外，要注意了解每个用例的相关执行次数。
• A weighted algorithm of Triangular window and wavelet transform are using to measure active power and power factor of three-phase asynchronous motor in the non-sinusoidal waveform. The error of active power and power factor is proportional to square of relative frequency deviation.
  采用三角窗加权算法并结合小波变换计算非正弦状态下三相异步电机有功功率、功率因数，其测量误差与相对频偏的平方成正比。
• Negative politeness strategy and bald on record politeness strategy are less frequently used ( with the relative frequency of 22 and 18.49 respectively).
  消极礼貌策略和公开实施面子威胁行为策略的使用率次之（其相对频率分别为22和18.49）；
• Based on feature extraction in the prediction of protein classification problem, this paper propose two new protein vector. One is based on the pK value and the other is based on the relative frequency.
  本文围绕蛋白质分类预测中的特征提取问题，提出了两种新型的蛋白质向量表示法，一种是基于电离常量的向量表示，一种是基于相对频率的向量表示。
• Code-starting sequences and 1307 code-terminal sequences of E. coli were compiled and the RF ( relative frequency) values of 6 base elements, 4 base elements and 3 base elements in the two regions were counted.
  对大肠杆菌1231个编码开始区域和1307个编码终止区域内的6碱基片段、4碱基片段和3碱基片段进行了统计。
• A analytic formula about the measuring value of active power and power factor of periodic signal as a function of the relative frequency deviation and the sampling initial phase ( or time) is derived;
  推导出任意电压、电流信号的有功功率、功率因数随相对频偏及采样相位变化的一般公式；
• The electromechanical coupling coefficient is usually determined from the relative frequency spacing of the resonance and anti resonance.
  压电材料的机电耦合系数通常由谐振及反谐振频率之间的相对间隔确定。
• A virtual arbitrary waveform generator in DDS is introduced, in which FPGA is used for the digital circuits and memory carriers in Quartus, the constant high relative frequency precision can be realized in the low frequency area.
  Quartus环境以FPGA为数字电路和存储体载体，运用DDS技术虚拟实现任意信号产生，并在信号低频段仍能保持恒定很高的频率相对精度。
• In this paper, authors advised a new method calculating the cumulative relative frequency, to study frequent distribution of plant size in the population. To investigate the distribution and frequency of symptoms in manic-depressive disorder.
  提出了在解析植物群体的直径分布时不划分直经阶，直接求累计频度的方法；目的调查住院躁狂和抑郁症的症状分布和频度。
• The wave relative frequency in the coordinate system moving with current and the angle between the direction of wave propagation and that of current are computed based on the wave dispersion relation.
  利用波浪弥散关系的迭代计算求得波向与流向的夹角以及波浪的相对频率。