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

• Monitoring of microbial inhibition process by bulk acoustic wave impedance technique and the relative frequency shift response model
  用声波阻抗传感技术监测细菌的生长抑制过程及其相应的频移响应模型
• 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。
• 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。
• The high-frequency codons were selected by high-frequency codon analysis according to relative frequency of synonymous codon ( RFSC) which is calculated by RFCS program written by ourselves.
  利用自编的RFCS程序计算同义密码子相对使用频率（RFSC），并根据RFSC值筛选出高频密码子。
• According to the school level, we divided them into early, middle and senior three stages, respectively by applying the method of correctly using relative frequency statistics from each stage of the acquisition sequence.
  按照学时等级分为初、中、高级三个阶段，运用正确使用相对频率法分别统计出每个阶段的习得顺序。
• 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）；
• Frequency-dependent selection-A form of natural selection in which the fitness of an individual's genes is dependent upon the relative frequency of that gene in the population.
  频率依赖性的选择-一种形式的自然选择中，健身个人的基因取决于相对频率的基因中的人口。
• The relative frequency polygon has the same shape as the frequency polygon made from the same data set but a different scale of values on the vertical axis.
  根据同一资料绘制的相对频率多边形与频率多边形的形状是相同的，只是纵轴上的标尺不同。
• 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。
• At the same time, a track control function and adaptive control algorithm to reduce the relative frequency of the rudder roll, the failure rate and maintenance costs are reduced, while also increasing the safety of the ship.
  同时由于具有航迹控制功能和自适应算法，使动舵次数相对减少，降低了舵机的故障率及维修费用，同时也增加了船舶航行的安全性。