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
英英释义
noun
- the ratio of the number of observations in a statistical category to the total number of observations
双语例句
- 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。 - Both theory and numerical computation show that the error of active power and power factor measurement is proportional to the relative frequency deviation when the conventional algorithm is used, while it is proportional to square of the relative frequency deviation when the proposed weighted algorithm is used.
传统算法的有功功率、功率因数的测量误差与相对频偏成正比；而用该文所提出的三角窗加权算法，有功功率、功率因数的测量误差与相对频偏的平方成正比。 - 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。 - When Coping with simple problems, most of the teachers calculated probability by permutations and combinations or by analyzing the tree diagrams, rarely by designing simulations to estimate probability by relative frequency.
对于比较简单的问题，教师主要采用排列组合方法或作树状图等计算概率，很少设计模拟试验用频率估计概率，高中教师理论分析的成功率高，但是没有一个人提到用频率估计概率。 - 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。 - 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 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。 - Results Using relative frequency distribution curve constructed by measured data, we can judge whether it is a symmetric bell shaped curve or not.
结果利用监控所得感度、对比度数据建立的相对频率分布图，笔者可以判断它是否是对称的钟型曲线。 - 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。 - Objective To evaluate the practical application of the WHO classification of lymphoid neoplasms, and to investigate the relative frequency and geographic distribution of the subtypes of lymphoma.
目的研究世界卫生组织（WHO）淋巴组织肿瘤新分类法的适用性，观察淋巴瘤不同类型的发生率以及淋巴瘤类型分布的地域人群特点。