first quartile

first quartile的基本解释

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第一四分位数

与first quartile相关的网络例句 [注：此内容来源于网络，仅供参考]

When the threshold for the logistic model was set at the first quartile, this resulted in a sensitivity of 86% for detecting all stroke and a sensitivity of 94% for detecting hemorrhagic stroke.

当Logistic模型的界值设定为第一个四分位数时，结果显示检测出所有卒中的敏感度为86%，而对出血性卒中则为94%。

The first quartile contained the study participants with the lowest leels of the peptide and the fourth quartile contained those with the highest leels.

第一组患者的NT-proBNP水平最低，反之第四组患者的NT-proBNP水平最高。

Of 1372 (83%) infants born to HIV-infected mothers initiated exclusive breastfeeding from birth. Of 1276 infants with complete feeding data, median duration of cumulative exclusive breastfeeding was 159 days (first quartile [Q1] to third quartile [Q3], 122–174 days).

1132名婴儿从出生时接受母乳喂养。1276名有完整喂养数据的婴儿母乳喂养的平均时间是159天（四分位间距P25和P75为122和174天）。

Following is the main contribution of the dissertation. 1 Based on quartile and first order differential, a new outlier detection algorithm is presented, Experiments show that the method combining with low pass filter can remove gross error and unwanted frequency components.

本文的主要工作与创新点在于： 1）将分位数方法与一阶差分法相结合，提出了一种基于一阶差分的粗差剔除方法，该方法与低通滤波器的结合可以有效去除两相流压力波动信号中的粗大误差以及信号频带以外的频率成分。

Compared with the first and second quartile, the osteoporosis prevalence and risk were significantly increased in the women of the third and fourth quartile, and the fourth quartile had a significant higher prevalence and risk than the third quartile, especially in spine.

与一分位数和三分位数比较，四分位数的妇女骨质疏松症患病率和患病风险显著增加；与三分位数比较，处于四分位数的妇女骨质疏松症患病率和患病风险也显著增加，特别是在腰椎。

与first quartile相关的网络解释 [注：此内容来源于网络，仅供参考]

First quartile：第一四分位数

First principal component, 第一主成分 | First quartile, 第一四分位数 | Fisher information, 费雪信息量

First quartile：第一四分位值

final report 总结报告;最后报告 | first quartile 第一四分位值 | first recruitment rank 招聘职级

First quartile：首四分位數

Firm structure 厂商结构 | First quartile 首四分位数 | First Theorem of Welfare Economics 第一福利定理

First quartile：第一四分位数Btu中国学习动力网

first projection 第一投影; 第一射影Btu中国学习动力网 | first quartile 第一四分位数Btu中国学习动力网 | first term 首项Btu中国学习动力网

Quartile, first：第一四分位数(下四分位数)

Quartile 四分位数 | Quartile, first 第一四分位数(下四分位数) | Quartile, lower 下四分位数(第一四分位数)