1) Skewness
[英]['skju:nis] [美]['skjunɪs]
偏度
1.
Adjust Model of Multi-Period Portfolio Based on Skewness;
基于偏度的多期组合投资调整模型
2.
Research on vegetation chlorophyll concentration retrieval model based on kurtosis and skewness of hyperspectral curve
基于高光谱曲线峰度、偏度的植被叶绿素含量反演模型研究
3.
Optimal hedging ratio model considering skewness
考虑收益偏度的最优对冲比率模型
2) skewness bias
偏斜度偏差
3) measure of skewness
偏度;偏态度量;偏斜度
4) thickness deviation
厚度偏差
1.
The effect of thickness deviation on the reflection spectra and phase shift of VCSELs has been analysed using optical transfer matrix method.
采用光学传输矩阵方法分析了厚度偏差对VCSEL的反射谱和反射相移产生的影响。
2.
For researching thickness deviation of wide heavy plate caused by bilateral stiffness difference of plate mill,rolling force distribution is analyzed by using the principle of forces and torques equilibrium and the effects of the stiffness difference of plate mill on plate thickness deviation under a variety of roll length,plate width and rolling force is studied too.
针对由于轧机两侧刚度差异引起的宽厚板两侧厚度偏差,采用力平衡和力矩平衡原理,分析了轧辊承受载荷的分布情况,研究了宽厚板两侧厚度偏差与轧辊长度、板宽、轧制力和轧机两侧刚度差异之间的规律。
3.
For researching thickness deviation of wide heavy plate caused by bilateral stiffness difference of plate mill, rolling force distribution is analyzed by using the principle of forces and torques equilibrium and the effects of the stiffness difference of plate mill on plate thickness deviation under a varity of roll length, plate width and rolling force is studied too.
针对轧机两侧刚度差异引起的宽厚板两侧厚度偏差,采用力平衡和力矩平衡原理,分析轧辊承受载荷的分布情况,研究宽厚板两侧厚度偏差与轧辊长度、板宽、轧制力和轧机两侧刚度差异之间的规律。
5) lower hardness
硬度偏低
6) degree of deviation
偏离度
1.
A new method for laboratory proficiency test with serial certified reference material as test samples was discussed to define the degree of deviation as performance assessment, marked with p, p=(test result-reference value)/reference uncertainty.
探讨了采用多组有证标准样品进行能力验证的方法 ,该方法对同一个项目选择几种不同标准值的有证标准物质作为测试样品 ,将测试结果统一用偏离度p作为能力量进行评定 ,p =(测试值 -标准值 ) /标准值的不确定度。
补充资料:偏度
分子式:
CAS号:
性质:表征概率分布密度曲线相对于平均值不对称程度的特征数。偏度以bs表示,式中xi是样本测定值,是样本n次测定值的平均值。正态分布的偏度为0。bs<0称分布具有负偏离,bs>0称分布具有正偏离。若知道分布有可能在偏度上偏离正态分布时,可用偏离来检验分布的正态性。
CAS号:
性质:表征概率分布密度曲线相对于平均值不对称程度的特征数。偏度以bs表示,式中xi是样本测定值,是样本n次测定值的平均值。正态分布的偏度为0。bs<0称分布具有负偏离,bs>0称分布具有正偏离。若知道分布有可能在偏度上偏离正态分布时,可用偏离来检验分布的正态性。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条