kurtosis什么意思 kurtosis音标、翻译、用法
kurtosis音标
英 [kɜ:'təʊsɪs]
美 [kɜ'toʊsɪs]
kurtosis翻译
n.
峰度，峰态，峭度；
英英释义
Kurtosis
In probability theory and statistics, kurtosis (from the Greek word κυρτός, kyrtos or kurtos, meaning curved, arching) is any measure of the "peakedness"of the probability distribution of a real-valued random variable.Dodge, Y.
以上来源于:Wikipedia
kurtosis用法
双语例句
用作名词(n.)When we measure the kurtosis of a distribution, we are measuring its peakedness.
度量一条频率分布曲线的尖削度就是度量其顶部的峰态。As to skewness, it is not as important as kurtosis in affecting subadditivity.
模拟结果显示，只有在非常高的峰态下风险值是违反次加性，而目前常见的财务资料的分配并不具有如此高的峰态。
权威例句
On the meaning and use of kurtosis.
SKEWNESS AND KURTOSIS IN S&P 500 INDEX RETURNS IMPLIED BY OPTION PRICES
Positive definiteness of diffusion kurtosis imaging
The spectral kurtosis: a useful tool for characterising non-stationary signals
Measures of multivariate skewness and kurtosis with applications
Testing structural equation models: The effect of kurtosis
The spectral kurtosis: application to the vibratory surveillance and diagnostics of rotating machines
MRI quantification of non-Gaussian water diffusion by kurtosis analysis
Nonlinear Pricing Kernels, Kurtosis Preference, and Evidence from the Cross Section of Equity Returns
Diffusional kurtosis imaging: the quantification of non-gaussian water diffusion by means of magnetic resonance imaging.