leptokurtosis 是什么意思

leptokurtosis的中文意思是: 瘦骨病

leptokurtosis例句大全

  1. The daily rates of return From the composite index of Shanghai stock exchange have more leptokurtosis

    与正态分布相比,上证指数收益率的经验分布具有尖峰厚尾特征,但用Scaledt-分布比正态分布可以更好地拟合上证指数收益率的经验分布。

  2. among the multi-factor model s, the stochastic volatility model effectively catches the leptokurtosis

    在多因素模型中,随机波动模型比ARCH模型能更好的描述短期利率变化的尖峰厚尾和波动群聚特征。

  3. There are a lot of widespread existing stylized facts in the stock market , such as fat tail ( leptokurtosis

    股票市场有许多普遍存在的特征性事实,如尖峰胖尾、波动聚集等,而这些现象是传统金融理论难以解释的。