Finally, it makes the asymmetric estimation with high-frequency data in a specific period, using the method of realized volatility and the line model.
最后,在一个具体的时间段采用高频数据对不对称性作出估计,我们应用已实现波动率的方法并用线形模型做出了估计。
Stochastic volatility model is one of the most important models in describing the volatility of financial market and its parameter estimation is a hot topic in this area.
随机波动模型作为金融市场波动量化研究的一种重要模型,其参数估计问题是近十余年来该领域的研究热点。
The learning model includes the volatility estimation of the predicative variables and the covariance of stock return and this predicative variable.
这里的学习模型包括对于估测变量的方差估计,以及股票收益率与这个预测变量的协方差。
The learning model includes the volatility estimation of the predicative variables and the covariance of stock return and this predicative variable.
这里的学习模型包括对于估测变量的方差估计,以及股票收益率与这个预测变量的协方差。
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