TL;DR本文提出了一种基于 VAR ($p$) 模型的自回归方法,用于非参数估计多元 Hawkes 点过程中的事件计数,并将其应用于金融交易数据的双变量事件流分析,揭示了限价单和市场单之间引人注目的不对称关系。
Abstract
In this paper, we present a nonparametric estimation procedure for the
multivariate hawkes point process. The timeline is cut into bins and -- for
each component process -- the number of points in each bin is cou