Ontology highlight
ABSTRACT:
SUBMITTER: Xu R
PROVIDER: S-EPMC5286437 | biostudies-literature | 2017 Feb
REPOSITORIES: biostudies-literature
Xu Ronghua R Wong Wing-Keung WK Chen Guanrong G Huang Shuo S
Scientific reports 20170201
In this paper, we analyze the relationship among stock networks by focusing on the statistically reliable connectivity between financial time series, which accurately reflects the underlying pure stock structure. To do so, we firstly filter out the effect of market index on the correlations between paired stocks, and then take a t-test based P-threshold approach to lessening the complexity of the stock network based on the P values. We demonstrate the superiority of its performance in understand ...[more]