Figure 5 : Pearson correlation matrix between all indices.

From: Cohesiveness in Financial News and its Relation to Market Volatility

Figure 5

The indices used include the NCI computer using all documents, NCI-financial (calculated using selected financial documents) and its semantic components, entity occurrences, the implied volatility of the S&P 500 (VIX), the realised historical and the daily volatilities of the main stock market indicators (S&P 500, NASDAQ 100, FTSE, DAX, Nikkei and Hang Seng) and Google search query indicators (Business and Industrial, Bankruptcy, Financial Planning, Finance and Investing and Unemployment). The corresponding p-values for all correlations are given in Section 4 of the Supplementary Information.