Rumor Situation Discrimination Based on Empirical Mode Decomposition Correlation Dimension

Table 2

Correlation coefficients between intrinsic mode function (IMF) components and original time series.

Category	IMF1	IMF2	IMF3	IMF4	IMF5	IMF6	IMF7
Rumor	0.0524	0.3837	0.1041	0.1426	0.1465	0.2034	−0.0177
	−0.0632	0.4740	0.2999	0.3642	0.4553	0.3227	−0.0169
	0.4322	0.3762	0.4585	0.5587	0.1736	0.1168	−0.0478
Nonrumor	0.2531	0.4964	0.4703	0.3806	0.1335	0.6107	−0.1901
	0.1020	0.4531	0.3708	0.3952	0.3336	0.2901	0.0967
	−0.1111	0.0388	0.3525	0.1834	0.1870	0.2607	0.0759