Table 2. Statistics of instances in both datasets for experiments.

	Weibo Dataset			PHEME Dataset
	Training set	Validation set	Test set	Training set	Validation set	Test set
split 0	1,676	1,736	428	776	889	877
split 1	2,429	983		889	776
split 2	2,719	693		995	889
total number of instances	3,840			2,207