Prediction of New Media Information Dissemination Speed and Scale Effect Based on Large-Scale Graph Neural Network

Table 4

Time series network impact cascade prediction performance comparison table (MSLE).

Data set	Weibo (hours)			HEP-PH (year)
	1	2	3	3	5	7
CasCN K = 2	2.242_	2.036_	1.916_	1.004_	0.917_	0.887_
NWIDF–BiGRU K = 1	2.198_	2.075	1.872_	0.995	0.845_	0.884_
NWIDF–BiGRU K = 2	2.17_	2.065_	1.783_	0.946	0.826_	0.84_