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Theory and Modern Applications

Table 2 Basic parameters

From: A coupled model for government communication and rumor spreading in emergencies

Parameter

Meaning

\(\alpha_{1}\)

The true rumor dissemination rate

\(\alpha_{2}\)

The false rumor dissemination rate

γ

The rumor spreading competition impact coefficient

\(\beta_{1}\)

The official message dissemination rate for the unaware

\(\beta_{2}\)

The official message dissemination rate for the nonsupporter

m

The threshold of the rumor spreading competition