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Fig. 2 | BMC Public Health

Fig. 2

From: How did Ebola information spread on twitter: broadcasting or viral spreading?

Fig. 2

An illustration of the reconstruction of a diffusion path. From the Twitter API, we know that user A retweeted a message from user C. User A follows 4 users: B1-B4. Among the followees, users B2 and B3 follow user C and retweeted the same message from user C at time 1 and time 2 respectively. If time 1 is more recent than time 2, we will say that A retweeted C through B2 and information diffused from C to A via B2

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