Table 2 Definitions of degree centrality and authority
From: How did Ebola information spread on twitter: broadcasting or viral spreading?
Metrics | Definitions |
|---|---|
Degree centrality | The total number of links of an individual in a network. In a network of followers, this will be the number of followers a user has |
Authority | The relative importance of a node in a network. In this paper, we measure the authority of a user by calculating the ratio of the number of followees to the number of followers, and the ratio of the number of retweets received from others to the number of retweets the user posted |