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2011
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Differences in the mechanics of information diffusion across topics: idioms, political hashtags, and complex contagion on twitte

8 years 6 months ago
Differences in the mechanics of information diffusion across topics: idioms, political hashtags, and complex contagion on twitte
There is a widespread intuitive sense that different kinds of information spread differently on-line, but it has been difficult to evaluate this question quantitatively since it requires a setting where many different kinds of information spread in a shared environment. Here we study this issue on Twitter, analyzing the ways in which tokens known as hashtags spread on a network defined by the interactions among Twitter users. We find significant variation in the ways that widely-used hashtags on different topics spread. Our results show that this variation is not attributable simply to differences in “stickiness,” the probability of adoption based on one or more exposures, but also to a quantity that could be viewed as a kind of “persistence” — the relative extent to which repeated exposures to a hashtag continue to have significant marginal effects. We find that hashtags on politically controversial topics are particularly persistent, with repeated exposures continuin...
Daniel M. Romero, Brendan Meeder, Jon M. Kleinberg
Added 15 May 2011
Updated 15 May 2011
Type Journal
Year 2011
Where WWW
Authors Daniel M. Romero, Brendan Meeder, Jon M. Kleinberg
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