The Rules of Contagion
Perhaps the spread of information online is just a reflection of an echo chamber that was already there? On social media, three ...
own political territory afterwards.[25] On average, Republicans became more conservative and Democrats more liberal. This isn’t ...
In some cases, people have decided to exploit the context collapse that occurs online. Although ‘trolling’ has become a broad te ...
I close attention, thousands of Facebook users might have noticed that on 11 January 2012, their friends were slightly happi ...
still not have been feasible to ask for consent beforehand. In his book Bit by Bit, sociologist Matthew Salganik points out that ...
people click on or share a post, or how many likes and comments it receives. What sort of ideas become popular online? In 2011, ...
people are drawn to content that is more extreme than what they started with – or to incendiary content in general,’ she wrote i ...
one new user per minute during this period. The next day, researchers at the Tevatron announced that they’d found promising – bu ...
Initial retweets about the Higgs boson rumour, 1 July 2012. Each dot represents a user, with lines showing retweets Data: De Dom ...
When we talk about online contagion, it’s tempting to focus only on things that have become popular. However, this ignores the f ...
Then these new infections will generate R more cases each – which translates into R^2 new cases – and so on: Outbreak size = 1 + ...
campaign had looked like. In 2004, for example, anti gun violence group The Brady Campaign had sent out e-mails asking people to ...
viruses that can spread among humans, the most successful tend to cause longer infections (i.e. larger duration) and spread dire ...
The outlook is even worse for a typical marketing campaign. Although Jonah Peretti once bet that it was possible to get somethin ...
transmission. In contrast, most online content won’t reach many people unless there is some kind of mass broadcast event. Accord ...
that a user’s past tweeting success was far more important. Even so, their overall prediction ability was fairly limited. Despit ...
Despite progress in understanding online outbreaks, most analysis still relies on having good historical data. In general, it’s ...
If we want to predict the shape of an outbreak, there are two things we really need to know: how many additional infections each ...
most,’ they noted, ‘but those that are only moderately popular’. This is because a small first cascade leaves more people who ha ...
Number of YouTube views per day for my 2016 Royal Institution talk Data: Royal Institution Perhaps people had started sharing it ...
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