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What's Diffusion Centrality?
There are four types of influence you can have in a network. The most basic one is just pure popularity, but this is only one type and it's growing exponentially. diffusion centrality asks not just how well connected I'm in terms of my direct friends,. But the second-order friends of friends, third- order friends of friends of friends. It might be that somebody has a lot of fans, but those fans aren't good at spreading things.