Word usages reflect network community structure on Twitter
Networks can be found everywhere, and are also present in social media platforms such as Twitter. Generally, groups exist that send a lot of tweets to each other and far fewer tweets to users outside their group. In this article, the research on word usages in Twitter social groups, also called communities, will be discussed in more detail.
Why the whole world has seen Gangnam style
Have you ever wondered what makes a video go viral? Or how it is possible that they can spread so quickly? Maybe you didn't (that's fine), but many economists, marketeers, and even mathematicians have wondered.
Stochastic models for random-access networks
Wireless communication networks play a crucial role in connecting laptops, smartphones, sensors and countless physical devices, and in exchanging data among persons, computer brains and other parts of our information society.