Thursday, May 17, 2007

Mobile tracking for 18 weeks

Study maps network of 7 million cell phone users from
Scientists have constructed a map of a societal communication network based on the mobile phone usage of 7 million individuals during a span of 18 weeks. As the first study to have access to a large amount of direct data of cell phone calls, the results show a counterintuitive requirement of weak ties rather than strong ties to maintain the integrity of a global network. In fact, the scientists found that removing these fragile weak ties can cause a global network to collapse.


Post a Comment

<< Home