Friday 23th and Google

Today, we heard Sang-Hoon Lee talk about his research on networks. The main idea is to use Google to find out about effective social networks, using the joint hits (e.g. for Mikko Alava and Albert Einstein, they are found as exact keywords together 7 times). So a graph is established with weights, and then one can study its properties and development and compare with other possible measures for the same ensemble connected by the "Google-network". Results on the U.S. senators were presented....