David García, Pavlin Mavrodiev, Frank Schweitzer. Proceedings of the 1st ACM Conference in Online Social Networks (COSN’13) 2013 Listed in MIT Technology Review Best of 2013 We empirically analyze five online communities: Friendster, Livejournal, Facebook, Orkut, Myspace, to identify causes for the decline of social networks. We define social resilience as the ability of a …
David García, Dorian Tanase. Advances in Complex Systems, 16, 2013 Measuring culture and its dynamics through surveys has important limitations, but the emerging field of computational social science allows us to overcome them by analyzing large-scale datasets. In this article, we study cultural dynamics through the votes in the Eurovision song contest, which are decided …
David García, Fernando Mendez, Uwe Serdült, Frank Schweitzer. Proceedings of the first edition workshop on Politics, elections and data, PLEAD at CIKM (2012) We present our approach to online popularity and its applications to political science, aiming at the creation of agent-based models that reproduce patterns of popularity in participatory media. We illustrate our approach …
David García, Antonios Garas, Frank Schweitzer. EPJ Data Science, 1:3 We show that the frequency of word use is not only determined by the word length and the average information content, but also by its emotional content.We have analysed three established lexica of affective word usage in English, German, and Spanish, to verify that these …
Antonios Garas, David García, Marcin Skowron, Frank Schweitzer. Scientific Reports 2, 402 (2012) How do users behave in online chatrooms, where they instantaneously read and write posts? We analyzed about 2.5 million posts covering various topics in Internet relay channels, and found that user activity patterns follow known power-law and stretched exponential distributions, indicating that …