Tagged: diffusion


The dynamical strength of social ties in information spreading

Giovanna Miritello, Esteban Moro y Rubén Lara Physical Review E (Rapid Comm) 83, 045102 (2011)  [pdf] Abstract We investigate the temporal patterns of human communication and its influence on the spreading of information in social networks. The analysis of mobile phone calls of 20 million people in one country shows that human communication is bursty and happens in group conversations....

Relationship mining 0

Relationship mining

Each day trillions of emails, phone calls, comments on blogs, twitter messages, exchanges in online social networks, etc. are done. Not only the number of communications has increased, but also each of these transactions leaves a digital trace that can be recorded to reconstruct our high-frequency human activity. It is not only the amount and variety of data that is...

Humans are superdiffusive 0

Humans are superdiffusive

When tea is poured in a cup of hot water, we observe a phenomenon called diffusion: in the end particles of tea spread evenly throughout the mass of water and we enjoy our cup of tea. Diffusion occurs as a result of the second law of thermodynamics (increase of entropy) and can be modeled quantitatively using the diffusion equation (or heat equation). This...