Unveiling community structures in weighted networks

UPDATE February 2012 - The Food Crises: Predictive validation of a quantitative model of food prices including speculators and ethanol conversion

Update rules and interevent time distributions: Slow ordering vs. no ordering in the Voter Model

Upstream reciprocity in heterogeneous networks

Urban and Scientific Segregation: The Schelling-Ising Model

Urban chaos and replacement dynamics in nature and society

Urban Gravity: a Model for Intercity Telecommunication Flows

Urban segregation with cheap and expensive residences

Urban Traffic Dynamics: A Scale-Free Network Perspective

Urban traffic from the perspective of dual graph

Using Artificial Market Models to Forecast Financial Time-Series

Using Model-based Overlapping Seed Expansion to detect highly overlapping community structure

Using synchronism of chaos for adaptive learning of network topology

Using time dependent citation rates (sales curves) for comparing scientific impacts