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The Price of Anarchy in Transportation Networks: Efficiency and Optimality Control
Hyejin Youn, Michael T. Gastner, Hawoong Jeong
Uncoordinated individuals in human society pursuing their personally optimal strategies do not always achieve the social optimum, the most beneficial state to the society as a whol…
Googling Social Interactions: Web Search Engine Based Social Network Construction
Sang Hoon Lee, Pan-Jun Kim, Yong-Yeol Ahn +1
Social network analysis has long been an untiring topic of sociology. However, until the era of information technology, the availability of data, mainly collected by the traditiona…
Topological Properties of Stock Networks Based on Random Matrix Theory in Financial Time Series
Cheoljun Eom, Gapjin Oh, Hawoong Jeong +1
We investigated the topological properties of stock networks through a comparison of the original stock network with the estimated stock network from the correlation matrix created…
Metabolite essentiality elucidates robustness of Escherichia coli metabolism
Pan-Jun Kim, Dong-Yup Lee, Tae Yong Kim +4
Complex biological systems are very robust to genetic and environmental changes at all levels of organization. Many biological functions of Escherichia coli metabolism can be susta…
Reliability of rank order in sampled networks
Pan-Jun Kim, Hawoong Jeong
In complex scale-free networks, ranking the individual nodes based upon their importance has useful applications, such as the identification of hubs for epidemic control, or bottle…