2 papers
cond-mat.dis-nn2006
Replica analysis of a preferential urn model
Jun Ohkubo, Muneki Yasuda, Kazuyuki Tanaka
We analyse a preferential urn model with randomness using the replica method. The preferential urn model is a stochastic model based on the concept "the rich get richer." The repli…
cond-mat.dis-nn2005
Statistical-mechanical iterative algorithms on complex networks
Jun Ohkubo, Muneki Yasuda, Kazuyuki Tanaka
The Ising models have been applied for various problems on information sciences, social sciences, and so on. In many cases, solving these problems corresponds to minimizing the Bet…