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This article deals with the problem of clustering North Russian cities on specific socio-demographic characteristics. The K-means method was chosen as the clustering algorithm. This clustering allows us to identify the specifics and important trends in the development of these settlements. The paper presents a cluster analysis of the data of Northern cities on their socio-demographic characteristics. The most informative was the division of all cities into 7 clusters. The division of countries into more clusters w...

The article presents a model of migration and demographic movement of population. The model is based on the principles of sand-pile model by P. Tank, C. Wiesenfeld and H Tang. These principles have been combined with the structural-demographic theory of Peter V. Turchin and Sergey A. Nefedov and Jack Goldstone. As a result of it the synthesized model of migration and demographic interactions was obtained. The constructed model allows to take into account the influence of the real geographical conditions (such as s...