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Dendrogram/Regionalization of U. S. Counties Based upon Migration Flows | Paul B. Slater
; | Date: |
2 Jul 2012 | Abstract: | We have obtained a "hierarchical regionalization" of 3,107 county-level units
of the United States based upon 1995-2000 intercounty migration flows. The
methodology employed was the two-stage (double-standardization and strong
component [{it directed} graph] hierarchical clustering) algorithm described
in the 2009 PNAS letter arXiv:0904.4863. Various features (e. g., cosmopolitan
vs. provincial aspects) of the regionalization have been discussed in
arXiv:0907.2393, arXiv:0903.3623 and arXiv:0809.2768. However, due to the
cumbersome (38-page) nature of the dendrogram, this interesting tree structure
was not readily available for inspection (but see
this http URL).
Here, we {it do} directly present this (searchable) dendrogram. An ordinal
scale--rather than the originally-derived cardinal scale of the
doubly-standardized values--in which groupings/features are more immediately
apparent, is employed. | Source: | arXiv, 1207.0437 | Services: | Forum | Review | PDF | Favorites |
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