Geographical Exploration and Analysis Extended to Textual Content (Short Paper)

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Date

2018

Discipline
Périmètre
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Ce document est lié à :
info:eu-repo/semantics/altIdentifier/doi/10.4230/LIPIcs.GISCIENCE.2018.23

Ce document est lié à :
info:eu-repo/semantics/altIdentifier/isbn/978-3-95977-083-5

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info:eu-repo/semantics/altIdentifier/pissn/1868-8969

Ce document est lié à :
info:eu-repo/semantics/altIdentifier/urn/urn:nbn:ch:serval-BIB_D29E670710D60

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info:eu-repo/semantics/openAccess , Copying allowed only for non-profit organizations , https://serval.unil.ch/disclaimer


Résumé 0

Textual and socio-economical regional features can be integrated and merged by linearly combining the between-regions corresponding dissimilarities. The scheme accommodates for various squared Euclidean socio-economical and textual dissimilarities (such as chi2 or cosine dissimilarities derived from document-term matrix or topic modelling). Also, spatial configuration of the regions can be represented by a weighted unoriented network whose vertex weights match the relative importance of regions. Association between the network and the dissimilarities expresses in the multivariate spatial autocorrelation index δ, generalizing Moran’s I, whose local version can be cartographied. Our case study bears on the Wikipedia notices and socio-economic profiles for the 2251 Swiss municipalities, whose weights (socio-economical or textual) can be freely chosen.

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