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Spatial distribution. A spatial distribution in statistics is the arrangement of a phenomenon across the Earth's surface and a graphical display of such an arrangement is an important tool in geographical and environmental statistics. [1] A graphical display of a spatial distribution may summarize raw data directly or may reflect the outcome of ...
Distribution of brown bears. Brown bear range map. Brown bears ( Ursus arctos) were once native to Europe, much of Asia, the Atlas Mountains of Africa, and North America, [1] but are now extirpated in some areas, and their populations have greatly decreased in other areas. There are approximately 200,000 brown bears left in the world. [2]
In Bayesian statistics, a maximum a posteriori probability ( MAP) estimate is an estimate of an unknown quantity, that equals the mode of the posterior distribution. The MAP can be used to obtain a point estimate of an unobserved quantity on the basis of empirical data. It is closely related to the method of maximum likelihood (ML) estimation ...
Flow map. Charles Joseph Minard map of the . A flow map is a type of thematic map that uses linear symbols to represent movement between locations. [1] It may thus be considered a hybrid of a map and a flow diagram. The movement being mapped may be that of anything, including people, highway traffic, trade goods, water, ideas ...
A linguistic map is a thematic map showing the geographic distribution of the speakers of a language, or isoglosses of a dialect continuum of the same language, or language family. A collection of such maps is a linguistic atlas . The earliest such atlas was the Sprachatlas des Deutschen Reiches of Georg Wenker and Ferdinand Wrede, published ...
A dasymetric map (from Greek δασύς dasýs 'dense' and μέτρο métro 'measure') is a type of thematic map that uses areal symbols to visualize a geographic field by refining a choropleth map with ancillary information about the distribution of the variable. The name refers to the fact that the most common variable mapped using this ...
A map of Canada showing the percent of self-reported indigenous identity (First Nations, Inuit, Métis) by census division, according to the 2021 Canadian census. Scholars disagree on the estimated size of the indigenous population in what is now Canada prior to colonization and on the effects of European contact.
A choropleth map (from Ancient Greek χῶρος (khôros) 'area, region', and πλῆθος (plêthos) 'multitude') is a type of statistical thematic map that uses pseudocolor, meaning color corresponding with an aggregate summary of a geographic characteristic within spatial enumeration units, such as population density or per-capita income.