Choropleth map

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• Choropleth map — The US Presidential Election of 2004, visualised using a choropleth map A choropleth map (Greek χώρος + πληθαίν:, ( area/region + multiply ) is a thematic map in which areas are shaded or patterned in proportion to the measurement of the… …   Wikipedia

• choropleth map — noun a map that uses graded differences in shading or color or the placing of symbols inside defined areas on the map in order to indicate the average values of some property or quantity in those areas • Hypernyms: ↑map …   Useful english dictionary

• choropleth map — /ˈkɒroʊplɛθ mæp/ (say korohpleth map) noun a thematic map displaying data determined by areas rather than other features as lines, positions, etc., with tonal shadings proportional to density by areal units. {choro(graphy) + pleth(ron) an ancient …  

• choropleth map —   a map using different densities of shading to indicate the distribution of different classes of data by administrative unit across an area …   Geography glossary

• choropleth map — [ kɒrə(ʊ)plɛθ] noun a map which uses shading, colouring, or symbols to show the average values of a particular quantity in different areas. Origin 1930s: from Gk khōra region + plēthos multitude …   English new terms dictionary

• Map coloring — is the act of assigning different colors to different features on a map. There are two very different uses of this term. The first is in cartography, choosing the colors to be used when producing a map. The second is in mathematics, where the… …   Wikipedia

• Map — For other uses, see Map (disambiguation). A map is a visual representation of an area a symbolic depiction highlighting relationships between elements of that space such as objects, regions, and themes. Many maps are static two dimensional,… …   Wikipedia

• Map projection — A medieval depiction of the Ecumene (1482, Johannes Schnitzer, engraver), constructed after the coordinates in Ptolemy s Geography and using his second map projection A map projection is any method of representing the surface of a sphere or other …   Wikipedia

• Map symbolization — Examples of possible symbols for use on maps for the National Park Service. Map Symbolization is the characters, letters, or similar graphic representations used on a map to indicate an object or characteristic in the real world. Contents …   Wikipedia

• choropleth — noun A thematic map in which the distribution of some property is shown using different colours …   Wiktionary

• Thematic map — Edmond Halley s New and Correct Chart Shewing the Variations of the Compass (1701), the first chart to show lines of equal magnetic variation. A thematic map is a type of map or chart especially designed to show a particular theme connected with… …   Wikipedia