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Map layout, also called map composition or (cartographic) page layout, is the part of cartographic design that involves assembling various map elements on a page. This may include the map image itself, along with titles, legends, scale indicators, inset maps, and other elements.
Although these are called separate "maps," they should be thought of as single map layers, which may be combined with other thematic or feature layers in a single map composition. A bivariate map uses one or more of the methods above to represent two variables simultaneously; three or more variables produce a multivariate map .
The legend of the map also contains important information and all of the thematic symbols of the map. Symbols that need no explanations, or do not coincide with the theme of the map, are normally omitted from the map legend. Thematic symbols directly represent the maps theme and should stand out. [17]
The other option is to store the location and style of each label in the map data, just like the rest of the map; this is typically called annotation. [21] Text can be modeled as a Geometric primitive , like points, lines, and polygons, and in graphics software , it is stored in the map document in the same way as other geometry, allowing for ...
A decorative panel or emblem on a map or a globe, enclosing the title, legend, scale, or any other information. [11] castle koppie See tor. cataract A large waterfall, or a long series of rapids in a river, of the type occurring in the river Nile. [4] catchment See drainage basin. causeway
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Cartographic generalization, or map generalization, includes all changes in a map that are made when one derives a smaller-scale map from a larger-scale map or map data. It is a core part of cartographic design .
A map has a purpose and an audience. Its purpose may be as broad as teaching the major physical and political features of the entire world, or as narrow as convincing a neighbor to move a fence. The audience may be as broad as the general public or as narrow as a single person.