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Listing of Glossary

The following is the listing of glossary which maybe useful to you. You may use our search form or click through the letters :

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TIFF

Tagged Image File Format: a family of image encoding formats which can vary the resolution and the number of bits used to represent each cell.

Topology

a branch of mathematics concerned with those properties of geometry which are independent of a distance metric and are unchanged by any continuous deformation. In cartography, topology refers to combinatorial topology. The other branch, point-set or algebraic topology, "emerged in the twentieth century as a subject that unifies almost the whole of mathematics" (Boyer and Merzbach 1991, p. 622) and is used as the basis for relational databases.

Topology of topography

qualitative (ordinal) relationships in the structure of a surface. Topography refers to the surface of the earth.

Thematic map

A map displaying selected kinds of information relating to specific themes, such as soil, land-use, population density, suitability for arable crops, and so on. Thematic information may be reprsented as labelled polygons. lines or points, chloropleth maps, isolines, etc.

Topographic map

A map showing natural and man-made features as well as relief, often in the form of contours.

Topography

The configuration of a planetary surface including its relief and the position of its natural and man made features.

Transform

The process of changing the scale, projection, or orientation of a mapped image.

Theme

A user-defined perspective on a coverage, grid, tin or image geographic data set specified, if applicable, by a coverage name and feature class or data set name, attributes of interest, a data classification scheme, and theme-specific symbology for drawing.

Terrain analysis

Analytical techniques that quantify terrain parameters (slope, aspect) or the effect of terrain on a particular operation.