GIS Dictionary

[ESRI software] In ArcGlobe, a layer cache saved on disk that contains complete levels of details for the entire layer.

1 [analysisgeoprocessing] An operation. In GIS, functions include data input, editing, and management; data query, analysis, and visualization; and output operations. 2 [analysisgeoprocessing] Processing operation applied to rasters or mosaic … Read more

[analysisgeoprocessing] An ordered list of functions applied to a raster or mosaic dataset that are performed as the data is accessed.

[ESRI software] In 3D Analyst, a surface that stores a single z-value for any given x,y location.

[uncertainty] A boundary that has a vague or indeterminate location, or that is a gradual transition between two zones.

[uncertainty] Any method for classifying data that allows attributes to apply to objects by membership values, so that an object may be considered a partial member of a class. Class … Read more

In mathematics, a collection of elements that belong together based on specified criteria, so that elements with partial or uncertain degrees of membership may be included in the collection.

[ESRI software] The distance within which coordinates of nearby features are adjusted to coincide with each other when topology is being constructed or polygon overlay is performed. Nodes and vertices … Read more