GIS Dictionary

[programming] An interface implemented by a class, on which that object can make calls to its clients; analogous to a […]

1 [statistics] An unusual or extreme data value in a dataset. In data analysis, outliers can potentially have a strong

[data models] The path that follows the boundary of an object. Outlines are also called strokes.

[data conversion] A vectorization method that generates lines along the borders of connected cells. It is typically used for vectorizing

[map display] A satellite image, aerial photograph, or scanned map over which vector data is displayed. Although a background image

[ESRI software] Acronym for output coordinate system. In ArcWeb Services, a user-defined map projection.

[modeling] Data that is the result of a computer, device, program, or process.

[ESRI software] In ArcIMS, the folder designated during installation to hold files being served to users for display in a

[ESRI software] A list of labels that could not be placed, generated during the process of converting labels to annotation.

[spatial analysis] A method of defining the rings in an analysis so that the values inside the rings are cumulative.

1 [analysisgeoprocessing] A spatial operation in which two or more maps or layers registered to a common coordinate system are