GIS Dictionary

1 [data models] In GIS, a digital representation of a spatial or nonspatial entity. Objects usually belong to a class […]

1 [ESRI software] In a geodatabase, a collection of nonspatial data of the same type or class. While spatial objects

[programming] A graphical representation of the types in a library and their relationships.

[programming] The process of precreating a collection of instances of classes, such that the instances can be shared between multiple

[cognition] A philosophical view of geographic space in which space is seen as empty except where occupied by objects. In

[database structures] A data management structure that stores data as objects (instances of a class) instead of as rows and

[programming] A programming model in which related tasks, properties, and data structures are enclosed inside an object, and work is

[ESRI software] In ArcGIS, a system-managed value that uniquely identifies a record or feature.

An ellipsoid created by rotating an ellipse around its minor axis. The shape of the earth approximates an oblate ellipsoid

An aerial photograph taken with the axis of the camera held at an angle between the horizontal plane of the

1 [map projections] A planar or cylindrical projection whose point of tangency is neither on the equator nor at a