GIS Dictionary

[IS technology] A set of technological approaches, such as GIS, photogrammetry, and remote sensing, for acquiring and manipulating geographic data.

[symbology] A model used to represent a real-world feature. For example, a geospecific model for the White House would look

[astronomy] Positioned in an orbit above the earth’s equator with an angular velocity the same as that of the earth

[ESRI software] A layer file created by the ArcGIS Geostatistical Analyst extension. It can be exported to ESRI GRID for

[statistics] A class of statistics used to analyze and predict the values associated with spatial or spatio-temporal phenomena. Geostatistics provides

[ESRI software] The software module in Survey Analyst – Cadastral Editor that manages the interaction between cadastral fabric jobs and

[astronomy] Positioned in an orbit moving west to east with an orbital period equal to the earth’s rotational period. If

[symbology] A symbolic representation for a class of map features, such as government buildings. For example, on a map of