GIS Terms

GIS: Acronym for geographic information system. A computer system that collect, store, display, manipulate, analyze, model data related with positions on the Earth surface.

LOCID: Acronym for location identifier. A unique identifier the City of Wilson GIS system uses to identify all the addresses inside city limit and other addresses that City of Wilson has business associated with.

Raster: A spatial data model that defines as an array of equally sized cells arranged in rows and columns.

Vector: A coordinate-based data model that represents geographic features as points, lines, and polygons.

Marker: A symbol used to represent a point location on a map.

Metadata: Information or data that describes the content, quality, condition, origin, and other characteristics of data.

SPCS: State Plane Coordinate System. SPCS is a system for specifying positions of geodetic stations using plane rectangular coordinates. This coordinate system that divides all fifty states of the United States, Puerto Rico and the U.S. Virgin Islands into over 120 numbered sections, referred to as zones. SPCS is commonly used among state and local governments.

Layer: The visual representation of a geographic dataset component in a map.

GISPIN: One 10-digits Property Identification Number used for identification of a specific property in parcel layer.