Geographic Information Systems

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GRASS GIS (Geographic Resources Analysis Support System) is a free, open source geographical information system (GIS) specialized in handling raster, topological vector, image processing, and graphic …
2192 questions
7 asked this month, 84 this year
A layer is a collection of information. It contains specific elements of a gis in a specific presentation method (e.g raster or vector layer). Layers can be edited separately in order to create indivi…
2132 questions
12 asked this month, 186 this year
The set of conventions, rules, or encoding systems that define how geographic features are represented with symbols on a map.
2127 questions
5 asked this week, 19 this month
when referring to georeferenced or ungeoreferenced TIFF (Tagged Image File Format) files.
2112 questions
8 asked this week, 24 this month
A tabular set of data linked one-to-one to a set of spatial features.
2068 questions
5 asked this week, 25 this month
For questions about Digital Elevation Models (DEM), Digital Terrain Models (DTM) and Digital Surface Models (DSM)
1942 questions
8 asked this week, 19 this month
A set of ordered co-ordinates that represent the shape of geographic features too narrow to be displayed as an area at the given scale (contours, street centrelines, or streams), or linear features wi…
1903 questions
5 asked this week, 16 this month
A coordinate-based data model that represents geographic features as points, lines, and polygons.
1856 questions
5 asked this week, 9 this month
(1) abstract geometry; (2) storing geographic data in projected coordinates; (3) a generic ESRI term for vector features; a class for "geometry" objects.
1761 questions
5 asked this week, 19 this month
Acronym for Structured Query Language. A syntax for retrieving and manipulating data from a relational database.
1742 questions
16 asked this month, 124 this year
Fields, also known as attributes, contain information about features.
1737 questions
7 asked this week, 21 this month
when ArcGIS 10.3 is the version you are using from the ArcGIS platform.
1729 questions
1 asked this year
The process of moving geographic data or maps from one storage format or software, to another.
1629 questions
6 asked this week, 24 this month
Any collection of related facts arranged in a particular format; often, the basic elements of information that are produced, stored, or processed by a computer.
1594 questions
6 asked this month, 22 this year
Any of a set of two or more numbers used to determine the position of a point, line, curve, or plane in a space of a given dimension with respect to a system of lines or other fixed references.
1581 questions
8 asked this month, 142 this year
Spatial Analyst is an extension within ArcGIS that provides a range of spatial modeling and analysis tools.
1567 questions
67 asked this year
Spatial data processing framework that brings advanced analysis capabilities to QGIS.
1533 questions
7 asked this week, 15 this month
The measure of separation between two entities or locations that may or may not be connected, such as two points.
1523 questions
10 asked this month, 114 this year
ArcGIS Online is a cloud-based, collaborative content management system for maps, apps, data, and other geographic information.
1494 questions
11 asked this month, 160 this year
For questions about using GeoPandas in Python
1451 questions
17 asked this month, 315 this year
for questions about the Enterprise Geodatabase (ArcSDE in earlier versions) component of ArcGIS for Server.
1439 questions
5 asked this month, 54 this year
CARTO empowers any organization and individual to discover and predict key insights through location data. With CARTO’s intuitive location intelligence platform anyone can build self-service location …
1439 questions
4 asked this year
A region enclosing a point, line, or polygon at a specified distance.
1423 questions
12 asked this month, 115 this year
Google Maps is a web mapping service application and technology provided by Google free (for non-commercial use),
1381 questions
5 asked this month, 46 this year
"Convert" usually tags questions where a change of physical file format or of coordinate representation is needed.
1360 questions
6 asked this month, 63 this year
Web Feature Service (WFS) is an Open Geospatial Consortium (OGC) specification for accessing geographic features over the internet.
1360 questions
7 asked this month, 115 this year
C# is a .NET programming language.
1356 questions
27 asked this year
A comma-separated values (CSV) file stores tabular data (numbers and text) in plain-text form.
1302 questions
9 asked this month, 104 this year
Print composer provides growing layout and printing capabilities in QGIS.
1298 questions
13 asked this month, 116 this year
To limit or reduce the extent of one dataset by the extents or boundary of another.
1290 questions
7 asked this month, 104 this year
refers generically to *any* space-based satellite navigation system that provides location and time information.
1282 questions
64 asked this year
An organized collection of predefined colors, symbols, properties of symbols, and map elements.
1246 questions
8 asked this month, 86 this year
Procedure of making a computer program ready for execution
1227 questions
9 asked this month, 61 this year
KML is an XML file format used to display and annotate geographic data, made popular by Google Earth.
1213 questions
10 asked this month, 65 this year
A tool in some GIS software programs for performing algebraic operations on rasters.
1207 questions
17 asked this month, 106 this year
To combine two or more parts into a larger whole.
1175 questions
10 asked this month, 103 this year
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