A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.
Questions related to GIS objects that have three dimensions.
a spatial extension to SQLite, providing vector geodatabase functionality.
To join the attributes from one spatial data layer to another using their common location
Software for which the original source code is made freely available and may be redistributed with or without modification.
the minimum bounding box/rectangle (xmin, ymin and xmax, ymax) defined by coordinate pairs of a data source. All coordinates for the data source fall within this boundary.
Google's virtual globe application that allows users to view 3D buildings, imagery, terrain, any other information stored in KML files.
To bring data from one computer system or application into another.
The field of study concerning statistical methods that use space and spatial relationships (such as distance, area, volume, length, height, orientation, centrality and/or other spatial characteristics…
The vertical distance of a point or object above or below a reference surface or datum (generally mean sea level).
a computer operating system based on the Debian Linux distribution and distributed as free and open source software, using its own desktop environment.
For questions about ArcGIS Python Parser for labelling expressions and field calculations
a quantity that expresses the extent of a two-dimensional surface or shape, or planar lamina, in the plane.
An application programming interface specific to Google Maps.
Routing consists of finding optimal paths along geographic networks such as roads or trail systems.
solve problems with a series of steps. Algorithms are usually encoded as a sequence of computer commands.
a spreadsheet application from Microsoft with native *.xls and *.xlsx formats.
a database that is optimized to store and query data that is related to objects in space, including points, lines and polygons.
SAGA (System for Automated Geoscientific Analyses) is a GIS toolbox with many modules that can be used from the GUI, command line or accessed through R,python or directly using C++.
The process of sorting or arranging entities into groups or categories; on a map, the process of representing members of a group by the same symbol, usually defined in a legend.
A Geospatial Data Abstraction Library (GDAL) image mosaicing, reprojection, and warping utility.
Version 2.0 of PostGIS brought a heavy set of new extensions for the PostgreSQL object-relational database, adding greater support for spatial objects.
Topology describes non-metric relationships among geometric figures, such as adjacency, containment, and orientation. It is a branch of Mathematics, which deals in geometry without measurement.
To select data records according to logical criteria applied to their field values ("attributes")
an open source Python package for construction and analysis of 2D planar geometric objects common to geographic information systems.
Questions about data from the Moderate-Resolution Imaging Spectroradiometer sensors aboard the Terra and Aqua satellites.
when ArcGIS 10.5 is the version you are using from the ArcGIS platform.
A series of Earth-observing satellite missions jointly managed by NASA and the U.S. Geological Survey.
An interconnected set of points and lines that represent possible routes from one location to another, OR in computing, a group of computers connected in order to share software, data, and peripheral …
Partitioning data points into subsets of objects according to their mutual "similarity," without using preexisting knowledge such as class labels.
Features that share some or all of their spatial location with other features.
An extension to ArcGIS that allows for the creation, visualization, and analysis of three-dimensional data.
a geodetic coordinate system, the World Geodetic System 1984 (EPSG:4326).