7 terms
Catalog
A catalog in GIS is an organized, searchable collection of metadata about available geodatasets, map layers, and web services. Instead of hunting through files, a catalog shows what exists, who provides it, under which…
Read full explanationCell
A cell in raster data is the smallest element of a raster grid: one pixel or raster cell with one value (or a set of bands, for example RGB). The raster consists of rows and columns of cells with fixed cell size in…
Read full explanationClimate Data
Climate data in GIS comprises spatially expressed climatic variables: temperature, precipitation, wind, solar radiation, drought indices. Often as raster (grid per cell) or time series linked to locations.
Read full explanationClip
Clip is a geoprocessing operation where features or raster are cut to the boundary of another area (clip layer). Only the part inside the boundary remains.
Read full explanationCloud
Cloud in GIS means geographic data, services, and applications run on remote servers and are reachable via the internet, instead of on local machines or owned data centers. Think SaaS platforms such as GeoApps, ArcGIS…
Read full explanationCoordinates
Coordinates are numerical values fixing a position on Earth or in a projection. Most common: longitude and latitude (WGS84, EPSG:4326) or X/Y in a projected system such as RD New (EPSG:28992) in the Netherlands.
Read full explanationCRS
A CRS (Coordinate Reference System) defines how geographic locations are expressed as coordinates: which datum, projection, and units. Examples: WGS84 (global GPS), RD New (Dutch topography and registries).
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