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  2. Geographic information system - Wikipedia

    en.wikipedia.org/wiki/Geographic_Information_System

    The distinction must be made between a singular geographic information system, which is a single installation of software and data for a particular use, along with associated hardware, staff, and institutions (e.g., the GIS for a particular city government); and GIS software, a general-purpose application program that is intended to be used in ...

  3. Data model (GIS) - Wikipedia

    en.wikipedia.org/wiki/Data_model_(GIS)

    The georelational data model was the basis for most early vector GIS software. [19] The geometric data and the attribute data are stored separately; this was originally because the geometric data required GIS-specific code to process it, but existing relational database software (RDBMS) could be

  4. ArcMap - Wikipedia

    en.wikipedia.org/wiki/ArcMap

    ArcMap is the former main component of Esri's ArcGIS suite of geospatial processing programs. Used primarily to view, edit, create, and analyze geospatial data. ArcMap allows the user to explore data within a data set, symbolize features accordingly, and create maps.

  5. Geographic information system software - Wikipedia

    en.wikipedia.org/wiki/Geographic_information...

    A GIS software program is a computer program to support the use of a geographic information system, providing the ability to create, store, manage, query, analyze, and visualize geographic data, that is, data representing phenomena for which location is important.

  6. GIS file format - Wikipedia

    en.wikipedia.org/wiki/GIS_file_format

    When general-purpose GIS software was developed in the 1970s and early 1980s, including programs from academic labs such as the Harvard Laboratory for Computer Graphics and Spatial Analysis, government agencies (e.g., the Map Overlay and Statistical System (MOSS) developed by the U.S. Fish & Wildlife Service and Bureau of Land Management), and ...

  7. Dataframe - Wikipedia

    en.wikipedia.org/wiki/Dataframe

    A tabular data structure common to many data processing libraries: pandas (software) § DataFrames; ... Data frames in the R programming language; Frame (networking)

  8. Map Overlay and Statistical System - Wikipedia

    en.wikipedia.org/wiki/Map_Overlay_and...

    Concurrently, Carl Reed did an inventory of existing public domain and commercial GIS technology. This was Task 2 of the USFWS contract: "Survey, assess, and compare existing computer software systems and geographic data bases which are relevant to FWS determined needs. This may include federal, state, and private software and data bases".

  9. ArcGIS - Wikipedia

    en.wikipedia.org/wiki/ArcGIS

    ArcReader (freeware, viewer) is a basic data viewer for maps and GIS data published in the proprietary Esri format using ArcGIS Publisher. The software also provides some basic tools for map viewing, printing and querying of spatial data. ArcReader is included with any of the ArcGIS suite of products, and is also available for free to download.