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A Land Information System (LIS) is a geographic information system for cadastral and land-use mapping, typically used by local governments. [1]A LIS consists of an accurate, current and reliable land record cadastre and its associated attribute and spatial data that represent the legal boundaries of land tenure and provides a vital base layer capable of integration into other geographic ...
River Forest Township is one of 29 townships in Cook County, Illinois. The population was 11,717 at the 2020 census. [ 2 ] River Forest Township is coterminous with the Village of River Forest .
The AM/FM/GIS system data model allow GIS architects to define a relationship model which consists of all the database tables and their dependencies. This is often combined with business rules to make the system more intelligent so that it can be utilized in running various analysis on the data. E.g. a gas pipeline GIS system can let the users ...
Belleville Township, St. Clair County — Dissolved at the end of May 2017, under a new Article 28 of the Township Code (60 ILCS 1/28-10), with the approval of ordinances by the township in January 2016 and its co-terminous municipality, the City of Belleville, in May 2016.
This is a list of GIS data sources (including some geoportals) that provide information sets that can be used in geographic information systems (GIS) and spatial databases for purposes of geospatial analysis and cartographic mapping. This list categorizes the sources of interest.
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GIS data acquisition includes several methods for gathering spatial data into a GIS database, which can be grouped into three categories: primary data capture, the direct measurement phenomena in the field (e.g., remote sensing, the global positioning system); secondary data capture, the extraction of information from existing sources that are ...
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