Category Archives: Quantum – QGIS

Spatial Join in QGIS

Spatial Join in QGIS – Quantum GIS an open source software. Spatial join is used for joining or transferring attributes of two vector layer based on their  spatial relationship. In QGIS we can perform this task using Join Attribute by…
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Select and calculate area, length and perimeters of features in QGIS

Select and calculate features according to area, length and perimeters in QGIS. Let us explore some selection technique and also how to use calculation in QGIS. To calculate these parameters we have to change the unit of the calculation to meters….
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Edit – Export – download data from OpenStreetMap

Edit – Export – download data from OpenStreetMap (OSM). Open Street Map is a free editable map of the world, and is very easy to handle. Here in this post we will see how to edit and create geometries on…
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Geo-processing Vector Analysis – Distance, Near by, Buffer, Intersection in QGIS

Geo-processing Vector Analysis – Distance, Near by, Buffer, Intersection in QGIS. Vector analysis is one of the important part of GIS. There are many vector analysis operation which we can discuss on another article theoretically. Here you will learn how to…
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Digitization in QGIS – Exploring tools for Digitizing

Digitization in QGIS – Exploring tools for Digitizing. Digitization is one of the important tasks for a GIS specialist. Digitization is a process of converting raster data to vector data. For this task QGIS provides many tools for efficient digitization….
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Change projection of a georeference file in other projection – Reprojection in QGIS

Reprojection in QGIS – Change projection of a georeference file in other projection. Earth is not a complete sphere; it is referred to as spheroid. Generally QGIS use by default Latitude and longitude (WGS 84) coordinate reference system which gives measurement…
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Upload Excel latitude longitude in QGIS as Spatial Layer

Upload Excel latitude longitude in QGIS as Spatial Layer and save as Shapefile.  When you have collection of point data i.e latitude and longitude, stored in Excel file in different column, then you can easily view and Save it as Vector…
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