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Geographic Information System

Types of Remote Sensing

Importance Remote Sensing

Remote sensing is the science of acquiring information about an object or the surface of the earth by measuring the energy that is emitted or reflected back from the surface. There are two basic types of remote sensing; Active and Passive remote sensing. Although the difference between the two is very minimal but the quality and functionality

Digital Elevation Model

Digital Elevation Model

All the imageries that are collected, be it the satellite imageries or UAV data, all are 2D imagery. But for relevant study, it is at times required to understand the images in a more realistic approach. Hence, to understand better and make the images real, elevation is required. Elevation can be used for a lot

What is satellite mapping & imaging?

Georeferencing

The spatial imageries derived from the satellite are in the raw form.  Many of the images are from the various satellites and has come in many different positions and is unfiltered. These are normally the digital photos which lack much information in correspondence to the earth’s surface. Since these raw images do not have any

20 Differences between QGIS and ArcGIS

QGIS vs ArcGIS

Differentiation between the QGIS and ArcGIS is more likely choosing between Microsoft Office and Google doc. Both QGIS, and ArcGIS are the leading GIS software’s. They are almost similar with only a few of the differences. Both are two great platforms for anyone to work with. You can choose either of the two, QGIS and ArcGIS