By Amin Hammad, Hassan A. Karimi
This booklet explains the basics and intricacies of telegeoinformatics. The e-book is split into 3 components: Theories and applied sciences; built-in info and applied sciences; and functions. those sections are divided into smaller contributed chapters, every one of which addresses a subject matter an important to the knowledge of telegeoinformatics. This quantity covers the recommendations and applied sciences with regards to GIS and geoprocessing, distant sensing, the GPS, and instant platforms. It additionally explores the most problems with built-in info and applied sciences in LBC, LBS, mediated fact, and cellular augmented truth platforms. the ultimate half discusses functions of telegeoinformatics in emergency reaction, cellular inspection info assortment, and ITS.
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Example text
Also, as the earth and its environment constantly change, spaceborne remote sensing provides the easiest means to keep the geospatial databases up to date. S. Office of Naval Research. Side-Looking Airborne Radar (SLAR) and higher resolution Synthetic Aperture Radar (SAR) were declassified and began to be used for civilian mapping applications. 1972 NASA launched Landsat-1 carrying a Multispectral Scanner (MSS). Remote sensing has been extensively investigated and applied since then. 1965 International Society for Photogrmmetry and Remote Sensing (ISPRS) started to publish ISPRS Journal of Photogrammetry & Remote Sensing.
108–114. 1 INTRODUCTORY CONCEPTS Remote sensing has arguably emerged as the most important discipline in Telegeoinformatics employed in the collection of spatially related information for use in geospatial databases. This chapter introduces the fundamental principles of remote sensing from a Telegeoinformatics perspective. It reviews the nature of electromagnetic radiation and how the reflected or emitted energy in the visible, near-infrared, middleinfrared, thermal infrared, and microwave portions of the electromagnetic spectrum can be collected by a variety of sensor systems.
Along with other Telegeoinformatics technologies, remote sensing represents the primary means of generating data for geospatial databases. The success of any Telegeoinformatics application depends on the quality of the geospatial data used. Collecting high-quality geospatial data for input to geospatial databases is therefore an important activity. Traditionally, geospatial data can be collected directly in the field using in-situ (ground surveys) methods. This type of data collection normally makes use of an instrument that measures a phenomenon directly in contact with the ground.
