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Practical GIS

You're reading from   Practical GIS Learn novice to advanced topics such as QGIS, Spatial data analysis, and more

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Product type Paperback
Published in Jun 2017
Publisher Packt
ISBN-13 9781787123328
Length 428 pages
Edition 1st Edition
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Author (1):
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G√°bor Farkas G√°bor Farkas
Author Profile Icon G√°bor Farkas
G√°bor Farkas
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Table of Contents (15) Chapters Close

Preface 1. Setting Up Your Environment FREE CHAPTER 2. Accessing GIS Data With QGIS 3. Using Vector Data Effectively 4. Creating Digital Maps 5. Exporting Your Data 6. Feeding a PostGIS Database 7. A PostGIS Overview 8. Spatial Analysis in QGIS 9. Spatial Analysis on Steroids - Using PostGIS 10. A Typical GIS Problem 11. Showcasing Your Data 12. Styling Your Data in GeoServer 13. Creating a Web Map Appendix

A Typical GIS Problem

In the last chapter, we discussed vector analysis, and how we can perform it effectively. After explaining the basics in QGIS, we harnessed the power of PostGIS and carried out our analysis with unpaired speed. We also queried rasters, and executed a basic terrain analysis operation getting aspect values in the locations of our randomly generated houses as a result.

In this chapter, we will move on and discuss raster analysis in detail. We will learn how to use the most essential raster tools, and what kind of typical operations we can do with rasters. To spice up this chapter, first we create a scenario where we are decision makers. We search for the ideal site of our business, and we've already evaluated the criteria for the optimal site. The twist is that we are not looking for equally ideal sites, but searching for the best site for our purpose....

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