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OpenStreetMap by Jonathan Bennett

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Chapter 3. Gathering Data using GPS

In this chapter, we'll look at the tools and techniques used by the OpenStreetMap community to gather data using GPS, and upload it to the website, including:

  • What the Global Positioning System is, and how it works
  • How to set up your GPS receiver for surveying
  • How to get the best signal, and more accurate positioning
  • How to tell a good GPS trace from a bad one
  • Ways of ensuring your survey is comprehensive
  • Other ways of recording information while surveying

We'll also look at a couple of ways of gathering information without needing a GPS receiver.

OpenStreetMap is made possible by two technological advances: Relatively affordable, accurate GPS receivers, and broadband Internet access. Without either of these, the job ...

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