Device Locational Accuracy
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The document discusses device locational accuracy in geographic data collection, highlighting the differences between various mobile operating systems and devices. It raises critical questions regarding the reliability and future use of locational information, as well as the significance of metadata. The context is grounded in a presentation at the Eastern Panhandle West Virginia GIS Users Group Meeting in 2015.
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Device Locational Accuracy
- 1. Device Locational Accuracy – what do you get and how do you know? Eastern Panhandle West Virginia GIS Users Group Meeting 2015 York Grow
- 3. Windows 8 and 10
- 4. Location Services Assisted GPS or A-GPS
- 6. I was standing on this second bollard outside the Raleigh Conference Center. This is the position by the Samsung Galaxy.
- 7. So what??? - Are you creating a geographic location or searching for an asset in the field? - How is this data being used today and two years from now? - Are other sources of location information available and are they reliable?
- 9. I was standing on this second bollard outside the Raleigh Conference Center. This is the position by the Samsung Galaxy. Here is the calculated position when using the Trimble R1 with WAAS; within 24” of where I was standing.
- 12. Metadata?
- 14. Device Locational Accuracy – what do you get and how do you know? Eastern Panhandle West Virginia GIS Users Group Meeting 2015 York Grow QUESTIONS?