gcps Archives - GIS user technology news https://gisuser.com/tag/gcps/ News, Business, Technology, Mobile, GIS, Crypto Currency, AI, Economics Fri, 15 Mar 2024 18:04:00 +0000 en-US hourly 1 https://wordpress.org/?v=6.4.4 GCPs for Photogrammetry: How Many Do You Need? https://gisuser.com/2024/03/gcps-for-photogrammetry-how-many-do-you-need/?utm_source=rss&utm_medium=rss&utm_campaign=gcps-for-photogrammetry-how-many-do-you-need Fri, 15 Mar 2024 18:04:00 +0000 https://gisuser.com/?p=90768 Surveying and photogrammetry are complementary technologies. While either can be done without the other, they can both benefit from the use of the other. Aerial imagery and photogrammetry will always cover more ground than traditional ground-based survey. However, without ground-based survey, the absolute accuracy of a photogrammetry project cannot be defined. Photo identifiable ground control […]

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