![]() Now let's put that all into Google Earth, which is providing you a seamless interface to multiple original sources. On top of which, you're looking at errors introduced by (re)projection. Now let's get that into GIS, which requires both orthorectification and georeferencing. If the resolution of an image is a pixel is 1m, and you are zoomed in far enough to see individual pixels (original, not resampled for display purposes), you can measure to within +/- 1m. Let's start by taking Google Earth and even GIS out of the equation and only consider how accurate a measurement on an image can be. How accurate are measurements in Google Earth?.Google Earth, Google satellite, and Bing aerial accuracy.I'll try to summarize my knowledge and the two most related questions: I think that might be because there is no single, clear answer.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |