New answers tagged imagery
we had been using pictometry for creating roof diagrams. But now we do not have access to the site ever since they bought eagleview corporation (which also creates roof diagrams). they basically shut out the competition. can anyone please suggest a good alternative (paid but cheaper or ideally a free resource). Thanks! Anuj Gupta www.dimensionindia.com
Please follow the links below for more information: http://www.pictometry.com/docs/Absolute%20Horizontal%20Accuracies_2013-03-21.pdf and http://www.pictometry.com/docs/RelativeMeasurementAccuracies_2012-05-24.pdf
I think a LOT depends on what you need that level of accuracy for. If you have a project involving only a few buildings, it would probably be cheaper to buy a hypsometer and go and measure the heights yourself armed with a camera! For a really serious project where mm accuracy is essential and mission-critical, you will do better to get a trained surveyor ...
A short update concerning this attempt to calculate Tasseled Cap transformation. After investigating in this area from my point of view, the result of a TC calculation for Rapid Eye will be not sufficent, because of simple reasons. Calculating the 6 TC image (Brightness, Wetness, Greenness, Fourth, Fifth and Sixth) is in Landsat obviously based on 6 Bands ...
Top 50 recent answers are included