Accuracy Check
Function Description: Perform accuracy statistics for the check points, and directly output the horizontal and elevation errors.
Steps
1.Click the dropdown button to the right of the Report panel. In the dropdown menu that appears, click the Accuracy Check
button. The Accuracy Check dialog will pop up.
Accuracy Check
button to import the check point file.
3.Puncture points: Switch the point cloud display mode to **Display by Intensity**, double-click the check point ID name to automatically jump to the check point's location at the current zoom level. Click the
button to perform Puncturing. After Puncturing, the software will automatically calculate the error values Dx, Dy, Dz, and abs(XYZ) for each point.
Accuracy Check_Error Values
4.Observing the Mean Error Values: After Puncturing three or more points, the software will automatically calculate the horizontal RMSE (RMSE_XY), elevation RMSE (RMSE_Z), as well as the maximum and minimum error values.
Accuracy Check_Mean Error Values
5.Output Statistical Report: Click the Save
button, and the software will save the report as Report.txt.
Report
- Exit: Click the
button, or close the Accuracy Check window, to exit the accuracy checking function.