In the frame of this paper, we present results from a flight campaign
carried out with the swinglet CAM, a 500-gramautonomous
flying wing initially developed at EPFL-LIS and now produced
by senseFly. The swinglet CAM records 12MP images and can
cover area up to 10 square km. These images can easily be geotagged
after flight using the senseFly PostFlight Suite that processes
the flight trajectory to find where the images have been
taken. The images and their geotags form the input to the processing
developed at EPFL-CVLab. In this paper, we compare
two variants: