The usual parameters for classical digital aerial triangulation
had to be adapted first. There is a problem with strong kappa
angle variations from image to image and also phi and omega
are partly far off from a 0 degree angle. In addition there is the
problem of image noise and blur and rather big height
differences from one exposure to the next one. The unusual
flight pattern following the mode of an ice hall sweeper with
long time differences between neighbouring strips eventually
causes strong illumination differences. The images are rather
small and the imported attitude data is of quite low quality, as
no IMU is involved.