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  1. Col

    Ariel error distributions, normal or not?

    Thanks for the reply. I was wondering for example if errors from the actual level of points over a DTM with millions of point are normally distributed about the actual value or some close tolerance to this value, i.e. for a limit of accuracy of +/- 1500mm what percentage of errors approach this...
  2. Col

    Thinking of doing an LLB (Law degree). Comments?

    Hi I am a graduate civil engineer with one year experience. My current work is not exactly what I envisaged leaving college so I am thinking of taking a new direction. Any thoughts on Law coupled with engineering?
  3. Col

    Ariel error distributions, normal or not?

    For orthophotos with a ground model and an stated accuracy of +/-1500mm, are the errors in the ground model normally distributed? Has there been any research on this? If so what spreads are usual?
  4. Col

    Accuracy of Ariel Photography?

    For orthophotos with a ground model and an stated accuracy of +/-1500mm, are the errors in the ground model normally distributed? Has there been any research on this? If so what spreads are usual?
  5. Col

    Accuracy of Ariel Photography?

    What is the best accuracy available with ariel photography of rural areas and how does it compare with traditional surveying techniques? Can ariel and traditional be readily merged?

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