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  • J
    jaja6009 replied to the thread M4T RTK accurate or not ...
    The 4E is going to be the better mapping drone period. The camera is much better in every aspect. Its just providing the photogrammetry...
  • J
    jaja6009 replied to the thread M4T RTK accurate or not ...
    I used the Smart Oblique where the drone takes several images for each position, a nadir and several obliques. You used the 5 Flight...
  • Dave Pitman
    Dave Pitman replied to the thread M4T RTK accurate or not ...
    I'm not sure as to the "why". It may be that there are more variables for the processor to deal with using obliques compared to nadir...
  • D
    DesmoMito replied to the thread M4T RTK accurate or not ...
    Thank you. This is because oblique images (from Smart oblique) "confuse" more the photogrammetric process than just a few obliques in...
  • Dave Pitman
    Dave Pitman replied to the thread M4T RTK accurate or not ...
    I would consider that result, i.e that the smart oblique was better, as an anomaly comparing it to all of the other tests. Not the...
  • K
    I like to do also this. For my mavic 2 zoom. Is there a solution
  • D
    DesmoMito replied to the thread M4T RTK accurate or not ...
    I refer to this test Test 1 Nadir Images with Altitude Optimization, 5 Check Points, No GCPs. X: 3.14 cm, Y: 1.95 cm, Z: 8.14 cm Total...
  • Dave Pitman
    Dave Pitman replied to the thread M4T RTK accurate or not ...
    @jaja6009 error results for z on the M4T / Oblique without GCPs was over 1 foot. So worse than your 20cm. With GCPs, it dropped to .7...
    • 21.jpg
  • D
    DesmoMito replied to the thread M4T RTK accurate or not ...
    I think so but I don't understand why. And @jaja6009 has got different results. So I might have done something wrong.
  • Dave Pitman
    Dave Pitman replied to the thread M4T RTK accurate or not ...
    At this point in the state of the processing technology, nadir image sets provide more accurate z values.
  • Dave Pitman
    Dave Pitman reacted to DesmoMito's post in the thread M4T RTK accurate or not .. with Like Like.
    Thanks. In this case the focus of the survey was to test the accuracy of M4T with RTK (I've used Base+Rover approach - DJI RTK3 + M4T)...
  • D
    DesmoMito replied to the thread M4T RTK accurate or not ...
    Thanks. In this case the focus of the survey was to test the accuracy of M4T with RTK (I've used Base+Rover approach - DJI RTK3 + M4T)...
  • Dave Pitman
    Dave Pitman replied to the thread M4T RTK accurate or not ...
    If the focus of your survey is primarily the fidelity of the DSM (topography), then you want to use the nadir mission type. If the the...
  • D
    DesmoMito replied to the thread M4T RTK accurate or not ...
    Thanks for sharing the accuracy Test of M4T. I also own M4T and I've done a simple test too but I don't know where I am wrong. I...
  • Gagey52
    Gagey52 reacted to jaja6009's post in the thread Matrice 4E RTK height issue with Like Like.
    I guess we are just guessing until he figures it out or maybe shares some images and the csv file.

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