Recent content by heliozinhow

  1. H

    Using PPK in UAVS for georeferencing

    is it possible to extract rinex log from P4A or P4P?
  2. H

    Public site to host 3d maps that clients can access.

    Sketchfab?
  3. H

    Using PPK in UAVS for georeferencing

    I guess u need another GNSS receiver attched at drone to process PPK. Hence u correct every take with a base station.
  4. H

    Phantom 4 Advanced "High Positional Error"

    As i remember my last flights i set default my camera settings because sometimes DP or Pix4D use all parameters from DJIGo4. So i dont know if mechanical shutter is a default selection. The max speed is 15m/s at DP and all my flights are above 400ft. I am getting good results flying at 14mph...
  5. H

    Phantom 4 Advanced "High Positional Error"

    Yes, I always process also in the cloud using dronedeploy, pix4d and precisionmapper. In all cases the RMS is high. Altitudes has little variation. Approximately 0.10m. The speed of acquisition I always use 10/11 m / s or non-maximum speed. All these cases are "terrain" with few structures...
  6. H

    Phantom 4 Advanced "High Positional Error"

    I recently got a P4A to work with photogrammetric surveys. My question is that all the processing I've been doing the positional error presented is WORSE than my P3S error. My question is whether this really is correct considering that the P4A has GPS + GLONASS, better compass and better IMU. I...
  7. H

    P4P crabbing during mapping missions

    I have the same problem here. Just to confirm: Is your Y error in the report too high? (Geolocation Error Y [%]) Regards,
See more