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  • bvernham's Avatar
    02-11-2019, 08:31 PM
    bvernham replied to a thread uNav INS in General Discussion
    I have reference for EKF implementation. The question I am asking is about this specific EKF implementation as the code is not really documented with comments and such. So anything that would help with variable...
    674 replies | 116874 view(s)
  • bvernham's Avatar
    02-07-2019, 12:59 PM
    bvernham replied to a thread uNav INS in General Discussion
    So the library expects the IMU input in the NED convention? Also, is the any available paper/presentation/literature concerning the EKF in this library? I ask because I am very interest in adding baro as an...
    674 replies | 116874 view(s)
  • bvernham's Avatar
    02-07-2019, 02:01 AM
    bvernham replied to a thread uNav INS in General Discussion
    Any update on why some of the IMU input are inverted within the update statement? Thanks Bruce
    674 replies | 116874 view(s)
  • bvernham's Avatar
    01-13-2019, 03:14 AM
    bvernham replied to a thread uNav INS in General Discussion
    Just wondering why the update statement has negation and swapping of axis for the accel and the gyro? ...
    674 replies | 116874 view(s)
  • bvernham's Avatar
    01-02-2019, 08:22 PM
    bvernham replied to a thread uNav INS in General Discussion
    My application will never have air speed as it will be in a vehicle so some implementation like this is required:https://github.com/juangallostra/AltitudeEstimation But this would not fuse the GPS.
    674 replies | 116874 view(s)
  • bvernham's Avatar
    01-02-2019, 05:56 PM
    bvernham replied to a thread uNav INS in General Discussion
    Any plans on using the BME280 in the motion backpack for the INS or AHRS libraries? Typically baro, GPS, and vertical acceleration are fused to determined altitude. Thanks Bruce
    674 replies | 116874 view(s)
  • bvernham's Avatar
    12-20-2018, 03:57 PM
    bvernham replied to a thread uNav INS in General Discussion
    Can you provide a link/location of any material which details the derivation of the 7 and 15 state EKF to which you have ported to GitHub? Thanks Bruce
    674 replies | 116874 view(s)
  • bvernham's Avatar
    12-20-2018, 01:50 PM
    bvernham replied to a thread uNav INS in General Discussion
    Just found this code and it looks very interesting. For my application, I need to have a remote antenna. I read in the thread that the PPS needs to be broken out. Besides the PPS signal is there any...
    674 replies | 116874 view(s)
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uNav INS 02-11-2019 08:31 PM
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