georust / rinex

RINEX and GNSS data processing :artificial_satellite:
Apache License 2.0
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RTK V0_4_5 #243

Closed gwbres closed 1 month ago

gwbres commented 1 month ago

This PR introduces a few minor modifiations with huge positive impact

Kalman versus LSQ filter

  1. LSQ previous implementation, still works and gives outstanding results

ESBJERG_GALX17CPP_LSQ CLOCK_ESBJERG_GALX17CPP_LSQ

  1. Kalman Filter is the best choice in navigation, it has been validated and works now correctly. Its usage is not totally perfect though and has to be further improved. See how it impacts the temporal solution positively. Improvements in PVT solutions are barelly noticeable, due to how we use the Kalman and how performant the current LSQ solver is

ESBJERG_GALX17CPP_KF CLOCK_ESBJERG_GALX17CPP_KF