TY JOUR TI Adaptive Drift Compensation Algorithm for a Free-Form Inertial Navigation System in Autonomous Navigation Conditions: Accuracy Improvement and Economic Efficiency of Low-Cost MEMS Sensor KW strapdown inertial navigation system KW adaptive drift compensation KW Kalman filter KW autonomous navigation KW MEMS sensors KW navigation module cost reduction KW reduced reliance on external correction KW economic efficiency JO Journal of Applied Research AU Sokolov, O.A. AU Pentela, O.A. AU Klevanovich, A.S. PY 2025 IS 0 PB ITBO University