COMPARISON OF APPROACHES TO UNKNOWN PARAMETERS IDENTIFICATION IN GYRO DRIFT MODEL
Annotation
The paper proposes a model of floated gyro drift, used in a platform-based inertial navigation system, which takes into account temperature effects. We consider a problem of unknown parameters identification in a mathematical model of floated gyro drift. The presence of nonlinearity in the dynamics equations is expected. It is proposed to solve the formulated identification problem by Kalman-type filter application. This filter is characterized by the linearization point variation in course of solving the problem. The problem is solved for the gyro drift model which takes into account the temperature effect. The results of the model unknown parameters identification are compared using two algorithms. The first proposed algorithm is based on Kalman-like filter and the second one is based on the least squares method. The analysis of simulation results showed that the accuracy of unknown parameters identification by the algorithm based on linearized Kalman filter is commensurable with the algorithm based on the least squares method. However, linearized Kalman filter is efficient in solving the problem of identification of a gyro error model represented by combination of a few random processes.
Keywords
Постоянный URL
Articles in current issue
- AUTOMATIC OBJECT CLASSIFICATION ACCORDING TO 3D-LIDAR DATA BASED ON SINGLE-PHOTON COUNTING TECHNOLOGY
- RESEARCH OF ORAL MUCOSA REGENERATION AFTER FRACTIONAL TREATMENT BY DIODE LASER WITH 980 NM WAVELENGTH
- RESEARCH OF HUMAN BLOOD OPTICAL PROPERTIES WITH CONCENTRATION CHANGES OF BLOOD COMPONENTS IN TERAHERTZ FREQUENCY RANGE
- STUDY OF OPTICAL PROPERTIES AND SPECTRAL CHARACTERISTICS OF BRAIN GLIOBLASTOMA AND LUNG ADENOCARCINOMA
- FORMATION OF INSULATING BARRIERS IN SILICA POROUS FILMS BY CO2 LASER WRITING
SPECTRAL CHARACTERISTICS STUDY OF PHASE-SHIFTED FIBER BRAGG GRATINGS UNDER PRESSURE APPLIED PERPENDICULAR TO FIBER AXIS
- POSSIBILITY OF LOW ALTITUDES MEASUREMENT ABOVE SEA SURFACE UNDER CONDITIONS OF HAZE AND FOG
- METHOD OF GAS-DISCHAGE VISUALIZATION FOR DETERMINATION OF PATHOLOGIES OF BIOLOGICAL TISSUES
- ALGORITHM OF ADAPTIVE OUTPUT CONTROL OF LINEAR SYSTEM WITH IMPROVED PARAMETRIC CONVERGENCE
- CONTROL OF THE MECHATRONIC SYSTEM WITH FLEXIBLE ROTATING LINK: THEORY AND EXPERIMENT
- STRUCTURE RESEARCH OF FILM COMPOSITIONS BASED ON CHITOSAN/ POLYHYDROXYBUTYRATE BLEND BY INFRARED AND X-RAY FLUORESCENCE SPECTROSCOPY
- MODELING AND ALGORITHMIC PROVISION OF DYNAMIC INDENTIATION PROCESS
- TESTING AND DEBUGGING OF EMBEDDED COMPUTING SYSTEMS BASED ON LEVEL MODELS
- PATTERN RECOGNITION METHODS IN CASE OF VISUAL INFORMATION SEMANTIC INTEGRITY VIOLATIONS
- ANALYSIS OF INFORMATION INTERACTION SECURITY WITHIN GROUP OF UNMANNED AERIAL VEHICLES
- COMPUTATIONALLY EFFECTIVE NUMERICAL SIMULATION METHOD FOR DIFFRACTION-BLURRED IMAGES OF OBJECTS WITH PIECEWISE-LINEAR EDGE CONTOUR
- COVERT CHANNEL TECHNIQUE BASED ON STREAMING PROTOCOL
- METHODS OF LIFE CYCLE INCREASE FOR THE INTERNET OF THINGS
- SPEECH ACQUISITION IN NOISY ENVIRONMENTS USING DUAL MICROPHONE ARRAYS
- INFORMATION ON UTILIZATION OF DATA CENTER RESOURCES WITH MESSAGE BROKER IMPLEMENTATION
- FEATURES OF NON-LOCAL SEMANTIC LINKS IN RUSSIAN TEXTS
- DETERMINATION OF OVERLAPPING REGION FOR ELECTRONIC MODULE IMAGES
- RESEARCH OF EMOJI ROLE IN ONLINE COMMUNITY
- PSEUDORANDOM NUMBER GENERATOR ON CELLULAR AUTOMATA
- RESULTS OF EXPERIMENTAL RESEARCH AND SIMULATION OF MULTI-CORE FIBER WAVEGUIDE WITH FIBER BRAGG GRATINGS ARRAY
FREQUENCY DETERMINATION OF PULSE SIGNAL WITH CONSTANT BEAT BY DINT OF RECURRENT USAGE OF FOURIER TRANSFORM