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1
100%
Journal of Telecommunications and Information Technology
2015 nr 3 45--51
EN The aim of the paper is to investigate the differences as far as the numerical accuracy is concerned between feedforward layered Artificial Neural Networks (ANN) learned by means of Kalman filtering (KF) and ANN learned by means of the evidence procedure for Bayesian technique. The stress-strain exp[...]
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100%
Polish Maritime Research
EN The paper presents a solution to the maritime target tracking problem based on 2D radar data. The characteristics of ship movements in a cluttered envirinment imply the application of complex filtering techniques to achieve a high accuracy estimation of motion parameters. An implementation of tracki[...]
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80%
Bulletin of the Polish Academy of Sciences. Technical Sciences
EN The paper deals with the application of the extended Kalman filters in the control structure of a two-mass drive system. In the first step only linear extended Kalman filter was used for the estimation of mechanical state variables of the drive including load torque value. The estimation algorithm s[...]
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Metrology and Measurement Systems
2015 Vol. 22, nr 3 443--454
EN In the paper an example of application of the Kalman filtering in the navigation process of automatically guided vehicles was presented. The basis for determining the position of automatically guided vehicles is odometry – the navigation calculation. This method of determining the position of a vehi[...]
5
80%
Archives of Control Sciences
EN This paper aims to contribute in solving the problem of model-based body motion estimation by using data coming from visual sensors. We consider the case of state estimation in jump Markov nonlinear systems. The Interacting Multiple Model (IMM) algorithm is specially designed to track accurately tar[...]
6
80%
Hydroacoustics
2003 Vol. 6 189--194
EN For the last decade multibeam sonars have been increasingly used for mapping and visualization of the bottom surfaces to provide the 'physical bases' for environmental studies due to theirs unprecedentedly high resolution mapping ability. However, the raw sonar records are subject to systematic erro[...]
7
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Biuletyn Wojskowej Akademii Technicznej
PL W artykule przedstawiono ideę cyklicznej filtracji kalmanowskiej z adaptacyjnie zmienną długością cyklu oraz przykład zastosowania filtru w zintegrowanym systemie nawigacyjnym złożonym z systemu bliskiej nawigacji TACAN i wysokościomierza. Artykuł zawiera wprowadzenie do zagadnień związanych z cykli[...]
EN The article presents a concept of a cyclic Kalman filter with a variable, in an adaptive manner, length of the cycle and its application in a navigation system composed of TACAN and an altimeter. Firstly, the general idea of ordinary cyclic Kalman filtering is briefly presented. After that, the auth[...]
8
80%
Artificial Satellites : Journal of Planetary Geodesy
2013 Vol. 48, No. 3 103--110
EN The kinematic orbit is a time series of position vectors generally obtained from GPS observations. Velocity vector is required for satellite gravimetry application. It cannot directly be observed and should be numerically determined from position vectors. Numerical differentiation is usually employe[...]
9
70%
Systems Science
EN In this paper, the problem of state estimation in an asynchronous distributed multi-sensor system is considered. In such a system, the state of an object of interest is estimated by a group of local estimators. Each local estimator, based on a Kalman filter, performs fusion of data from its local se[...]
10
70%
Polish Maritime Research
2016 nr 2 64--70
EN As the devices designed to transport materials, the overhead cranes should meet certain geometric requirements for their operation to be safe. The presently available geodetic equipment, in particular total stations, provides opportunities for precise 3D measurements of coordinates of the controlled[...]
11
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Poznan University of Technology Academic Journals. Electrical Engineering
2019 No. 97 181--190
EN The paper presents a new approach to Hybrid Kalman filtering, composed of Extended Kalman Filter and Unscented Kalman Filter. In known algorithms, the Unscented Kalman Filter algorithm is used as first and the result of this is given as an input to the Extended Kalman Filter. The authors checked mod[...]
12
70%
Journal of Theoretical and Applied Mechanics
2019 Vol. 57 nr 2 397--409
EN This paper focuses on the identification of a road profile disturbance acting on vehicles. Vehicles are subjected to many kinds of excitation sources such as road profile irregularities, which constitute a major area of interest when designing suspension systems. Indeed, determining the road profile[...]
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61%
Journal of Telecommunications and Information Technology
2003 nr 2 48-54
EN In this paper, we present a robust decentralized method for jointly performing channel estimation and closed loop power control for the reverse link of CDMA networks. Our method, based on linear quadratic Gaussian (LQG) control systems theory and Kalman filtering, does not require any training symbo[...]
14
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Logistyka
2014 nr 6 7040--7050
PL W praktyce nawigacyjnej stosowane są różne architektury i strategie integracji przyrządów pomiarowych, które wpływają na dobór algorytmu filtracji Kalmana. Na podstawie przedstawionych w artykule testów symulacyjnych wykonano analizę różnych metod filtracji Kalmana stosowanych przy lokalizacji obiek[...]
EN One of tasks in navigation practice is determination the position of the object based on measurement of its attitude. On the grounds of simulation tests of algorithms designed and presented in this paper, the analysis of different methods of Kalman filtration applied in object tracing was made. EKF [...]
15
51%
Archiwum Fotogrametrii, Kartografii i Teledetekcji
2011 Vol. 22 25--37
EN Based on Kalman filtering, multi-sensor navigation systems, such as the integrated GPS/INS system, are widely accepted to enhance the navigation solution for various applications. However, such integrated systems do not always provide robust and stable navigation solutions due to unmodelled measurem[...]
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Pomiary Automatyka Kontrola
2012 R. 58, nr 8 701-703
PL W artykule zaprezentowano system pozycjonowania zbudowany przy użyciu sensorów nawigacji inercyjnej (INS) oraz odbiornika GPS. Jako czujniki inercyjne zastosowano niskokosztowe, powszechnie dostępne akcelerometry i żyroskopy wykonane w technologii MEMS. Omówiono sposób kalibracji akcelerometru oraz [...]
EN The paper presents a positioning system with GPS and inertial sensors. The system is based on commercial solutions described in [1, 3]. The designed system consists of a GPS receiver, a MEMS accelerometer, a MEMS gyroscope, an electronic compass and a pressure sensor. Data processing was carried out[...]
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51%
Zeszyty Naukowe / Akademia Morska w Szczecinie
2010 nr 20 (92) 146-152
PL W artykule przedstawiono modele systemów dynamicznego pozycjonowania (DP) w wielozadaniowym symulatorze statku typu Kongsberg Polaris® w Akademii Morskiej w Szczecinie. Zaprezentowano porównania z rzeczywistymi systemami i możliwości badawcze. Na podstawie rezultatów dotychczasowych prac naukowo-bad[...]
EN The paper presents modelling principles of DP systems integrated into the modernized full mission ship simulator of Kongsberg Polaris® type at Maritime University of Szczecin. Comparisons to real systems and research possibilities are given. Basing on the effects and conclusions obtained from scient[...]
18
51%
International Journal of Applied Mathematics and Computer Science
2013 Vol. 23, no. 2 327--339
EN The problem of state estimation of a continuous-time stochastic process using an Asynchronous Distributed multi-sensor Estimation (ADE) system is considered. The state of a process of interest is estimated by a group of local estimators constituting the proposed ADE system. Each estimator is based, [...]
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51%
Przegląd Elektrotechniczny
2008 R. 84, nr 12 330-334
PL W artykule przedstawiono projekt samochodowego systemu pozycjonującego DR/GPS, w którym dane nawigacyjne obu systemów przetwarzane są wspólnie za pomocą algorytmu komplementarnego filtru Kalmana. System DR spełnia rolę systemu odniesienia, a odbiornik systemu GPS jest źródłem danych korekcyjnych w t[...]
EN The paper presents a Vehicle Positioning System project (DR/GPS). It processes a navigation data provided by both, DR and GPS subsystems using complementary Kalman filter algorithm. DR is a reference system. As a source of correction data GPS receiver is used. The paper contains structure descriptio[...]
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Computer Assisted Mechanics and Engineering Sciences
EN Kalman filtering is used as a learning method for the training of Feed-forward Layered Neural Networks (FLNN) and Recurrent LNNs (RLNN). These networks were applied to the simulation of hysteresis loops obtained by the experiment on a cable-in-conduit superconductors by the test carried out in a cry[...]
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