Exploració per tema "Kalman filter"
Ara es mostren els items 1-20 de 40
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A hybrid automata approach for monitoring the patient in the loop in artificial pancreas systems
(2021-11-01)
Article
Accés obertThe use of automated insulin delivery systems has become a reality for people with type 1 diabetes (T1D), with several hybrid systems already on the market. One of the particularities of this technology is that the patient ... -
A stochastic linear model to evaluate the dielectric constant-electrical conductivity relation of a sandy soil using TDR records
(2018)
Text en actes de congrés
Accés restringit per política de l'editorialDespite the importance of evaluating soil pore water electrical conductivity from soil bulk electrical conductivity in ecological and hydrological applications, it still has not been worked out very well. This study was ... -
Active damping control for a three phase grid-connected inverter using sliding mode control
(2013)
Text en actes de congrés
Accés restringit per política de l'editorialThis paper proposes a ne w active damping method based on virtual resistors for three-phase grid connected voltage source inverters (VSI) with LCL filter. The use of this filters is a standard solution to provide the ... -
Adaptive estimation of the stable boundary-layer height using backscatter lidar data and a Kalman filter
(Institute of Electrical and Electronics Engineers (IEEE), 2015)
Comunicació de congrés
Accés restringit per política de l'editorialThe nocturnal stable boundary-layer height (SBLH) is estimated from the backscatter lidar data by using an adaptive-filtering approach based on an Extended Kalman Filter (EKF). Height-resolved temporal variance of the ... -
Amortized constant time estimation in Pose SLAM and hierarchical SLAM using a mixed Kalman-information filter
(2011)
Article
Accés obertThe computational bottleneck in all information-based algorithms for simultaneous localization and mapping (SLAM) is the recovery of the state mean and covariance. The mean is needed to evaluate model Jacobians and the ... -
Autonomous vehicle state estimation and mapping using Takagi–Sugeno modeling approach
(Multidisciplinary Digital Publishing Institute (MDPI), 2022-04-28)
Article
Accés obertThis paper proposes an optimal approach for state estimation based on the Takagi–Sugeno (TS) Kalman filter using measurement sensors and rough pose obtained from LIDAR scan end-points matching. To obtain stable and optimal ... -
Comparison between the Kalman and the non-linear least-squares estimators in low signal-to-noise ratio lidar inversion
(2008)
Text en actes de congrés
Accés obertThis works departs from previously published results of the authors and focus on joint estimation and time evolution of the atmospheric backscatter profile and a range-independent lidar ratio by means of 1) adaptive extended ... -
Design of a reusable model rocket with vertical landing
(Universitat Politècnica de Catalunya, 2021-07-20)
Treball Final de Grau
Accés obertAiming to design, produce and test a model rocket capable of landing. Different systems to accomplish the objective are implemented (aerodynamics brakes, landing legs, thrust vector control). A flight computer capable of ... -
Detección de fallos en turbinas aerogeneradoras
(Universitat Politècnica de Catalunya, 2015-07-14)
Projecte Final de Màster Oficial
Accés obertIn the wind turbines research field, it is critical the fault detection in sensors, actuators and system; to ensure its operation in optimum working zone in order to avoid material fatigue and, ultimately, reduce maintenance ... -
DSP-based natural frame control schemes for three-phase unity-power-factor rectifiers
(The institution of Engineering and Technology, 2016-05-01)
Capítol de llibre
Accés restringit per política de l'editorialTraditionally, digital signal processor (DSP) control algorithms for three-phase power converters are designed in rotating or stationary reference frames. These approaches require the use of rotation matrices and employ ... -
Dynamic OD matrix estimation exploiting bluetooth data in urban networkss
(2012)
Text en actes de congrés
Accés obertTime-Dependent Origin-Destination (OD) matrices are a key input to Dynamic Traffic Models. Microscopic and Mesoscopic traffic simulators are relevant examples of such models, traditionally used to assist in the design ... -
EKF-based parameter identification of multi-rotor unmanned aerial vehiclesmodels
(Multidisciplinary Digital Publishing Institute (MDPI), 2019-09-26)
Article
Accés obertThis work presents a method for estimating the model parameters of multi-rotor unmanned aerial vehicles by means of an extended Kalman filter. Different from test-bed based identification methods, the proposed approach ... -
Enhanced dual filter for floating wind lidar motion correction: The impact of wind and initial scan phase models
(Multidisciplinary Digital Publishing Institute (MDPI), 2022-09-21)
Article
Accés obertAn enhanced filter for floating Doppler wind lidar motion correction is presented. The filter relies on an unscented Kalman filter prototype for floating-lidar motion correction without access to the internal line-of-sight ... -
Fusió de dades multisensorials de trànsit per a incrementar la fiabilitat, obtenir patrons de comportament i ajudar a la presa de decisions
(Universitat Politècnica de Catalunya, 2014-06)
Projecte Final de Màster Oficial
Accés obert -
Improved sensor fusion for flying laptop based on a multiplicative EKF
(Universitat Politècnica de Catalunya, 2022-04-29)
Comunicació de congrés
Accés obertFlying Laptop is a small satellite carrying an optical communications payload. It was launched in 2017. To improve the satellite’s attitude determination, which is used to point the payload, a new sensor fusion algorithm ... -
IMU/GNSS integration for precise positioning: algorithm implementation and simulation
(Universitat Politècnica de Catalunya, 2016-07-27)
Treball Final de Grau
Accés obert
Realitzat a/amb: Centre Tecnològic de Telecomunicacions de Catalunya (CTTC)The Centre Tecnològic de Telecomunicacions de Catalunya (CTTC), is developing a part of a project from the European program H2020 which consists in increase the safety, sustainability, flexibility and efficiency of road ... -
Initial orbit determination and satellite tracking using optical observations
(Universitat Politècnica de Catalunya, 2021-07-15)
Projecte Final de Màster Oficial
Accés restringit per decisió de l'autor
Realitzat a/amb: Xīběi Gōngyè DàxuéThe objective of this project is to propose a passive method for orbit determination (OD) of GEO objects using observational data as position measurements. The proposed method use position measurements expressed as right ... -
Leak diagnosis in pipelines based on a Kalman filter for Linear Parameter Varying systems
(2021)
Article
Accés obertThis paper proposes a new approach for the leak diagnosis problem in pipelines based on the use of a Kalman filter for Linear Parameter Varying (LPV) systems. Such a filter considers the availability of flow and pressure ... -
Mechanical sensor fault-tolerant controller in PMSM drive: experimental evaluation of observers and signal injection for position estimation
(2021-08-13)
Article
Accés restringit per política de l'editorialThis paper presents the operating principle, results and conclusions for an FTC mechanical sensor that can guarantee continuity of operation on the whole speed range. This active FTC is based on analytical redundancy using ... -
Mitigation of phase disturbances in precise navigation by dynamic programing
(Universitat Politècnica de Catalunya, 2020-09)
Projecte Final de Màster Oficial
Accés obertThe use of carrier phase observations, instead of the code or pseudo-range, is a fundamental strategy that yields millimetre precision in positioning. This carrier phase observation is the measured spatial distance between ...