Results 31 to 40 of about 13,707 (269)

Joint Particle Filter and UKF Position Tracking in Severe Non-Line-Of-Sight Situations [PDF]

open access: yes, 2009
The performance of localization techniques in a wireless communication system is severely impaired by biases induced in the range and angle measures because of the non-line-of-sight (NLOS) situation, caused by obstacles in the transmitted signal path ...
Vidal, Josep   +4 more
core   +1 more source

The evaluation of the psychometric properties and the factor structure of the slovak version of the questionnaire FFMQ (five-facet mindfulness questionnaire) [PDF]

open access: yesPsychology and its Contexts, 2014
Problem: The aim of the present study was to adapt the English self-report questionnaire Five-Facet Mindfulness Questionnaure (FFMQ - Baer et al., 2006) to Slovak conditions as well as to evaluate its psychometric properties and to investigate its 5 ...
Veronika Látalová, Ľubor Pilárik
doaj  

UKF-exposed: First public version of the UKF exposed report

open access: yes, 2016
<p>In this report I publish my findings about the theory and performance of the UKF, i.e., of the unscented transform, and I give recommendations for parameter settings.</p ...
Sebastian Bitzer
core   +1 more source

Hybrid State Estimation: Integrating Physics-Informed Neural Networks with Adaptive UKF for Dynamic Systems

open access: yesElectronics
In this paper, we present a novel approach to state estimation in dynamic systems by combining Physics-Informed Neural Networks (PINNs) with an adaptive Unscented Kalman Filter (UKF).
J. de Curtò, I. de Zarzà
semanticscholar   +1 more source

Short-term Prediction Method for Passenger Density in Urban Rail Transit Based on Non-linear Kalman Filter

open access: yesChengshi guidao jiaotong yanjiu
Objective In order to cope with massive passenger flow incidents, it is necessary to identify accurately the spatial and temporal distribution state and the evolution law of massive passenger flow in urban rail transit, making short-term prediction of ...
WANG Hefei   +3 more
doaj   +1 more source

Finite-element-model updating of civil engineering structures using a hybrid UKF-HS algorithm

open access: yesStructure and Infrastructure Engineering, 2020
Finite-element-model updating allows reducing the discrepancies between the numerical and the experimental dynamic behaviour of civil engineering structures.
J. Naranjo-Pérez   +3 more
semanticscholar   +1 more source

UKF-SNMPC

open access: yes, 2018
<p>UKF-SNMPC is an efficient model predictive control algorithm for nonlinear differential algebraic equation systems with stochastic uncertainties, which uses the unscented transformation for both uncertainty propagation and state estimation. This
Eric Bradford, Eric Bradford (4533511)
core   +1 more source

Evaluating anisotropy‐based Monin–Obukhov similarity theory over canopies and complex terrain

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
This study shows that an anisotropy‐based generalization of Monin–Obukhov surface‐layer scaling (SC23) applies readily across a wide range of atmospheric conditions with variable terrain, canopies, and land‐cover complexity. This work focuses on the scaling of velocity variances for 7 years at the 47 sites in the National Ecological Observation Network
Tyler S. Waterman   +3 more
wiley   +1 more source

Redefining Optimal Coverage Path Planning for FLS‐Equipped AUVs With Deep Reinforcement Learning

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT Autonomous Underwater Vehicles (AUVs) have emerged as indispensable tools for a variety of subsea tasks, from habitat monitoring and seabed mapping to infrastructure inspection and mine countermeasures. A fundamental challenge in this field is Coverage Path Planning (CPP), the problem of ensuring complete and efficient area coverage.
Lorenzo Cecchi   +3 more
wiley   +1 more source

A joint real-time SOC estimation method for energy storage batteries

open access: yesZhejiang dianli
Accurately estimating the state of charge (SOC) of energy storage batteries is of paramount importance for achieving balanced charging and discharging, and mitigating capacity degradation caused by overcharging and overdischarging. In view of the complex
LI Xianfeng   +5 more
doaj   +1 more source

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