Results 41 to 50 of about 771,552 (305)

A probabilistic hypothesis density filter for traffic flow estimation in the presence of clutter [PDF]

open access: yes, 2012
Prediction of traffic flow variables such as traffic volume, travel speed or travel time for a short time horizon is of paramount importance in traffic control.
Romain Billot   +9 more
core   +1 more source

Pendulum state estimation using nonlinear state estimators

open access: yesInternational Journal of Engineering & Technology, 2018
The convergence over Non-linear state estimation is not satisfied by Kalman filter. For nonlinear state estimation problems, the present research work on the performance analysis of linearized kalman filter and extended kalman filter for a simple nonlinear state estimation problem.
M Naga Anusha   +3 more
openaire   +2 more sources

A Comprehensive Review of Hybrid State Estimation in Power Systems: Challenges, Opportunities and Prospects

open access: yesEnergies
Due to the increasing demand for electricity, competitive electricity markets, and economic concerns, power systems are operating near their stability margins.
Leila Kamyabi   +3 more
doaj   +1 more source

Fidelity-optimized quantum state estimation

open access: yesNew Journal of Physics, 2015
We describe an optimized, self-correcting procedure for the Bayesian inference of pure quantum states. By analyzing the history of measurement outcomes at each step, the procedure returns the most likely pure state, as well as the optimal basis for the ...
Amir Kalev, Itay Hen
doaj   +1 more source

Performance Criterion of Phasor Measurement Units for Distribution System State Estimation

open access: yesIEEE Access, 2019
A phasor measurement unit (PMU) is a device that can directly measure the phase angles of voltages and currents, with high accuracy, using accurate time signals.
Jonghoek Kim, Hyun-Tae Kim, Sungyun Choi
doaj   +1 more source

Uncertainty modelling in power system state estimation

open access: yes, 2005
A method for uncertainty analysis in power system state estimation is proposed. The two-step method uses static weighted least-squares analysis to compute 'point' state estimates.
Irving, MR, Al-Othman, AK
core   +1 more source

Particle Learning Methods for State and Parameter Estimation [PDF]

open access: yes, 2012
This paper presents an approach for online parameter estimation within particle lters. Current research has mainly been focused towards the estimation of static parameters.
Fearnhead, Paul   +7 more
core   +1 more source

Distributed State Estimation of Multi-region Power System based on Consensus Theory

open access: yesEnergies, 2019
Effective state estimation is critical to the security operation of power systems. With the rapid expansion of interconnected power grids, there are limitations of conventional centralized state estimation methods in terms of heavy and unbalanced ...
Shiwei Xia   +6 more
doaj   +1 more source

Language-Aided State Estimation

open access: yesIFAC Journal of Systems and Control
Natural language data, such as text and speech, have become readily available through social networking services and chat platforms. By leveraging human observations expressed in natural language, this paper addresses the problem of state estimation for physical systems, in which humans act as sensing agents.
Yuki Miyoshi   +2 more
openaire   +2 more sources

European Standard Clinical Practice Guideline and EXPeRT Recommendations for the Diagnosis and Management of Gastroenteropancreatic Neuroendocrine Neoplasms in Children and Adolescents

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric gastroenteropancreatic neuroendocrine neoplasms (GEP‐NENs) are extremely rare and clinically heterogeneous. Management has largely been extrapolated from adult practice. This European Standard Clinical Practice Guideline (ESCP), developed by the EXPeRT network in collaboration with adult NEN experts, provides (adult) evidence ...
Michaela Kuhlen   +23 more
wiley   +1 more source

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