Results 31 to 40 of about 771,552 (305)

Quantum-state estimation [PDF]

open access: yesPhysical Review A, 1997
New algorithm for quantum state estimation based on the maximum likelihood estimation is proposed. Existing techniques for state reconstruction based on the inversion of measured data are shown to be overestimated since they do not guarantee the positive definiteness of the reconstructed density matrix.
openaire   +2 more sources

A PSO-ML-LSTM-based IMU state estimation approach for manipulator teleoperation. [PDF]

open access: yesFront Robot AI
Manipulator teleoperation can liberate humans from hazardous tasks. Signal noise caused by environmental disturbances and the devices’ inherent characteristics may limit the teleoperation performance.
Zhou R   +6 more
europepmc   +2 more sources

Novel distributed state estimation method for the AC-DC hybrid microgrid based on the Lagrangian relaxation method

open access: yesThe Journal of Engineering, 2019
The AC-DC hybrid microgrid is a credible evolution path for the microgrid. State estimation in complex distribution network is a significant foundation for the safe operation.
Ling Ping   +3 more
doaj   +1 more source

Decoupling of voltage magnitude and phase in genetic algorithms for smart transmission network state estimation

open access: yesFrontiers in Energy Research, 2023
A large amount of renewable energy resources are integrated into electricity transmission networks. For efficient operation, transmission networks should be smart, in which it is necessary to have the function of estimating the state of the power system.
Thanh-Son Tran   +2 more
doaj   +1 more source

On Event Based State Estimation [PDF]

open access: yes, 2009
To reduce the amount of data transfer in networked control systems and wireless sensor networks, measurements are usually taken only when an event occurs, rather than at each synchronous sampling instant. However, this complicates estimation and control problems considerably.
Sijs, J., Lazar, M.
openaire   +3 more sources

A particle filter for freeway traffic estimation [PDF]

open access: yes, 2004
This paper considers the traffic flow estimation problem for the purposes of on-line traffic prediction, mode detection and ramp-metering control. The solution to the estimation problem is given within the Bayesian recursive framework. A particle filter (
Mihaylova, Lyudmila   +7 more
core   +1 more source

Novel Parallelogram Set-Membership Estimation Dynamic Navigation Method for Osteotomy Surgical Robot

open access: yesIEEE Access, 2019
In this paper, a parallelogram set-membership estimation (PSME) algorithm is proposed to perform osteotomy trajectory estimation in two dimension plane with high accuracy to achieve high-precision osteotomy by an orthopedic surgery robot and meet the ...
Danyang Qu   +7 more
doaj   +1 more source

Method of estimating the lateral vibration of an elevator rope from the vertical vibration of a compensating sheave

open access: yesJournal of Asian Architecture and Building Engineering, 2023
Observing the vibration of the elevator ropes in an elevator shaft is a difficult task. Although several methods of observing the displacement using image processing or laser displacement meters and then estimating the vibration through an observer or a ...
Nanako Miura   +4 more
doaj   +1 more source

Robust State Estimation Method for Electric-Gas-Heat Integrated Energy System Considering Boundary Equation Constraints

open access: yesZhongguo dianli, 2023
A measurement state equation was established for the integrated energy system (IES) of electricity gas heat under non Gaussian measurement noise. Considering the boundary conditions of coupled components, which serve as both equality constraints and ...
Mengfang GUO, Xiang DU, Fei WANG
doaj   +1 more source

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