Results 51 to 60 of about 5,490 (253)

Particle Filter Based on Harris Hawks Optimization Algorithm for Underwater Visual Tracking

open access: yesJournal of Marine Science and Engineering, 2023
Due to the complexity of the underwater environment, tracking underwater targets via traditional particle filters is a challenging task. To resolve the problem that the tracking accuracy of a traditional particle filter is low due to the sample ...
Junyi Yang, Yutong Yao, Donghe Yang
doaj   +1 more source

Damage identification in steel plate using FRF and inverse analysis [PDF]

open access: yes, 2021
Metaheuristic algorithms have known vast development in recent years. And their applicability in engineering projects is constantly growing; however, their deferent exploration and exploitation techniques cause the engineering problems to favor some ...
Abdel Wahab , Magd   +6 more
core   +2 more sources

Image Reconstruction from Bag-of-Visual-Words

open access: yes, 2015
The objective of this work is to reconstruct an original image from Bag-of-Visual-Words (BoVW). Image reconstruction from features can be a means of identifying the characteristics of features.
Harada, Tatsuya, Kato, Hiroharu
core   +1 more source

Computerized Analysis of Magnetic Resonance Images to Study Cerebral Anatomy in Developing Neonates [PDF]

open access: yes, 2008
The study of cerebral anatomy in developing neonates is of great importance for the understanding of brain development during the early period of life.
Xue, Hui, Xue, Hui
core   +1 more source

Optimal Neural Tracking Control with Metaheuristic Parameter Identification for Uncertain Nonlinear Systems with Disturbances

open access: yesApplied Sciences, 2020
In this paper, we propose an inverse optimal neural control strategy for uncertain nonlinear systems subject to external disturbances. This control strategy is developed based on a neural observer for the estimation of unmeasured states and inverse ...
Roxana Recio-Colmenares   +2 more
doaj   +1 more source

Helicopter pilots' views of air traffic controller responsibilities: A mismatch [PDF]

open access: yes, 2018
Controllers and pilots must work together to ensure safe and efficient helicopter flight within the London control zone. Subjective ratings of pilot perception of controller responsibility for five key flight tasks were obtained from thirty helicopter ...
Martin, Dan, Nixon, Jim
core   +2 more sources

Seven rules to avoid the tragedy of the commons

open access: yes, 2018
Cooperation among self-interested players in a social dilemma is fragile and easily interrupted by mistakes. In this work, we study the repeated $n$-person public-goods game and search for a strategy that forms a cooperative Nash equilibrium in the ...
Baek, Seung Ki, Murase, Yohsuke
core   +1 more source

Optimized Parameter Extraction in Triple Diode Solar PV Models Using Kookaburra‐based Dwarf Mongoose Approach

open access: yesEnergy Science &Engineering, EarlyView.
ABSTRACT Improving photovoltaics (PV) system performance through simulation requires accurate PV models. The nonlinear relationship between current and voltage, coupled with incomplete manufacturer data, presents a significant challenge in parameter estimation.
Chappani Sankaran Sundar Ganesh   +3 more
wiley   +1 more source

Model reduction using Harris hawk algorithm and moment matching

open access: yesArchives of Electrical Engineering, 2021
Physical machine systems are represented in the form of differential equations. These differential equations may be of the higher order and difficult to analyses. Therefore, it is necessary to convert the higher-order to lower order which replicates approximately similar properties of the higher-order system (HOS).
Aswant Kumar Sharma   +1 more
openaire   +2 more sources

Solving the maximum cut problem using Harris Hawk Optimization algorithm. [PDF]

open access: yesPLoS One
The objective of the max-cut problem is to cut any graph in such a way that the total weight of the edges that are cut off is maximum in both subsets of vertices that are divided due to the cut of the edges. Although it is an elementary graph partitioning problem, it is one of the most challenging combinatorial optimization-based problems, and tons of ...
Islam MR   +4 more
europepmc   +5 more sources

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