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Novel Dynamic Clustering Method by Integrating Marine Predators Algorithm and Particle Swarm Optimization Algorithm

N. Wang, J. S. Wang, L. F. Zhu, H. Y. Wang, G. Wang
2020 IEEE Access  
Aiming at the dynamic clustering problem where the number of clusters cannot be determined in advance, a hybrid dynamic clustering method based on the marine predators algorithm (MPA) and particle swarm  ...  The proposed MPA-PSO algorithm with PSO algorithm, MPA, Differential Evolution (DE) algorithm, Spotted Hyena Optimizer (SHO), Lightning Searching Algorithm (LSA) and Equilibrium Optimizer (EO) are adopted  ...  A new locally adjusted differential evolution algorithm (DELA) was proposed to find the best optimal number of clusters [26] .  ... 
doi:10.1109/access.2020.3047819 fatcat:7hdpgh4crjgonl4wb5jlypqtou

Elastic Differential Evolution for Automatic Data Clustering

Jun-Xian Chen, Yue-Jiao Gong, Wei-Neng Chen, Mengting Li, Jun Zhang
2019 IEEE Transactions on Cybernetics  
In this article, we propose a novel elastic differential evolution algorithm to solve automatic data clustering.  ...  The operators employ the basic method of differential evolution and, in addition, they consider the spatial information of cluster layouts to generate offspring solutions.  ...  [31] proposed a new hybrid differential EA (DELA), and Tvrdik and Křivỳ [32] combined differential evolution and K-means. They paid more attention to the center rearrangement.  ... 
doi:10.1109/tcyb.2019.2941707 fatcat:eoq4mfmi6be53bopmoh7tldyam

Application of Computational Intelligence Algorithms in Radio Propagation: A Systematic Review and Metadata Analysis

Quadri Ramon Adebowale, Nasir Faruk, Kayode S. Adewole, Abubakar Abdulkarim, Lukman A. Olawoyin, Abdulkarim A. Oloyede, Haruna Chiroma, Aliyu D. Usman, Carlos T. Calafate, Quanzhong Li
2021 Mobile Information Systems  
The main research trends and a general overview of the different research areas, open research issues, and future research directions are also presented in this paper.  ...  This paper presents a comprehensive and systematic literature review on the application of nature-inspired computational approaches in radio propagation analysis.  ...  popular differential algorithms. e obtained results show that the optimized CoDE-ANN model has higher prediction efficiency that other self-adaptive DE algorithms.  ... 
doi:10.1155/2021/6619364 fatcat:mx6o6rfsqbhpfnuqcedtpunrwm

A two-stage heuristic for the university course timetabling problem [chapter]

Máté Pintér, Balázs Dávid
2019 StuCoSReC. Proceedings of the 2019 6th Student Computer Science Research Conference  
Published by University of Primorska Press Titov trg 4, si-6000 Koper Editor-in-Chief Jonatan Vinkler Managing Editor Alen Ježovnik Koper, 2019 isBN 978-961-7055-82-5 (pdf) www.hippocampus.si/isBN/978-  ...  Acknowledgments The authors acknowledge the financial support from the Slovenian Research Agency (Research Core Funding No. P2-0057).  ...  In addition to the developed normal EA versions, we can also find hybrid variants, such as hybrid bat algorithm and self-adaptive differential evolution algorithm.  ... 
doi:10.26493/978-961-7055-82-5.27-30 fatcat:mv36atnxqvczjg7m7aetrpvy6y

Automatic Atlas-Based Segmentation of Brain White Matter in Neonates at Risk for Neurodevelopmental Disorders [chapter]

L. Fonseca, C. van Pul, N. Lori, R. van den Boom, P. Andriessen, J. Buijs, A. Vilanova
2017 Mathematics and Visualization  
Therefore, we propose a new in-vivo and non-invasive global analysis of the WM patterns at the brain: we perform an  ...  3 This work was developed in collaboration with: ABSTRACT Maturation degree of anatomical white matter (WM) structures at the brain can constitute a biomarker for prediction of neurodevelopmental disorders  ...  For including in the sample a representation of anatomical bundles with a reduced number of tracts, a new clustering approach is suggested in this thesis.  ... 
doi:10.1007/978-3-319-61358-1_15 fatcat:2k46uyhudvfm7aq3fan3eog5r4

Deep learning for time series classification [article]

Hassan Ismail Fawaz
2020 arXiv   pre-print
Time series are particularly interesting because they allow us to visualize and understand the evolution of a process over time.  ...  Time series analysis is a field of data science which is interested in analyzing sequences of numerical values ordered in time.  ...  Precisely when choosing a bad source dataset for a given target dataset, the optimization algorithm can be stuck in a local optimum.  ... 
arXiv:2010.00567v1 fatcat:6u4naewelzhdvmypxzdwxww5du

Évolution et adaptation fonctionnelle des arbres tropicaux : le cas du genre Guibourtia Benn

Félicien Tosso
2018 BOIS & FORETS DES TROPIQUES  
Plus particulièrement, elle vise, d'une part, à étudier, au niveau interspécifique, le rôle relatif des forces évolutives neutres et de sélection dans la diversification du genre Guibourtia et, d'autre  ...  à la différenciation génétique des populations.  ...  In contrast, at the top of the same axis, we find the dry forest species with strategy related to drought resistance and a fundamental trade-off between a rapid production of biomass and an efficient conservation  ... 
doi:10.19182/bft2018.337.a31632 fatcat:hmss7o6djvajxjrpu5656zubey

Learning to compress and search visual data in large-scale systems [article]

Sohrab Ferdowsi
2019 arXiv   pre-print
Finally, the proposed algorithms are used to solve ill-posed inverse problems. In particular, the problems of image denoising and compressive sensing are addressed with promising results.  ...  These models are then extended to multi-layers, namely the RRQ and the ML-STC frameworks, where the latter is further evolved as a powerful deep neural network architecture with fast and sample-efficient  ...  efficient search within the codes; in this chapter, we proposed a hybrid solution using the concept of list-refinement.  ... 
arXiv:1901.08437v1 fatcat:bqtixilyt5c7pb2uphjkkw5ivm

Thèse de doctorat : Connectivité et structure génétiques des populations d'Ericaria zosteroides (Fucales) et Laminaria rodriguezii (Laminariales) des côtes françaises

Lauric Reynes
2021 figshare.com  
In the first part, I studied the connectivity of populations by a method of reduced representation sequencing of genomes (RAD-seq).  ...  By coupling genetic structure and modeling of marine currents, I studied the role of propagules dispersal, taking as a study case, the populations of E. zosteroides in Provence.  ...  This method starts by defining the optimum number of populations with ancestry estimates (Frichot et al., 2014) .  ... 
doi:10.6084/m9.figshare.14790156.v1 fatcat:bqhgi76qh5dtbgvr3khwxhehbq

Abstracts of Presentations at the 2016 APS Annual Meeting

2016 Phytopathology  
Naming and description of a number of other new fungal taxa are in progress.  ...  We found that only rpb2 and the concatenated nuclear and mitochondrial datasets clustered species in accordance with the current systematic of this subphylum, although incongruences were observed in some  ...  This is in contrast to findings with other TSWV thrips vectors where virus titer was directly correlated with transmission efficiency.  ... 
doi:10.1094/phyto-106-12-s4.1 pmid:27922801 fatcat:vztse3dj7rhkdkcokeku2sbqrq

Risk Evaluation in Project Planning [chapter]

Bojan Ačko, Zvonko Kremljak, Borut Buchmeister
2017 Advances in Production and Industrial Engineering  
Some of the recognized evolutionary algorithms are: Genetic Algorithm (GA) [4], Evolution Strategy (ES), Evolution Programming (EP), Differential Evolution (DE), Bacteria Foraging Optimization (BFO), etc  ...  Praeger Special Studies. [7] Keeble and Wilkinson 1999 Collective Learning and Knowledge Development in the Evolution of Regional Clusters of High Technology SMEs in Europe.  ... 
doi:10.18690/978-961-286-028-8.1 fatcat:jsodbqszybaezh2cokhe4ysbay

Application Of Interferometry To The Study Of Cepheids And Dwarf Stars

Pierre Kervella
2007 Zenodo  
Optical interferometry is a powerful technique for the study of stars in exquisite details, by enabling the spatial resolution of their disks.  ...  In a third part, I describe the recent results that we have obtained on fast rotating stars.  ...  Based on observations collected with the VLT Interferometer, Cerro Paranal, Chile, in the framework of the ESO programmes 071.D-0425 and 073.D-0142.  ... 
doi:10.5281/zenodo.801578 fatcat:4acagyjfozaufmzoba76tgnyim

International Union of History and Philosophy of Science Division of Logic, Methodology and Philosophy of Science Bulletin no. 11

Risto Hilpinen
1987 Studia Logica: An International Journal for Symbolic Logic  
The first section deals with Archimedean axiomatics and proof standards, especially with the lemma named after him: Let a and b be two arbitrary real numbers.  ...  Then there is always a natural number n, such that na is larger than b. The second section is based on Kepler's 'New stereometry'.  ...  We shall locate Waddington's first steps in his research till 1940 in a close relationship with J. Needham.  ... 
doi:10.1007/bf00396908 fatcat:mgrd45qn4zfd3nystwqf34jv6m

A framework for GPU-based application-independent 3D interactions

Harlen Costa Batagelo, Shin-Ting Wu
2008 The Visual Computer  
Though they differ in the number of phases and in efficiency, they have almost the same current driver capability.  ...  With a more efficient finance control, the clinic can do a better cost management and planning, for instance, the acquisition of new technologies.  ... 
doi:10.1007/s00371-008-0296-y fatcat:sl3f6lyyancmdgb3v7kysceuvq

0 th INTERNATIONAL CONFERENCE ON OPERATIONS RESEARCH COMMITTEES Program Committee

La Habana, S Allende, Havana, L Alvarez, Havana, A Arcos, Granada, C Bouza, Havana, R Caballero, Málaga
unpublished
Keep-to-the-path test is one of them, it consist in draw a superposed path to mathematical curve as quick and accuracy as possible.  ...  Quantify the upper limbs coordination is a part of the neurological examination, the computer system NeuroScreening Coordination offers a set of test to this purpose.  ...  We propose a hybrid iterative EM-based algorithm that combines an efficient high-dimensional clustering algorithm and the trimming technique.  ... 
fatcat:nofue2avprdhngs7avt4vejrhe
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