Results 61 to 70 of about 3,554,552 (291)

Symbolic dynamics and matrices

open access: yes, 1992
Boyle, Mike. (1992). Symbolic dynamics and matrices.
Mike Boyle, Boyle, Mike
core   +1 more source

Observer‐Based Adaptive Event‐Triggered Tracking Control for Fuzzy TS Systems With Premise Mismatch

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
This paper presents an adaptive logistic event‐triggered observer‐based tracking controller for Takagi‐Sugeno fuzzy systems under constrained inputs and network delays. Leveraging a hybrid LMI and Secretary Bird Optimization approach, this strategy significantly minimizes communication overhead and computational burden while ensuring optimal reference ...
Oussama Djadane   +3 more
wiley   +1 more source

Fostering Innovation: Streamlining Magnetocaloric Materials Research by Digitalization

open access: yesAdvanced Engineering Materials, EarlyView.
Magnetocaloric cooling (MCE) is an environmentally friendly refrigeration method with great potential. Optimizing MCE materials involves the preparation and screening of large quantities of samples, which in turn generates a large amount of data. A digitalization approach is presented that uses ontologies, knowledge graphs, and digital workflows to ...
Simon Bekemeier   +17 more
wiley   +1 more source

Pseudo chaotic pulse position modulation in UWB communications

open access: yesTongxin xuebao, 2009
A novel pseudo chaotic pulse position modulation(PCPPM) was proposed which was suitable for ultrawide-bandwith impulse radio communication systems,in this scheme,symbolic dynamics of a chaotic map was used for chaotic pulse position modulation(CPPM),the ...
XIANG Xin1   +4 more
doaj  

Genericity of chaos for colored graphs

open access: yesTopological Algebra and its Applications, 2021
To each colored graph one can associate its closure in the universal space of isomorphism classes of pointed colored graphs, and this subspace can be regarded as a generalized subshift.
Lijó Ramón Barral, Nozawa Hiraku
doaj   +1 more source

The symbolic dynamics of tiling the integers [PDF]

open access: yesIsrael Journal of Mathematics, 2002
A finite collection $P$ of finite sets tiles the integers iff the integers can be expressed as a disjoint union of translates of members of $P$. We associate with such a tiling a doubly infinite sequence with entries from $P$. The set of all such sequences is a sofic system, called a tiling system.
Coven, Ethan M.   +3 more
openaire   +3 more sources

Symbolic time series analysis and dynamic regimes

open access: yes, 2003
we explore in multiregime dynamics the implications of the mathematical theory of symbolic dynamics, generating a set of quali-quantitative methods of symbolic time series analysis suitable for empirical data of economic growth and ...
Punzo, Lionello Franco, Brida, J. G.
core   +1 more source

Symbolic Regression and Multi‐Objective Optimization of the Flory–Huggins Interaction Parameter for Hydrogels

open access: yesAdvanced Engineering Materials, EarlyView.
We develop a data‐driven method to derive the mathematical expressions of the Flory–Huggins interaction parameter χ for the swelling behavior of temperature–responsive hydrogels. Starting from initial assumptions of χ, our workflow combines Bayesian optimization, Flory–Rehner theory, and symbolic regression to generate candidate χ expressions.
Yawen Wang   +2 more
wiley   +1 more source

Symbolic Dynamical Characterization for Multistability in Remote Synchronization Phenomena

open access: yesFrontiers in Applied Mathematics and Statistics, 2020
Two of the most remarkable phenomena in non-linear systems are multistability and remote synchronization. In the first one, depending on the initial conditions, the system may set in different states after the transient, while in the other, dynamical ...
Juliana C. Lacerda   +2 more
doaj   +1 more source

Workflow for Design of Experiments‐Based Modeling of Species Transport and Growth Kinetics in GaN Hydride Vapor Phase Epitaxy

open access: yesAdvanced Engineering Materials, EarlyView.
A novel workflow for investigating hydride vapor phase epitaxy for GaN bulk crystal growth is proposed. It combines Design of experiments (DoE) with physical simulations of mass transport and crystal growth kinetics, serving as an intermediate step between DoE and experiments.
J. Tomkovič   +7 more
wiley   +1 more source

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