Results 21 to 30 of about 24,736,231 (293)

Neuromorphic Log-Domain Silicon Synapse Circuits Obey Bernoulli Dynamics: A Unifying Tutorial Analysis

open access: yesFrontiers in Neuroscience, 2015
The field of neuromorphic silicon synapse circuits is revisited and a parsimonious mathematical framework able to describe the dynamics of this class of log-domain circuits in the aggregate and in a systematic manner is proposed.
Konstantinos ePapadimitriou   +3 more
doaj   +1 more source

The Place of Quasi Topological Structure in the Mathematical Theory of Categorization

open access: yesProceedings of the International Florida Artificial Intelligence Research Society Conference, 2022
This work is a theoretical one bridging two mathemat- ical models namely the Quasi Topological Structure (QTS) and Soft Sets (SST) theories. We prove that theQuasi Topological Structure (QTS) can be viewed as a complexification of Soft Sets, from the ...
Anca Pascu Pascu   +2 more
doaj   +1 more source

Now you see it, now you don’t - Cognitive skills and their contributions to mathematics across early development

open access: yesJournal of Cognition, 2023
A broad variety of domain-specific (e.g., non-symbolic magnitude comparison and arithmetic) and domain-general (e.g., spatial skills and inhibition) skills have been identified as precursors to mathematics achievement.
Ilse Elise Johanna Ingrid Coolen   +2 more
doaj   +1 more source

Development of Fractional Order Modeling of Voltage Source Converters

open access: yesIEEE Access, 2020
This paper proposes a mathematical fractional order modelling of Voltage Source Converters (VSC). Fractional behaviour helps to model and describe a real object more accurately than the integer order model.
Monika Sharma   +3 more
doaj   +1 more source

New energy effect in non-cylindrical domains with a thermally insulated moving boundary

open access: yesРоссийский технологический журнал, 2023
Objectives. To develop mathematical model representations of the energy effect in non-cylindrical domains having a thermally insulated moving boundary; to introduce a new boundary condition for thermal insulation of a moving boundary both for locally ...
E. M. Kartashov
doaj   +1 more source

Nonlinear analysis of the electroencephalogram in depth of anesthesia

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2015
Digital signal processing of the electroencephalogram (EEG) became important in monitoring depth of anesthesia (DoA) being used to provide a better anesthetic technique.
Oscar Leonardo Mosquera-Dusan   +3 more
doaj   +1 more source

A spatial epidemic model with a moving boundary

open access: yesInfectious Disease Modelling, 2021
We present a new mathematical model to investigate the spatial spread of an infectious disease. The model consists of a nonlinear PDE system with an unknown velocity field, defined on an epidemic domain that changes with time.
Qiao Zhuang, Jin Wang
doaj   +1 more source

Analysis of direct segregated boundary-domain integral equations for variable-coefficient mixed bvps in exterior domains [PDF]

open access: yes, 2013
This is the post-print version of the Article. The official published version can be accessed from the link below - Copyright @ 2013 World Scientific Publishing.Direct segregated systems of boundary-domain integral equations are formulated for the mixed (
Mikhailov, SE   +2 more
core   +1 more source

THE FORMALIZED MATHEMATICAL CONTENT COGNITIVE MANAGEMENT

open access: yesСовременные информационные технологии и IT-образование, 2018
Problem of the formalized mathematical content management for any given subject domain is considered. The content represented by domain ontology as the unified variety of elementary knowledge classes and relations for such classes as subject domain ...
Konstantin I. Kostenko   +1 more
doaj   +1 more source

Small-Signal Modeling of AC Power Electronic Systems: Critical Review and Unified Modeling

open access: yesIEEE Open Journal of Power Electronics, 2021
The harmonic state-space (HSS), the dynamic phasor (DP), and the generalized dq (GDQ) modeling are three widely used methods for small-signal analysis of ac power electronic systems.
Yicheng Liao, Xiongfei Wang
doaj   +1 more source

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