Results 21 to 30 of about 6,828,993 (254)

Deriving Synchronizing and Homing Sequences for Input/Output Automata

open access: yesМоделирование и анализ информационных систем, 2017
In this paper, we study the problem of existence check and derivation of synchronizing and homing sequences for finite input/output automata. Corresponding sequences can be effectively used for the current state identification of a system under test ...
Natalia G. Kushik   +3 more
doaj   +1 more source

The Eulerian–Lagrangian Approach for the Numerical Investigation of an Acoustic Field Generated by a High-Speed Gas-Droplet Flow

open access: yesFluids, 2021
This paper presents the Eulerian–Lagrangian approach for numerical modeling of high-speed gas-droplet flows and aeroacoustics. The proposed hybrid approach is implemented using the OpenFOAM library and two different methods.
Valeriia G. Melnikova   +2 more
doaj   +1 more source

Human Psychophysiological Activity Estimation Based on Smartphone Camera and Wearable Electronics

open access: yesFuture Internet, 2020
This paper presents a study related to human psychophysiological activity estimation based on a smartphone camera and sensors. In recent years, awareness of the human body, as well as human mental states, has become more and more popular.
Alexey Kashevnik   +8 more
doaj   +1 more source

Some New Upper Bounds for the Y-Index of Graphs

open access: yesJournal of Mathematics, 2022
In mathematical chemistry, the topological indices with highly correlation factor play a leading role specifically for developing crucial information in QSPR/QSAR analysis.
Durbar Maji   +2 more
doaj   +1 more source

Edge Colouring of Neutrosophic Graphs and Its Application in Detection of Phishing Website

open access: yesDiscrete Dynamics in Nature and Society, 2022
Graph colouring enjoys many practical as well as theoretical uses. Graph colouring is still a very active subject of research. This article introduces a new concept of the chromatic number of the neutrosophic graph (NG).
Rupkumar Mahapatra   +2 more
doaj   +1 more source

MODELLING OF TURBULENT WAKE FOR TWO WIND TURBINES

open access: yesНаучный вестник МГТУ ГА, 2018
The construction of several large wind farms (The Ulyanovsk region, the Republic of Adygea, the Kaliningrad region, the North of the Russian Federation) is planned on the territory of the Russian Federation in 2018–2020.
A. S. Kryuchkova, S. V. Strijhak
doaj   +1 more source

Special Type Routing Problems in Plane Graphs

open access: yesMathematics, 2022
We considered routing problems for plane graphs to solve control problems of cutting machines in the industry. According to the cutting plan, we form its homeomorphic image in the form of a plane graph G.
Tatiana Makarovskikh, Anatoly Panyukov
doaj   +1 more source

An investigation of edge F-index on fuzzy graphs and application in molecular chemistry

open access: yesComplex & Intelligent Systems, 2022
The molecular descriptors are a useful tool in the spectral graph, molecular chemistry and several fields of chemistry and mathematics. The edge F-index is proposed for fuzzy graphs (FGs) here. Bounds of this index are calculated for FGs. The FG has been
Sk Rabiul Islam, Madhumangal Pal
doaj   +1 more source

A machine learning approach to analyze customer satisfaction from airline tweets

open access: yesJournal of Big Data, 2019
Customer’s experience is one of the important concern for airline industries. Twitter is one of the popular social media platform where flight travelers share their feedbacks in the form of tweets.
Sachin Kumar, Mikhail Zymbler
doaj   +1 more source

Static analysis of function calls in Erlang [PDF]

open access: yese-Informatica Software Engineering Journal, 2013
Functions and their relations can affect numerous properties and metrics of a functional program. To identify and represent the functions and their calling connections, software analysers commonly apply semantic function analysis, which derives the ...
Dániel Horpácsi, Judit Kőszegi
doaj   +1 more source

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