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19061
Improving the combat capability of small police tactical groups
Published 2024-12-01“…The following methods are used in the article: analysis, analysis of primary sources, comparative analysis, statistical and mathematical analysis, survey, expert survey, optimisation and approximation, graphical method of formations and method of optimisation of the commander’s location in a small tactical group, and method of experimental research. …”
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19062
A novel approach to multi-objective portfolio selection: modeling emerging financial markets using satisfaction functions and fuzzy values
Published 2024-11-01“…In other words, the proposed model outperformed the base model in all the objectives under study.Originality/Value: As distinguishing features of the proposed model of this research, one can mention: 1) constructing and using fuzzy distribution functions and calculating ideal values and expected ranges for all desired objectives considering the conditions of the examined market research using simple mathematical modeling, 2) utilizing the experience of financial market experts in planning model for selecting suitable investment portfolios in emerging financial markets, 3) presenting an approach to calculating portfolio risk in conditions of information scarcity in the problem environment using fuzzy theory, 4) development of the fuzzy benchmark-criterion method for weighting the objectives under study in the problem considering the expertise of financial market experts, and 5) simple modeling, considering interval fuzzy values in the model, and being usable for all individuals with different levels of investment knowledge.…”
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19063
Influenza A virus vaccine research conducted in swine from 1990 to May 2018: A scoping review.
Published 2020-01-01“…Study of transmissibility under conditions of natural exposure (n = 7), use of mathematical modelling (n = 11), and autogenous vaccine research reported in journals (n = 7), was limited.…”
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19064
Photonics-based modular multistate digital coherent system
Published 2022-07-01“…The results of calculating radiation patterns and mathematical modeling the beam deflection of a broadband antenna array are presented along with antenna systems based thereon.Conclusions. …”
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19065
Exploring the characteristics of detrusor after contraction in females with pure urodynamic stress incontinence
Published 2025-01-01“…Conclusions This study offers an initial exploration of morphological and mathematical aspects of DAC in urodynamics involving females with pure USI. …”
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19066
Digital Current Measurement Element for Operation During Current Transformer Severe Saturation
Published 2018-12-01“…Digital current measurement element model has been developed and implemented in the MatLab-Simulink environment using the following blocks: a digital filter block responsible for the input signal fundamental frequency component magnitude calculation; a digital filter block responsible for the input signal RMS value calculation; and, also, a standard blocks for basic mathematical calculations needed for proper functioning of the proposed measurement element. …”
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19067
A retrial queueing system with processor sharing and impatient customers
Published 2022-06-01“…The problem of constructing and investigating a mathematical model of a stochastic system with processor sharing, repeated calls, and customer impatience is considered. …”
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19068
Neural Networks Application for the Data of PID Controller for Acrobot
Published 2022-01-01“…Control an Acrobot system, including Neural Network Application for the data of the PID controller (closed form). Mathematical models, Simulink, are also presented specifically through this study. …”
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19069
Investigation Of The Relationship Between Examination Anxiety And Early Maladaptive Schemas Of Students Who Are Preparing For University Examination
Published 2012-07-01“…Number of siblings was related with Entitlement (OR= -10.1; P=<0.01), importance attributed to examination was related with Failure to Achieve (OR= -7.9; P=<0.05) and Subjugation (OR= -5.8; P=<0.01); while the type of division (Science/ Mathematic-Turkish) was related with all schema sub-types (for Emotional Deprivation OR= -11.9, P=<0.01; Failure to Achieve OR= -11.5, P=<0.01; Subjugation OR= -4.7, P=<0.05; Emotional Inhibition OR= -5.9, P=<0.01; and Entitlement OR= -4.5; P=<0.01). …”
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19070
Approach to the organization of decision support in the formulation of innovative regional development strategies applying adaptive-simulation model
Published 2019-09-01“…The result of the study is a theoretical justification for the development of problem-oriented DSS, including a description of the interrelated stages, determining the main design features of this toolkit.As a part of the study, a conceptual scheme of implementation of the decision support system in the field of management of regional innovative development has been proposed, the key functional blocks of the proposed tools have been described, the place of existing tools in the structure of the regional development management system has been determined, the possibilities of its use in the formation of forecast-planned assessments of regional development, as well as the evaluation of the effectiveness of alternative management actions, have been shown.In our opinion, the proposed tools will expand the possibilities of applying the management theory and decision support methods, intelligent information technology, economic and mathematical methods, modern computer simulation technologies for strategic planning of socio-economic systems of macro- and meso-level. …”
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19071
Forecasting models for leprosy cases: a scoping review protocol
Published 2022-07-01“…Introduction Leprosy is a neglected tropical disease caused by Mycobacterium leprae that mainly affects the skin, the peripheral nerves, the mucosa of the upper respiratory tract and the eyes. Mathematical models and statistical methodologies could play an important role in decision-making and help maintain the gains in elimination programmes. …”
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19072
Numerical Investigation on Charging–Discharging of a PCM Using PV and Thermal Oil for Injera Baking Application
Published 2024-01-01“…Our study journey began with exploring relevant papers and system designs, collecting and analyzing data, and, in addition, performing mathematical and numerical models. A numerical simulation was conducted using a finite-difference computational model for the thermal storage containing PCM and thermal oil. …”
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19073
False Alarm Reduction in Self-Care by Personalized Automatic Detection of ECG Electrode Cable Interchanges
Published 2020-01-01“…In this context, we present and assess a new method for electrode reversals identification for Mason-Likar based 3D ECG recording systems which are especially convenient to use in self-care and allow to achieve, as previously reported, high computerized ischemia detection accuracy. Methods. We mathematically simulate the effect of the six pairwise reversals of the LA, RA, LL, and C2 electrodes on the three ECG leads I, II, and V2. …”
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19074
The Effect of Interlayer on Water Cut Rise in a Bottom Water Reservoir
Published 2021-01-01“…In this paper, the mathematical model of two-phase flow in the bottom water reservoir with the interlayer is proposed, and the numerical solution of the model is obtained by a finite element method. …”
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19075
The Frobenius number associated with the number of representations for sequences of repunits
Published 2023-01-01Get full text
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19076
Multiple solutions for singularly perturbed semilinear elliptic equations in bounded domains
Published 2005-01-01Get full text
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19077
A Necessary Characteristic Equation of Diffusion Processes Having Gaussian Marginals
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19078
Existence of a Short-Run Equilibrium of the Dixit-Stiglitz-Krugman Model
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19079
Derived equivalences of upper-triangular ring spectra via lax limits
Published 2024-05-01Get full text
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19080
Stability of a Three-Species Cooperative System with Time Delays and Stochastic Perturbations
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