Latest Communications of International Proceedings articles

05
Jul
2021

Study and Analyzing an Effective SQL Queries Optimization in SAP ERP and S/4 HANA Systems

Trends and Challenges in Software Development and Performance Optimization: 37SE 2021
Query optimization is the most significant factor for any centralized relational database management system (RDBMS) that reduces the total execution time of a query. Query optimization is the process of executing a SQL (Structured Query Language) query in relational databases to determine the most efficient…
05
Jul
2021

Covert Channel Creation Based on Embedding Information Via Phase Shift

Challenges in Communication Technologies - IoT, Networks, and Security: 37ICT 2021
In this article, we proposed a modulation scheme for wireless covert channel communication based on the phase shift of the constellation points. We called this method PSM (Phase Shift Method). Proposed  model is compared with the most popular (traditional) modulating scheme base on combined signal…
05
Jul
2021

The Transmit Power Control for Clustered Network in Presence a Primary User Constraints

Challenges in Communication Technologies - IoT, Networks, and Security: 37ICT 2021
Intention of this paper is to propose of solution for Transmission Power Control in wireless communications with special scope on mobile ad-hoc networks organized in clusters in presence of intentional Jamming. Author was looking for an optimal solution and such a proposal was verified in…
05
Jul
2021

Benchmarking Scalability and Security Configuration Impact for A Distributed Sensors-Server IOT Use Case

Challenges in Communication Technologies - IoT, Networks, and Security: 37ICT 2021
Internet of Things has been getting more and more attention and found numerous practical applications. Especially important in this context are performance, security and ability to cope with failures. Especially crucial is to find good trade-off between these. In this article we present results of…
05
Jul
2021

Exploring the Role of the State in Providing National Welfare: Implications for Policy

Economic Perspectives - Challenges, Strategies, and Policy Implications: 37ECO 2021
Social sphere development and the increase of national welfare are priority areas of the socio-economic policy of many countries in the world. However, in some countries this policy is highly effective and demonstrates high results (for example, equalization of social inequality, increasing the volume and…
04
Jul
2021

Systematic Review of the Literature on Augmented-Reality Mobile Applications for School Education

Innovations in Digital Learning Environments - Challenges and Best Practices: 37eLEARN 2021
The school education that is currently being developed is still based on a traditional learning model where the students do not make use of their creativity and tend to be passive subjects with little initiative, insecurity, and scarce interest in the learning process. This generates…
04
Jul
2021

Teaching Staff of Russian Higher Educational Organizations

Trends in Education – Enhancing Learning and Development: 37EDU 2021
Teaching staff is the main factor in educational processes. In the modern system of the Russian education, there are many problematic points, including the teaching staff. Among them there can be the teaching staff aging, underdevelopment of the advanced training and retraining of teaching staff’s…
04
Jul
2021

Determinants of Changes in the Domestic Employment as a Result of Participation in GVCs: Analysis for UE Countries

Economic Perspectives - Challenges, Strategies, and Policy Implications: 37ECO 2021
In this article, there are global value chain (GVC) analysis applied to recent trends in domestic employment connected with participation in GVC. Traditional statistics do not reveal the full nature of how consumption in one country may drive production and therefore, sustain employment in economies…
04
Jul
2021

Making Economy Humane – The Role of Cooperation, Trust and Relationships

Economic Perspectives - Challenges, Strategies, and Policy Implications: 37ECO 2021
The aim of the paper is a thesis that cooperation, trust and relationships are critical to make the economic system based on the market paradigm, more humane; a system which is not to be driven by the overriding rule of maximization of profit. With reference…
04
Jul
2021

Application of Runge-Kutta’s Implicit Methods for Solving Stiff Non-linear Dif-ferential Equations of a Single-Phase Transformer Model in the No-load State

Innovations in Artificial Intelligence, Machine Learning and Intelligent Systems: 37AI 2021
In this paper Runge-Kutta implicit methods for solving stiff nonlinear problems were compared. For the study purposes three different approximations were tested: Gauss-Legendre, Radau and Lobatto. In order to compare the methods, the inrush current under no-load state of a 1-phase transformer was calculated. The…

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