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Open AccessArticle
9 Pages, 794 KB Download PDF

A New Model of Supplier’s Selection for Sustainable Supply Chain Management

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 2, Page # 251–259, 2019; DOI: 10.25046/aj040233
Abstract:

In the last years, industrial company began to understand the central role that plays sustainable supplier selection (SSS) process for obtaining a sustainable supply chain (SSC). This paper proposes a new multi-criterion decision-making (MCDM) model for managers, which makes it possible to select the best suppliers who respect the sustainable development (SD) concept for a…

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(This article belongs to the SP6 (Special Issue on Recent Advances in Engineering Systems 2018-19) & Section Engineering Management (EMM))
Open AccessArticle
8 Pages, 1,040 KB Download PDF

Parallel Hybrid Testing Tool for Applications Developed by Using MPI + OpenACC Dual-Programming Model

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 2, Page # 203–210, 2019; DOI: 10.25046/aj040227
Abstract:

Building massively parallel applications has become increasingly important with coming Exascale related technologies. For building these applications, a combination of programming models is needed to increase the system’s parallelism. One of these combinations is the dual-programming model (MPI+X) which has many structures that increase parallelism in heterogeneous systems that include CPUs and GPUs. MPI +…

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(This article belongs to Section Software Engineering in Computer Science (CSE))
Open AccessArticle
6 Pages, 634 KB Download PDF

Computational and Technological Models of Cognitive Monitoring Systems

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 2, Page # 197–202, 2019; DOI: 10.25046/aj040226
Abstract:

The approach to the construction of promising cognitive monitoring systems is considered. Based on the analysis of known solutions, the problem of automatic synthesis of computational models of cognitive monitoring is posed. In the synthesis of models, it is proposed to reduce them to relatively finite operational automata. An example of a synthesized model of…

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(This article belongs to Section Theory & Methods in Computer Science (CTM))
Open AccessArticle
7 Pages, 770 KB Download PDF

Nonlinear Analytic Modeling for Novel Linear Variable Reluctance Motors

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 2, Page # 190–196, 2019; DOI: 10.25046/aj040225
Abstract:

In this paper, an analytical modeling is proposed to compute the static and dynamic characteristics of linear variable reluctance motors with taking account of the saturation and the non-linearity of the magnetic circuit. The proposed model is based on the Fourier series expression of the phase flux in which the variation of the linkage flux…

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(This article belongs to the SP6 (Special Issue on Recent Advances in Engineering Systems 2018-19) & Section Electrical Engineering (ELE))
Open AccessArticle
8 Pages, 903 KB Download PDF

Assessment of Coordinated Multipoint Transmission Modes for Indoor and Outdoor Users at 28 GHz in Urban Macrocellular Environment

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 2, Page # 119–126, 2019; DOI: 10.25046/aj040216
Abstract:

The aim of this article is to analyze and evaluate the performance of Coordinated Multipoint (CoMP) transmission approach at a frequency of 28 GHz using three dimensional ray tracing simulations in an urban macrocellular environment. The new performance metric introduced in this article is the relative power usage. Other performance metrics examined in this article…

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(This article belongs to the SP6 (Special Issue on Recent Advances in Engineering Systems 2018-19) & Section Telecommunications (TEL))
Open AccessArticle
11 Pages, 841 KB Download PDF

A Systematic Mapping Study of Cloud, Fog, and Edge/Mobile Devices Management, Hierarchy Models and Business Models

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 2, Page # 91–101, 2019; DOI: 10.25046/aj040212
Abstract:

Cloud computing is an exceptional paradigm, which is facilitating the developments and utilization of resources over the internet. Fog computing operates at the edge of the network saving bandwidth, by not sending all information to the cloud, while edge computing does processing of data at the edge of the cloud. Edge computing reduces the distance…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Software Engineering in Computer Science (CSE))
Open AccessArticle
5 Pages, 1,398 KB Download PDF

Coupling of Local and Global Quantities by A Subproblem Finite Element Method – Application to Thin Region Models

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 2, Page # 40–44, 2019; DOI: 10.25046/aj040206
Abstract:

A method for coupling of local and global fields related to currents, voltages and magnetic fields in magnetodynamic problems is developed in the frame of the finite subproblem finite element method. The method allows to correct the errors arising from thin conducting regions, that replace volume thin regions by surfaces but neglect border effects in…

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(This article belongs to Section Electrical Engineering (ELE))
Open AccessArticle
6 Pages, 1,188 KB Download PDF

High-Temperature Optical Characterization of Wide Band Gap Light Emitting Diodes and Photodiodes for Future Power Module Application

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 2, Page # 17–22, 2019; DOI: 10.25046/aj040203
Abstract:

A systematic study of wide bandgap (WBG) based light emitting diodes (LEDs) and photodiodes (PDs) were conducted for the assessment of modular integration of optoelectronic devices into power modules. The temperature dependence of the photoluminescence (PL) efficiency of Indium gallium nitride/Gallium nitride (InGaN/GaN) multiple quantum wells (MQWs) material was studied from 10 to 800 K.…

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(This article belongs to the SP6 (Special Issue on Recent Advances in Engineering Systems 2018-19) & Section Optics (OPT))
Open AccessArticle
9 Pages, 768 KB Download PDF

A Study on the Efficiency of Hybrid Models in Forecasting Precipitations and Water Inflow Albania Case Study

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 1, Page # 302–310, 2019; DOI: 10.25046/aj040129
Abstract:

Climatic changes have a significant impact on many real life processes. Climacteric position of Albania makes precipitations and water inflows in HPP the main variables influencing the amount of electric energy produced in the country. Taking into account their volatility it has considerably increased the need of using hybrid models to improve the quality of…

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(This article belongs to Section Applied Mathematics (MAP))
Open AccessArticle
6 Pages, 608 KB Download PDF

Photodecoloration of Methyl Orange Solution Assisted by ZrS3 Powders

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 1, Page # 165–170, 2019; DOI: 10.25046/aj040116
Abstract:

Zirconium trisulfide ZrS3 is a representative of transition metal polysulfides containing sulfur as S–1 in polysulfide, usually disulfide S22– groups. Semiconductive zirconium trisulfide which absorbs visible light near UV edge was considered as a possible photocatalyst. We experimentally studied photodecoloration of methyl orange in presence of ZrS3. It was shown for the first time that…

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(This article belongs to the SP6 (Special Issue on Recent Advances in Engineering Systems 2018-19) & Section Chemical Engineering (ENC))
Open AccessArticle
6 Pages, 3,439 KB Download PDF

Low Contrast Image Enhancement Using Convolutional Neural Network with Simple Reflection Model

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 1, Page # 159–164, 2019; DOI: 10.25046/aj040115
Abstract:

Low contrast images degrade the performance of image processing system. To solve the issue, plenty of image enhancement methods have been proposed. But the methods work properly on the fixed environment or specific images. The methods dependent on fixed image conditions cannot perform image enhancement properly and perspective of smart device users, algorithms including iterative…

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(This article belongs to the SP6 (Special Issue on Recent Advances in Engineering Systems 2018-19) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
13 Pages, 977 KB Download PDF

Optimal Designs of Constrained Accelerated Life Testing Experiments for Proportional Hazards Models

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 1, Page # 101–113, 2019; DOI: 10.25046/aj040111
Abstract:

This paper investigates the methods of optimal design construction for step-stress accelerated life testing (ALT) when a Cox’s hazards model is adopted with either a linear or a quadratic baseline hazard function. We discuss multiple step-stress plans for time-censored ALT experiments. The maximum likelihood method is utilized for estimating the model parameters. The information matrices…

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(This article belongs to the SP6 (Special Issue on Recent Advances in Engineering Systems 2018-19) & Section Statistics & Probability (STP))
Open AccessArticle
8 Pages, 872 KB Download PDF

Modeling an Energy Consumption System with Partial-Value Data Associations

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 6, Page # 372–379, 2018; DOI: 10.25046/aj030645
Abstract:

Many existing system modeling techniques based on statistical modeling, data mining and machine learning have a shortcoming of building variable relations for the full ranges of variable values using one model, although certain variable relations may hold for only some but not all variable values. This shortcoming is overcome by the Partial-Value Association Discovery (PVAD)…

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(This article belongs to the SP6 (Special Issue on Recent Advances in Engineering Systems 2018-19) & Section Construction & Building Technology (CBT))
Open AccessArticle
14 Pages, 2,022 KB Download PDF

A Practical Approach for Extending DSMLs by Composing their Metamodels

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 6, Page # 358–371, 2018; DOI: 10.25046/aj030644
Abstract:

Domain specific modeling (DSM) has become popular in the software development field during these last years. It allows to design an application using a domain specific modeling language (DSML) and to generate an end-solution software product directly from models. However providing a new DSML is a complex and costly job. This can be reduced by…

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(This article belongs to the SP6 (Special Issue on Recent Advances in Engineering Systems 2018-19) & Section Software Engineering in Computer Science (CSE))
Open AccessArticle
5 Pages, 658 KB Download PDF

Contract Price Model Under Active Demand Response

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 6, Page # 324–328, 2018; DOI: 10.25046/aj030640
Abstract:

The power market in China is faced with problems such as the continuous widening of terminal load peak-valley difference and the imbalance between supply and demand. Under this background, this paper to establish the mathematical model of the contract price of active demand response. The first is to consider the load component of the user’s…

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(This article belongs to Section Electrical Engineering (ELE))
Open AccessArticle
4 Pages, 493 KB Download PDF

Closed Approach of a Decoder Mobile for the 406 Mhz Distress Beacon

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 6, Page # 243–246, 2018; DOI: 10.25046/aj030631
Abstract:

This article presents the design and realization of decoder mobile for distress beacon 406 MHz. The use of the sparse Fourier transforms in the processing of distress beacon signals. The characteristics of these decoders are mobility, able to decode all the frequencies of the beacons. It locates with great precision the location of the emitting…

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(This article belongs to the SP5 (Special Issue on Multidisciplinary Sciences and Engineering 2018) & Section Telecommunications (TEL))
Open AccessArticle
8 Pages, 730 KB Download PDF

Actual Use and Continuous Use of Retail Mobile App: A Model Comparison Perspective

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 6, Page # 151–158, 2018; DOI: 10.25046/aj030619
Abstract:

A mobile retail app is a growing innovation in a retailing setting and there is an argument on the prominent status of a mobile application in contrast with a mobile website and web applications. The study used quantitative data to run multiple regression analysis with keen attention to linear regression assumption and compare four models…

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(This article belongs to Section Information Systems in Computer Science (CIS))
Open AccessArticle
9 Pages, 1,410 KB Download PDF

Guidance Law Based on Line-of-Sight Rate Information Considering Uncertain Modeled Dynamics

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 6, Page # 195–203, 2018; DOI: 10.25046/aj030626
Abstract:

Proportional navigation (PN) is a widely-used guidance law for missiletarget engagement. The goal of the missile intercept problem is to reduce the closest distance between the missile and target by diminishing the line-of-sight rate (LOS rate). In general, PN guidance law necessitates information of the LOS rate and missile velocity. The closing velocity (relative approaching…

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(This article belongs to the SP5 (Special Issue on Multidisciplinary Sciences and Engineering 2018) & Section Aerospace Engineering (EAR))
Open AccessArticle
4 Pages, 1,253 KB Download PDF

A Development of Agility Mode in Cardiopulmonary Resuscitation Learning Support System Visualized by Augmented Reality

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 6, Page # 136–139, 2018; DOI: 10.25046/aj030616
Abstract:

This paper showed visualization of technics about cardiopulmonary resuscitation contributed to acquiring the skills and understanding them. Especially, this system is focused on the individuality in each object (men, women, and babies) There are problems of a general cardiopulmonary resuscitation (CPR) training because learners are generally taught by instruction based on a subjective judgment. Because…

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(This article belongs to Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
8 Pages, 2,329 KB Download PDF

A Resolution-Reconfigurable and Power Scalable SAR ADC with Partially Thermometer Coded DAC

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 6, Page # 89–96, 2018; DOI: 10.25046/aj030609
Abstract:

Power consumption is becoming more and more important in the Internet of Things (IOT). The ADC is the main power hungry in multi-sensor electronic systems and effectively reducing ADC power consumption without affecting ADC characteristics is an important. This paper is extended from the conference paper. The segmented SAR ADC presents reconfigurable 9 to 12-bit…

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(This article belongs to Section Electronic Engineering (EEE))
Open AccessArticle
11 Pages, 1,285 KB Download PDF

A Holistic User Centric Acute Myocardial Infarction Prediction System With Model Evaluation Using Data Mining Techniques

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 6, Page # 56–66, 2018; DOI: 10.25046/aj030605
Abstract:

Acute Myocardial Infarction (Heart Attack), a Coronary Heart Disease (CHD) is one of the major killers worldwide. Around one thousand data has been collected from AMI patients, people are at risk of maybe a heart attack and individuals with the significant features closely related to heart attack. The sophistication in mobile technology, health care applications…

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(This article belongs to Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
8 Pages, 729 KB Download PDF

Using Nullors to Modify Linear Model Parameters of Transistors in an Analog Circuit

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 5, Page # 439–446, 2018; DOI: 10.25046/aj030550
Abstract:

Usually, after properly biasing an analog circuit we need to linearize its transistors in order to linearize the entire circuit for performance analysis and design. This linearization is done through modeling of devices, which is becoming more and more complicated as the electronic technology advances. This is not of course a major issue for circuit…

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(This article belongs to the SP5 (Special Issue on Multidisciplinary Sciences and Engineering 2018) & Section Electronic Engineering (EEE))
Open AccessArticle
12 Pages, 7,416 KB Download PDF

Virtual Watershed System: A Web-Service-Based Software Package For Environmental Modeling

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 5, Page # 382–393, 2018; DOI: 10.25046/aj030544
Abstract:

The physically-based environmental model is a crucial tool used in many scientific inquiries. With physical modeling, different models are used to simulate real world phenomena and most environmental scientists use their own devices to execute the models. A complex simulation can be time-consuming with limited computing power. Also, sharing a scientific model with other researchers…

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(This article belongs to the SP5 (Special Issue on Multidisciplinary Sciences and Engineering 2018) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
4 Pages, 611 KB Download PDF

A Model of EM Fields from Static Data for Moving Conducting Cylinder

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 5, Page # 307–310, 2018; DOI: 10.25046/aj030536
Abstract:

The effect of rotation and translation of an electromagnetic (EM) scatterer upon the scattered field is studied for the case of TM polarization. The Franklin and Lorenz transformations are used to analyze the phase and the magnitude of the backscattered field during the movement of the scatterer. Also, a new model is presented that simulates…

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(This article belongs to the SP5 (Special Issue on Multidisciplinary Sciences and Engineering 2018) & Section Electrical Engineering (ELE))
Open AccessArticle
9 Pages, 714 KB Download PDF

The Model Development of an Effective Triggering System of Production Kanban Size towards Just-In-Time (JIT) Production

Advances in Science, Technology and Engineering Systems Journal, Volume 3, Issue 5, Page # 298–306, 2018; DOI: 10.25046/aj030535
Abstract:

The contents of this article consist of an extension original work presented at the 4th International Conference on Control, Automation and Robotics (ICCAR 2018) and aims to develop the systematic model of an effective triggering system of production Kanban size towards Just-In-Time (JIT) production system. The developed model was introduced based on the philosophy of…

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(This article belongs to the SP5 (Special Issue on Multidisciplinary Sciences and Engineering 2018) & Section Industrial Engineering (EID))
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