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Open AccessArticle
13 Pages, 1,217 KB Download PDF

Assessment of the Quality and Sustainability Implications of FIFO and LIFO Inventory Policies through System Dynamics

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 5, Page # 69–81, 2019; DOI: 10.25046/aj040509
Abstract:

Perishable inventory management contributes simultaneously to society and the economy, by reducing food wastage and capitalizing on the freshness of goods. For this reason, countless mathematical models have been developed for their effectiveness and cost-efficient management. Yet, the majority of these models can only optimize systems for a limited time frame, allowing for small gains…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Industrial Engineering (EID))
Open AccessArticle
8 Pages, 725 KB Download PDF

Proposal for a Security Model for a Popular Voting System Process in Latin America

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 5, Page # 53–60, 2019; DOI: 10.25046/aj040507
Abstract:

In Latin America, there is a need for better security systems in different national or sectional votes, which is why this study was carried out, to show a proposal for a security model that helps to obtain better results and to this purpose has been selected information on the database for different Latin American countries,…

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(This article belongs to Section Information Systems in Computer Science (CIS))
Open AccessArticle
7 Pages, 1,884 KB Download PDF

Application of Open-Source Optimization Library “Extremum” to the Synthesis of Feedback Control of a Satellite

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 5, Page # 23–29, 2019; DOI: 10.25046/aj040503
Abstract:

Current work demonstrates how open-source optimization library ”Extremum” (OSOL Extremum) can be used to build feedback controller of a satellite. Proposed software was developed to as an attempt to eliminate current problems that are present in scientific area: black-box effect (i.e. there is no opportunity to explore source code, modify it, or simply verify), no…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Automation & Control Systems (ACS))
Open AccessArticle
7 Pages, 519 KB Download PDF

Melanoma detection using color and texture features in computer vision systems

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 5, Page # 16–22, 2019; DOI: 10.25046/aj040502
Abstract:

All forms of skin cancer are becoming widespread. These forms of cancer, and melanoma in particular, are insidious and aggressive and if not treated promptly can be lethal to humans. Effective treatment of skin lesions depends strongly on the timeliness of the diagnosis: for this reason, artificial vision systems are required to play a crucial…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Bioinformatics (BIF))
Open AccessArticle
6 Pages, 988 KB Download PDF

Communication Management of Digital Information Data in Human Resources as a Policy Making Strategic Program for University

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 539–544, 2019; DOI: 10.25046/aj040465
Abstract:

Modern universities aim at carrying capacity human resources component in its tri dharma (Three Pillars of Higher Education). UPI with sufficient conditions in the management of several resources has undoubtedly tried to establish itself as a modern university. The superior human resource support in every competition and the university’s tri dharma is the primary resource…

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(This article belongs to Section Information Systems in Computer Science (CIS))
Open AccessArticle
7 Pages, 1,316 KB Download PDF

The Fusing Framework Between Lifting Carrier and Tractor-Trailer for Modern Transportation

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 522–528, 2019; DOI: 10.25046/aj040463
Abstract:

The integrating model becomes one of key trends in engineering design. The more the product has functional specifications, the more the industrial consumer apply in many fields. In this paper, a fusion design of architecture platform for autonomous system is demonstrated. It is greater due to combining the specifications of various types in commercial market…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Automation & Control Systems (ACS))
Open AccessArticle
18 Pages, 1,256 KB Download PDF

Material, Structural Optimization and Analysis of Visible-Range Back-Illuminated OPFET photodetector

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 485–502, 2019; DOI: 10.25046/aj040459
Abstract:

High gain-bandwidth product and visible/UV contrast photodetectors are vital in Visible Light Communication (VLC) and Ultraviolet (UV) reflectance imaging applications respectively. We adopt material and structural optimization to perceive such photodetectors with back-illuminated Optical Field Effect Transistor (OPFET) wherein any potential difference in absorption coefficient of the semiconductor material between the visible and the UV…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Multidisciplinary Materials Science (MMU))
Open AccessArticle
7 Pages, 1,108 KB Download PDF

Development of Wavelet-Based Tools for Event Related Potentials’ N400 Detection: Application to Visual and Auditory Vowelling and Semantic Priming in Arabic Language

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 414–420, 2019; DOI: 10.25046/aj040450
Abstract:

Neurological signals are generally very weak in amplitude and strongly noisy. As a result, one of the major challenges in neuroscience is to be able to eliminate noise and thus exploit the maximum amount of information contained in neurological signals (EEG…). In this paper, we aimed at studying the N400 wave of the Event-Related Potentials…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Biomedical Engineering (EBI))
Open AccessArticle
8 Pages, 931 KB Download PDF

An Analysis of Social Media Usage in Winery Businesses

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 380–387, 2019; DOI: 10.25046/aj040446
Abstract:

Although social media is used by an ever-increasing number of businesses, its benefits have not yet been fully exploited. Social media analytics tools can prove helpful in this regard, since they comprise a unique information source for business intelligence. As the social media environment rapidly evolves, various social media analytics tools are emerging. This research…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
8 Pages, 908 KB Download PDF

Investigating The Detection of Intention Signal During Different Exercise Protocols in Robot-Assisted Hand Movement of Stroke Patients and Healthy Subjects Using EEG-BCI System

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 300–307, 2019; DOI: 10.25046/aj040438
Abstract:

Improving the hand motor skills in post-stroke patients through rehabilitation based on movement intention derived signals from the brain in conjunction with robot-assistive technologies are explored. The experimental work is conducted using Electroencephalogram based Brain-Computer Interface (EEG-BCI) system and the AMADEO hand rehabilitation robotic device. Two protocols using visual-cues and then using a 2-Dimensional (2D)…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Biomedical Engineering (EBI))
Open AccessArticle
7 Pages, 978 KB Download PDF

DSTATCOM-Fuel Cell System on Radial Low-voltage Distribution Network for Mitigating Voltage Rise Caused by High Penetration of Photovoltaic Systems

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 285–291, 2019; DOI: 10.25046/aj040436
Abstract:

The Malaysian government has recently announced to increase the share of renewable energy generation from 2% to 20% of the total electricity consumption by year 2030. However, integrating a significant level of renewable energy sources on the distribution network without proper coordination will cause adverse effects that leads to unnecessary operation costs to the stakeholders.…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Electrical Engineering (ELE))
Open AccessArticle
9 Pages, 3,342 KB Download PDF

A Perceptually Optimized Embedded Image Coder and Quality Assessor Based Both on Visual Tools

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 230–238, 2019; DOI: 10.25046/aj040428
Abstract:

In this paper, we propose a new Perceptually Optimized Embedded Zero Tree Image Coder EVIC and its improved version MEVIC. The coder presents a new perceptual model to weight wavelet coefficients to enhance SPIHT embedded coding. The new visual coder aims to improve the visual quality obtained by the reference SPIHT coder for a given…

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(This article belongs to the isaect-18 (Special Issue on Advanced Electrical and Communication Technologies 2019) & Section Telecommunications (TEL))
Open AccessArticle
9 Pages, 1,813 KB Download PDF

Optical Braille Recognition Software Prototype for the Sinhala Language

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 221–229, 2019; DOI: 10.25046/aj040427
Abstract:

Braille system is purposely made for visually impaired people, to support their literal communication in order to share their knowledge. Louis Braille introduced the braille system consists of series dots which are embossed to read by touching. Early days Braille papers are made manually, but at current days braille documents are made using machines. Due…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
21 Pages, 2,883 KB Download PDF

Intelligent Foundations for Knowledge Based Systems

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 73–93, 2019; DOI: 10.25046/aj040410
Abstract:

Knowledge Based Systems play a very important role, within Healthcare, with a primary goal of supporting a high quality service at an optimal cost. A widely accepted knowledge acquisition technique is through the use of Business Rules in a natural language like format. As clinical terminology is centric to HealthCare, a large percentage of these…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
4 Pages, 946 KB Download PDF

The Study of PSi & PSo Algorithm for Reducing Power of the Mobile Communication Network

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 47–50, 2019; DOI: 10.25046/aj040406
Abstract:

Recently, the trend of mobile communication network in Korea has been dramatically increasing the number of operating equipment for managing the explosion of wireless data traffic in 4G LTE network. This phenomenon has caused an increase in the operating cost to the mobile telecommunication service provider. Especially, the study about the reduction of the operating…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Telecommunications (TEL))
Open AccessArticle
11 Pages, 603 KB Download PDF

Development of Tactile Display and an Efficient Approach to Enhance Perceptual Analysis in Rehabilitation

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 01–11, 2019; DOI: 10.25046/aj040401
Abstract:

Tactile displays are widely used in the rehabilitation and education of blind persons, as it is one of the media of communication amongst them. Tactile display performance is measured in terms of accuracy in presenting pattern, accuracy in identification, recognition and reading time of presented pattern. However, it has had meager attention from researchers. This…

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(This article belongs to Section Electronic Engineering (EEE))
Open AccessArticle
9 Pages, 1,482 KB Download PDF

Factors Influencing the Integration of Freight Distribution Networks in the Indonesian Archipelago: A Structural Equation Modeling Approach

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 3, Page # 278–286, 2019; DOI: 10.25046/aj040335
Abstract:

The main problem of the distribution of freight in archipelago countries such as Indonesia is how to ensure that the outlying and outermost islands are served optimally, with low freight costs and optimal frequency of vessel stops at ports. There are three types of vessels that are subsidized and have the duty of public service…

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(This article belongs to Section Transportation Science & Technology (TST))
Open AccessArticle
8 Pages, 1,396 KB Download PDF

Linearity Improvement of VCSELs based Radio over Fiber Systems utilizing Digital Predistortion

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 3, Page # 156–163, 2019; DOI: 10.25046/aj040321
Abstract:

The article proposes a Digital Predistortion (DPD) methodology that substantially meliorates the linearity of limited range Mobile Front Haul links for the extant Long-Term Evolution (LTE) and future (5G) networks. Specifically, the DPD is employed to Radio over Fiber links that contrive of Vertical Cavity Surface Emitting Lasers (VCSELs) working at 850 nm. Both, Memory…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Optics (OPT))
Open AccessArticle
6 Pages, 856 KB Download PDF

Modeling of Grid-Connected Photovoltaic System Installation in Moroccan Ibn Tofail University

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 3, Page # 150–155, 2019; DOI: 10.25046/aj040320
Abstract:

The main importance of solar photovoltaic energies research is to meet the many environmental demands of the energy challenge, to maximize power and to reduce the costs of photovoltaic (PV) systems to reply the energy needs of population. In the present research work, the first objective is to study the performance and the output energy…

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(This article belongs to the isaect-18 (Special Issue on Advanced Electrical and Communication Technologies 2019) & Section Electrical Engineering (ELE))
Open AccessArticle
5 Pages, 774 KB Download PDF

Transfer Function Analysis of Fractional-Order Three-Dimensional Electrically Coupled Cell Network

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 3, Page # 145–149, 2019; DOI: 10.25046/aj040319
Abstract:

In this paper, a novel method is proposed for the dynamic analysis of fractional- order three-dimensional electrically coupled cell network. In general, three- dimensional cell network is constructed by combining three one-dimensional circuit networks. Analysis method is based on the principles of the dynamic analysis with transfer function approximation. Although fractional-order three-dimensional circuit network model…

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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
5 Pages, 652 KB Download PDF

An Expanded Derivation of Suppressing Anisotropic Birefringence in a Rectangular Waveguide

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 3, Page # 58–62, 2019; DOI: 10.25046/aj040309
Abstract:

Birefringence is a known property of anisotropic media where incidence of a single propagating wave on a biaxial boundary gives rise to what scientists refer to as an ordinary wave and extraordinary wave. This article explores the anisotropic electromagnetic theory that gives rise to the phenomenon of birefringence focusing on both ordinary and extraordinary plane…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Multidisciplinary Physics (PMU))
Open AccessArticle
5 Pages, 609 KB Download PDF

Flame Distribution and Attenuation in Narrow Channels Using Mathematical Software

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 3, Page # 53–57, 2019; DOI: 10.25046/aj040308
Abstract:

The article of given research presents the mathematical and computer modeling of flame attenuation in narrow channels for different fire extinguishing and explosion suppression compositions. Such kind of flame distribution and attenuation could be considered for different media and channels but in this case it was considered for narrow channels. The effect on the combustion…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Energy & Fuels (ENF))
Open AccessArticle
9 Pages, 929 KB Download PDF

Vowel Classification Based on Waveform Shapes

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 3, Page # 16–24, 2019; DOI: 10.25046/aj040303
Abstract:

Vowel classification is an essential part of speech recognition. In classical studies, this problem is mostly handled by using spectral domain features. In this study, a novel approach is proposed for vowel classification based on the visual features of speech waveforms. In sound vocalizing, the position of certain organs of the human vocal system such…

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(This article belongs to Section Electronic Engineering (EEE))
Open AccessArticle
6 Pages, 712 KB Download PDF

Microstrip Patch Antenna for Ultra-Wideband Applications

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 3, Page # 10–15, 2019; DOI: 10.25046/aj040302
Abstract:

A new microstrip patch antenna for ultra-wideband applications is presented in this paper. The design and performance of the antenna component are discussed. The propounded antenna is mounted on a compact FR-4 substrate having dimensions 20 x 30 x 1.6 mm3 with relative permittivity εr=4.3. The rectangular patch antenna is slotted with two types; rectangular…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Telecommunications (TEL))
Open AccessArticle
6 Pages, 1,825 KB Download PDF

Evaluation of IEEE 802.11n and IEEE 802.11p based on Vehicle to Vehicle Communications

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 2, Page # 422–427, 2019; DOI: 10.25046/aj040252
Abstract:

Wireless communication opens up new avenues in the field of intelligent vehicle systems, including monitoring, guidance and warning applications. In order to determine more precisely the feasibility of using the 802.11n standard in vehicular communication systems, this paper describes a process for evaluating the propagation performance of the 802.11n and 802.11p standards. To do that,…

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(This article belongs to Section Electronic Engineering (EEE))
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