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Open AccessArticle
9 Pages, 5,642 KB Download PDF

A Proposal of TCP Fairness Control Method for Two-Host Concurrent Communications in Elastic WLAN System Using Raspberry Pi Access-Point

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 6, Page # 10–18, 2019; DOI: 10.25046/aj040602
Abstract:

The IEEE802.11n based Wireless Local Area Networks (WLANs) have been extensively deployed due to the flexible coverage, the easy installation, and the lower cost. To reduce the energy consumption while increasing the performance, the elastic WLAN system has been studied, such that it can dynamically change the network configuration according to traffic demands. As well,…

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(This article belongs to the SP8 (Special Issue on Multidisciplinary Sciences and Engineering 2019-20) & Section Network Engineering (ENW))
Open AccessArticle
8 Pages, 671 KB Download PDF

Analysis of Information Security for a Voting Process for Sectional Governments in Ecuador

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 5, Page # 352–359, 2019; DOI: 10.25046/aj040546
Abstract:

Knowing about different events in several Latin American countries, as well as in Ecuador, in relation to data alteration, in the different sectional voting processes, it has been necessary to carry out a security analysis provided by the systems of choice in the different sectional governments of the country. The objective of this study is…

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(This article belongs to Section Information Systems in Computer Science (CIS))
Open AccessArticle
5 Pages, 1,042 KB Download PDF

Direction of Arrival Using 2-D Matrix Pencil Method

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 5, Page # 341–345, 2019; DOI: 10.25046/aj040544
Abstract:

In this research work, we proposed a technique to decrease the complexity of 2-D Matrix Pencil (MP) for the direction of arrival (DOA) evaluation by combining two perpendicular arrays: The first one is the uniform linear array (ULA) and the second one is a uniform circular array (UCA). This special structure for the 2D Matrix…

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(This article belongs to the SP8 (Special Issue on Multidisciplinary Sciences and Engineering 2019-20) & Section Telecommunications (TEL))
Open AccessArticle
7 Pages, 662 KB Download PDF

A Modular Multipurpose, Parameter Centered Electronic Health Record Architecture

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 5, Page # 334–340, 2019; DOI: 10.25046/aj040543
Abstract:

Health Information Technology is playing a key role in healthcare. Specifically, the use of electronic health records has been found to bring about most significant improvements in healthcare quality, mainly as relates to patient management, healthcare delivery and research support. Health record systems adoption has been promoted in many countries to support efficient, high quality…

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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
10 Pages, 1,240 KB Download PDF

CISELexia: Computer-Based Method for Improving Self-Awareness in Children with Dyslexia

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 5, Page # 258–267, 2019; DOI: 10.25046/aj040532
Abstract:

Dyslexia has a lack of ability which causes other disturbances to social-emotional development. Based on an interview with the Chair of the Indonesian Dyslexia Association, increasing self-awareness is one form of dyslexia therapy to reduce that problem. Therefore there is a need for increasing self-awareness to solve that problem, whereas such technology the closest has…

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(This article belongs to Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
9 Pages, 2,001 KB Download PDF

Transformation of Solar Energy to Electricity with Photovoltaic Systems, Reduction of Electrical Consumption and Installation of LED Lamps in the ITSAO

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 5, Page # 234–242, 2019; DOI: 10.25046/aj040529
Abstract:

In this work of technological development and research is presented the work done in the ITSAO to contribute to the use of clean energy such as photovoltaics and the implementation of activities to reduce electricity consumption by the technological community, the monitoring of electricity consumption is made on a monthly basis and an annual report…

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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
5 Pages, 948 KB Download PDF

Android Application to Detect Cat Disease Using an Expert System

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 5, Page # 158–162, 2019; DOI: 10.25046/aj040521
Abstract:

The purpose of this research is to develop an android application named “TANYA MEOW” which can be used by cat owners to detect the diseases that their cats suffer based on visible symptoms. The cat owners need to answer questionnaire to detect what disease is suffering by their cat. The result of the disease is…

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(This article belongs to Section Software Engineering in Computer Science (CSE))
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
9 Pages, 575 KB Download PDF

Fully Homomorphic Encryption Scheme Based On Complex Numbers

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 5, Page # 30–38, 2019; DOI: 10.25046/aj040504
Abstract:

In this paper, we present a new Somewhat Homomorphic Encryption (SHE) scheme using computation over complex numbers. We then use Bootstrapping technique to make the scheme Fully Homomorphic (FH) and supports unbounded number of circuit depth. In addition to its homomorphic properties and security level, a main characteristic of the proposed new scheme is its…

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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
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
15 Pages, 714 KB Download PDF

Logic Error Detection System based on Structure Pattern and Error Degree

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 5, Page # 01–15, 2019; DOI: 10.25046/aj040501
Abstract:

The importance of programming skills has increased with advances in information and communication technology (ICT). However, the difficulty of learning programming is a major problem for novices. Therefore, we propose a logic error detection algorithm based on structure patterns, which are an index of similarity based on abstract syntax trees, and error degree, which is…

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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
13 Pages, 2,503 KB Download PDF

A Lightweight, Hardware-Based Support for Isolation in Mixed-Criticality Network-on-Chip Architectures

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 561–573, 2019; DOI: 10.25046/aj040467
Abstract:

Spatial and temporal isolation is a crucial issue in embedded systems executing multiple tasks with several levels of criticality. This is considerably significant in the context of multi-processor (or multi-core) embedded systems running multiple mixed-criticality applications in parallel. This work deals with the issue of isolation of different application classes on Network on Chip (NoC)…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Electronic Engineering (EEE))
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
8 Pages, 1,159 KB Download PDF

Embedded Artificial Neural Network FPGA Controlled Cart

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 509–516, 2019; DOI: 10.25046/aj040461
Abstract:

An artificial neural network (ANN) computing system can be significantly influenced by its implementation type. The software implemented ANN can produce high accuracy output with slow computation time performance compared to hardware implemented ANN which runs at a faster computation time but with low accuracy. Normally, software implementation reduces the proficiency and efficiency of the…

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(This article belongs to Section Electronic Engineering (EEE))
Open AccessArticle
6 Pages, 726 KB Download PDF

An Investigative Study on Technology Impact on the Quality of Working Life in a University Healthcare and Pharmacy

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 503–508, 2019; DOI: 10.25046/aj040460
Abstract:

The purpose of this study was to investigate the impact of the implementation of the Online Appointment Scheduling system and Pharm Partner system technologies on the quality of working life for users in a small healthcare environment at the University of Technology, Jamaica. Both qualitative and quantitative methods were employed. Two data collection instruments were:…

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(This article belongs to Section Information Systems in Computer Science (CIS))
Open AccessArticle
6 Pages, 971 KB Download PDF

Marginalizing Last Mile Logistics Cost through 4th Party Milk Run

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 462–467, 2019; DOI: 10.25046/aj040456
Abstract:

To reduce its high last mile logistics cost, a company may explore different options such as a horizontal collaboration with another company that has a similar logistics requirement. Traditionally, the collaboration can be conducted through an outsource contract mechanism where the company may need to guarantee a certain number of logistics demands or usage for…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Transportation Science & Technology (TST))
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
10 Pages, 1,328 KB Download PDF

Supporting Better Physical Activity in a Smart City: a Framework for Suggesting and Supervising Walking Paths

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 404–413, 2019; DOI: 10.25046/aj040449
Abstract:

The increase of elderly population creates the need to promote healthy aging, with autonomy and independence, for preserving the functional capacity and quality of life as much as possible. To achieve this goal the recommendations include walking a certain amount of steps daily, given that the exact amount of steps changes with age, lesions, and…

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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, 951 KB Download PDF

Enhancing Bodily Movements of the Visually Impaired Children by Airflow

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 308–313, 2019; DOI: 10.25046/aj040439
Abstract:

This study involved three departments of teachers and students. The concept of the flow-motivated exercise implemented with a set of flow nozzles. A computer-controlled airflow with specific music introduced, and the motion responses from the participants were analyzed during the initial test and field study. During the initial examination, we adjusted the magnitude and distance…

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(This article belongs to the SP8 (Special Issue on Multidisciplinary Sciences and Engineering 2019-20) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
8 Pages, 696 KB Download PDF

Prototype of a Security Architecture for a System of Electronic Voting for the Ecuador

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 292–299, 2019; DOI: 10.25046/aj040437
Abstract:

To be able to perform a better voting system, it is important to go to ICT and its various platforms designed for electoral purposes, which are being used in several countries in Latin America. In Ecuador are being used digital mechanisms during the process, but with certain errors and he is being considered to implement…

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(This article belongs to Section Information Systems in Computer Science (CIS))
Open AccessArticle
9 Pages, 1,039 KB Download PDF

Dysphoria Detection using EEG Signals

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 197–205, 2019; DOI: 10.25046/aj040424
Abstract:

Dysphoria is a state faced when one experienced disappointment. If it is not handled properly, dysphoria may trigger acute stress, anxiety and depression. Typically, the individual who experienced dysphoria are in-denial because dysphoria is always being associated with negative connotations such as incompetency to handle pressure, weak personality and lack of will power. To date,…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Psychiatry (PSY))
Open AccessArticle
8 Pages, 1,055 KB Download PDF

Effects of Using Fuzzy Material Handling Inputs in the Genetic Algorithm for Machine Layout

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 133–140, 2019; DOI: 10.25046/aj040416
Abstract:

This study introduces the implementation of fuzzy set theory to solve machine layout design issues, in order to handle vague information, using a genetic algorithm with tournament selection as the selection operator. The material handling inputs, including frequency and volume of materials that move between machines, were the parameters regarded as fuzzy numbers. The experimental…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Manufacturing Engineering (EMF))
Open AccessArticle
9 Pages, 795 KB Download PDF

Exploring of The Employee Information Management System using HOT-Fit and UTAUT2 Model

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 106–114, 2019; DOI: 10.25046/aj040412
Abstract:

Information Systems are a combination of information technology and activities of people who use these technologies to support operations, management, data, and technology. Based on Indonesian Minister of Home Affairs Decree No. 17 of 2000, the Regional Office of the Ministry of Law and Human Rights of West Sulawesi implements the Employee Management Information System…

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(This article belongs to Section Information Systems in Computer Science (CIS))
Open AccessArticle
7 Pages, 2,024 KB Download PDF

Frequency-Tunable Narrow-Band Ladder-Shape Microstrip Patch Antenna for TV Applications

Advances in Science, Technology and Engineering Systems Journal, Volume 4, Issue 4, Page # 51–57, 2019; DOI: 10.25046/aj040407
Abstract:

In this paper, a frequency-tunable antenna is proposed based on a previous antenna which has a ladder shape and a size of 120 x 50 mm2. It is fed using a coaxial cable and it is operational at 700 MHz which is in the UHF band with a bandwidth of 30 MHz. Varactors, having a…

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(This article belongs to the SP7 (Special Issue on Advancement in Engineering and Computer Science 2019) & Section Telecommunications (TEL))
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