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Open AccessArticle
16 Pages, 2,509 KB Download PDF

Spatio-Temporal Analysis of Drought over the Guinean-Sudano Ecological Zone, Northern Nigeria

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 6, Page # 151–166, 2021; DOI: 10.25046/aj060620
Abstract:

Drought has become more common and severe in recent decades due to increased global changes in climatic conditions and anthropogenic activities thereby analyzing drought at both regional and local levels is crucial. And so, this study aims at assessing drought risk in Northern Nigeria using NDVI and SPI. Data used included satellite images (Landsat OLI-TIRS,…

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(This article belongs to Section Environmental Sciences (ENS))
Open AccessArticle
6 Pages, 1,136 KB Download PDF

Video Risk Detection and Localization using Bidirectional LSTM Autoencoder and Faster R-CNN

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 6, Page # 145–150, 2021; DOI: 10.25046/aj060619
Abstract:

This work proposes a new unsupervised learning approach to detect and locate the risks “abnormal event” in video scenes using Faster R-CNN and Bidirectional LSTM autoencoder. The approach proposed in this work is carried out in two steps: In the first step, we used a bidirectional LSTM autoencoder to detect the frames containing risks. In…

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(This article belongs to Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
8 Pages, 1,052 KB Download PDF

Analysis of Reading Time and the Number of Characters within One Gazing Point

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 6, Page # 137–144, 2021; DOI: 10.25046/aj060618
Abstract:

Concomitant with the ubiquity of lightweight electronic terminals, such as smartphones and tablets, e-books have increased in popularity. However, studies have shown that their display method and information-presentation efficiency need improvement. We investigated visual information processing during reading to develop a more efficient display method that presents information in an easier to see fashion than…

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(This article belongs to Section Behavioral Sciences (BHS))
Open AccessArticle
11 Pages, 720 KB Download PDF

Associated Risk Factors for the Development of Extensively Resistant Pulmonary Tuberculosis in the First Level of Health Care: From a Public Health Perspective

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 6, Page # 119–129, 2021; DOI: 10.25046/aj060616
Abstract:

To determine the risk factors associated with the development of extensively resistant pulmonary tuberculosis in the DIRIS Lima Sur, 2017. The type of research was observational, quantitative, analytical, retrospective case-control approach. The population consisted of 158 patients with MDR-TB treatment schedule between 2016 and 2017. The sample consisted of 24 cases diagnosed with extensively drug-resistant…

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(This article belongs to the SP11 (Special Issue on Innovation in Computing, Engineering Science & Technology 2021) & Section Immunology (IMN))
Open AccessArticle
10 Pages, 1,011 KB Download PDF

Innovations in Recruitment—Social Media

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 6, Page # 88–97, 2021; DOI: 10.25046/aj060613
Abstract:

The main objective and contribution of the paper is to describe the creation of a model to support recruitment using social media information and its deployment in practice. The model includes the design of an automated solution for downloading social media data and a proposal for the subsequent analysis and creation of a predictive model…

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(This article belongs to the SP11 (Special Issue on Innovation in Computing, Engineering Science & Technology 2021) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
6 Pages, 449 KB Download PDF

The Influence of Online Learning on Learning Interest and Motivation and Their Impact on Student Achievement at Educational Technology Study Program – Ibn Khaldun University Bogor

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 6, Page # 82–87, 2021; DOI: 10.25046/aj060612
Abstract:

The aim of this research was to prove the effect of online learning on interest and motivation to learn and its effect on student achievement in the Educational Technology Study Program – Ibnu Khaldun University, Bogor. This research method uses descriptive analysis and verification with a quantitative approach. The source of this research uses primary…

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(This article belongs to Section Education (EDU))
Open AccessArticle
10 Pages, 672 KB Download PDF

Intermediation in Technology Transfer Processes in Agro-Industrial Innovation Systems: State of Art

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 6, Page # 66–75, 2021; DOI: 10.25046/aj060610
Abstract:

Considering the importance of addressing innovation issues that impact the development of economic sectors, this document presents the research work aimed at establishing a state of the art related to technology transfer and intermediation issues, which can be adopted in the innovation systems. In this case, the agro-industrial innovation system is taken as a reference…

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(This article belongs to the SP11 (Special Issue on Innovation in Computing, Engineering Science & Technology 2021) & Section Operations Research & Management Science (ORM))
Open AccessArticle
6 Pages, 392 KB Download PDF

Modelling and Testing Services with Continuous Time SRML

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 6, Page # 60–65, 2021; DOI: 10.25046/aj060609
Abstract:

The SENSORIA Reference Modeling Language (SRML) aims at modelling composite services at a high level. Continuous time SRML extends SRML so that it can model services whose components can perform both discrete processes and continuous processes. In order to show how continuous time SRML is applied, in this paper, we systematically introduce our study on…

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(This article belongs to the SP11 (Special Issue on Innovation in Computing, Engineering Science & Technology 2021) & Section Theory & Methods in Computer Science (CTM))
Open AccessArticle
6 Pages, 372 KB Download PDF

Hiragana and Katakana Minutiae based Recognition System

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 6, Page # 54–59, 2021; DOI: 10.25046/aj060608
Abstract:

The Japanese writing system is unique due to the number of characters employed and the methods used to write words. It consists of three different ’alphabets’, which may result in the methods used to process Latin script not being sufficient to obtain satisfactory results when attempting to apply them to a recognition of the Japanese…

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(This article belongs to the SP11 (Special Issue on Innovation in Computing, Engineering Science & Technology 2021) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
11 Pages, 802 KB Download PDF

Antecedents to Learners’ Satisfaction with Serious Games: An Investigation Using Partial Least Square

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 6, Page # 43–53, 2021; DOI: 10.25046/aj060607
Abstract:

Serious games are at the forefront of discussions about the future of learning. Research shows that they can help improve student motivation and knowledge transfer by making learning experiences more pleasurable. Teaching practices are increasingly enhanced or complemented by serious games; skills and knowledge are developed by recreating realistic situations allowing learners to enhance their…

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(This article belongs to the SP11 (Special Issue on Innovation in Computing, Engineering Science & Technology 2021) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
6 Pages, 1,194 KB Download PDF

Building Health Monitoring using Visualization of Sound Features Based on Sound Localization

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 6, Page # 01–06, 2021; DOI: 10.25046/aj060601
Abstract:

This paper describes what can be accomplished by understanding sound environments. Understanding sound environments is achieved by extracting the features of the sound and visualizing the features. The visualization is realized by converting the three features, namely, loudness, continuity, and pitch, into RGB values and expressing the sound with color, where the color is painted…

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(This article belongs to the SP11 (Special Issue on Innovation in Computing, Engineering Science & Technology 2021) & Section Acoustics (ACO))
Open AccessArticle
8 Pages, 732 KB Download PDF

Neural Network for 2D Range Scanner Navigation System

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 5, Page # 348–355, 2021; DOI: 10.25046/aj060539
Abstract:

Navigation of a moving object (drone, vehicle, robot, and so on) and related localization in unknown scenes is nowadays a challenging subject to be addressed. Typically, different source devices, such as image sensor, Inertial Measurement Unit (IMU), Time of Flight (TOF), or a combination of them can be used to reach this goal. Recently, due…

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(This article belongs to the SP12 (Special Issue on Multidisciplinary Sciences and Engineering 2021-22) & Section Instruments & Instrumentation (IIN))
Open AccessArticle
5 Pages, 751 KB Download PDF

Enhancing Decision Trees for Data Stream Mining

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 5, Page # 330–334, 2021; DOI: 10.25046/aj060537
Abstract:

Data stream gained obvious attention by research for years. Mining this type of data generates special challenges because of their unusual nature. Data streams flows are continuous, infinite and with unbounded size. Because of its accuracy, decision tree is one of the most common methods in classifying data streams. The aim of classification is to…

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(This article belongs to Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
7 Pages, 632 KB Download PDF

TETRA™ Techniques to Assess and Manage the Software Technical Debt

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 5, Page # 303–309, 2021; DOI: 10.25046/aj060534
Abstract:

The paper examines the company’s proprietary means for determining the quality of a software product and measuring its technical debt. The paper’s authors explain how a software product’s quality is directly correlated with the amount of varying technical debts that the end-users receive. All debts can be paid, and technical debt is no exception: one…

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(This article belongs to Section Automation & Control Systems (ACS))
Open AccessArticle
6 Pages, 965 KB Download PDF

Ensemble Learning of Deep URL Features based on Convolutional Neural Network for Phishing Attack Detection

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 5, Page # 291–296, 2021; DOI: 10.25046/aj060532
Abstract:

The deep learning-based URL classification approach using massive observations has been verified especially in the field of phishing attack detection. Various improvements have been achieved through the modeling of character and word sequence of URL based on convolutional and recurrent neural networks, and it has been proven that an ensemble approach of each model has…

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(This article belongs to the SP12 (Special Issue on Multidisciplinary Sciences and Engineering 2021-22) & Section Information Systems in Computer Science (CIS))
Open AccessArticle
12 Pages, 1,087 KB Download PDF

Comparative Analysis and Modern Applications of PoW, PoS, PPoS Blockchain Consensus Mechanisms and New Distributed Ledger Technologies

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 5, Page # 279–290, 2021; DOI: 10.25046/aj060531
Abstract:

Central authorities have registered economic transactions based on trust since the dawn of time. With the advent of paper, methods for documenting transactions and records became more difficult and detailed. With the widespread use of computers in recent years, digital recording has made record keeping easier and since then every technical advancement has made data…

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(This article belongs to the SP11 (Special Issue on Innovation in Computing, Engineering Science & Technology 2021) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
6 Pages, 974 KB Download PDF

Discover DaVinci: Blockchain, Art and New Ways of Digital Learning

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 5, Page # 273–278, 2021; DOI: 10.25046/aj060530
Abstract:

Discover DaVinci is a novel augmented reality system that incorporates blockchain technology with experiential learning to engage participants in an interactive discovery of Leonardo da Vinci’s oeuvre. The software was created by Marko Suvajdzic, first author of this paper, and it was produced at the University of Florida Digital Worlds Institute. In the true spirit…

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(This article belongs to the SP11 (Special Issue on Innovation in Computing, Engineering Science & Technology 2021) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
6 Pages, 773 KB Download PDF

Low-Power Primary Cell with Water-Based Electrolyte for Powering of Wireless Sensors

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 5, Page # 267–272, 2021; DOI: 10.25046/aj060529
Abstract:

In this work we discuss a special technique for powering of sensor systems, based on a low-power primary cell consisting of two electrodes, made from different metals, with water (lake, rain or tap water) used as an electrolyte. Once placed into an aqueous solution, the primary cell generates a small electric current, which may be…

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(This article belongs to the SP11 (Special Issue on Innovation in Computing, Engineering Science & Technology 2021) & Section Electrical Engineering (ELE))
Open AccessArticle
7 Pages, 546 KB Download PDF

VoIP Codec Performance Evaluation on GRE with IPsec over IPv4 and IPv6

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 5, Page # 260–266, 2021; DOI: 10.25046/aj060528
Abstract:

Scientists succeeded in implementing conventional public switch telephone network (PSTN) into internet protocol by launching H.323 IP telephony. The irrelevant and unknown captions in H.323, computer scientists have replaced H.323 by Session Initiation Protocol (SIP) for Voice-over-IP (VoIP). However, the security of voice communication over IP is still a major concern. Besides, security and performance…

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(This article belongs to Section -)
Open AccessArticle
12 Pages, 821 KB Download PDF

Leveraging Energy Efficiency Investments: An Innovative Web-based Benchmarking Tool

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 5, Page # 237–248, 2021; DOI: 10.25046/aj060526
Abstract:

Energy Efficiency (EE) plays a key role in decreasing energy consumption at a European level, while it is considered as one of the most cost-efficient means to achieve carbon reduction and reinforce energy sufficiency and security. EE financing is imperative to implement measures that will lead to achieving the desired carbon neutrality and, thus, avert…

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(This article belongs to the SP11 (Special Issue on Innovation in Computing, Engineering Science & Technology 2021) & Section Green & Sustainable Science & Technology (GSS))
Open AccessArticle
8 Pages, 348 KB Download PDF

Cyberbullying Detection by Including Emotion Model using Stacking Ensemble Method

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 5, Page # 229–236, 2021; DOI: 10.25046/aj060525
Abstract:

Cyberbullying is a serious problem and caused an immense impact to the victim. To prevent the cyberbullying, the solution is to develop an automatic detection system. In this research, we propose a combined model for cyberbullying detection and emotion detection by using stacking method. The experiment is to create a better model for cyberbullying detection…

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(This article belongs to Section Information Systems in Computer Science (CIS))
Open AccessArticle
7 Pages, 949 KB Download PDF

Design Optimization and Life Cycle Cost Assessment of GRC Shading Screens for Office Buildings in Cairo

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 5, Page # 222–228, 2021; DOI: 10.25046/aj060524
Abstract:

Office buildings commonly use fully glazed façades to reflect a luxurious appearance and to maximize natural light of high solar exposure and high-energy consumption due to cooling and heating. There is a great abundance in constructing shading screens as they are part of the modern movement in field of Energy Conservation, renewable energies, and architectural…

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(This article belongs to Section Architectural Engineering (EAH))
Open AccessArticle
9 Pages, 1,195 KB Download PDF

Electrification of a Bus Line in Savona Considering Depot and Opportunity Charging

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 5, Page # 213–221, 2021; DOI: 10.25046/aj060523
Abstract:

A transition towards electrification of the public transport sector is ongoing in many cities around the world, as a response to global warming and pollution. However, the question is whether the current state of technology is already sufficient to replace the conventional buses with electric ones and if the existing charging facilities are appropriate to…

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(This article belongs to the SP12 (Special Issue on Multidisciplinary Sciences and Engineering 2021-22) & Section Transportation Science & Technology (TST))
Open AccessArticle
10 Pages, 942 KB Download PDF

Extraction of Psychological Symptoms and Instantaneous Respiratory Frequency as Indicators of Internet Addiction Using Rule-Based Machine Learning

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 5, Page # 203–212, 2021; DOI: 10.25046/aj060522
Abstract:

Internet addiction (IA) has adverse effects on psychophysiological responses, interpersonal relationships, and academic and occupational performance. IA detection has received increasing attention. Although questionnaires enable long-term assessment (over 6 months) and physiological measurements to aid the short-term evaluation (over 2 min) of IA, the lack of algorithms results in an inability to detect IA in…

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(This article belongs to the SP11 (Special Issue on Innovation in Computing, Engineering Science & Technology 2021) & Section Psychiatry (PSY))
Open AccessArticle
8 Pages, 1,666 KB Download PDF

Development of Miniaturized Monolithic Isolated Gate Driver

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 5, Page # 177–184, 2021; DOI: 10.25046/aj060520
Abstract:

Gate driver has been applied in many ways, exemplified by that, by using the DC-isolated and AC-pass characteristics of gate driver’s primary and secondary sides, the problem of floating endpoint in semiconductor power switch can be solved. However, the conventional design of isolated gate driver provides circuit voltage blocking by optically coupled components. Due to…

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(This article belongs to the SP11 (Special Issue on Innovation in Computing, Engineering Science & Technology 2021) & Section Electronic Engineering (EEE))
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