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Open AccessArticle
9 Pages, 1,018 KB Download PDF

Synchronization in a Class of Fractional-order Chaotic Systems via Feedback Controllers: A Comparative Study

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 3, Page # 146–154, 2021; DOI: 10.25046/aj060317
Abstract:

In this paper a synchronization methodology of two fractional-order chaotic oscillators under the framework of identical synchronization and master-slave configuration is introduced. The proposed methodology is based on a fractional-order feedback control design under the frame of control theory, the feedback controllers provide synchronization convergence. A comparative study between a proportional control, a nonlinear fractional-order…

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(This article belongs to the SP10 (Special Issue on Multidisciplinary Sciences and Engineering 2020-21) & Section Applied Mathematics (MAP))
Open AccessArticle
5 Pages, 781 KB Download PDF

A Novel Approach for Estimating the Service Lifetime of Transformers within Distributed Solar Photovoltaic (DSPV) Systems

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 3, Page # 126–130, 2021; DOI: 10.25046/aj060314
Abstract:

The rapid transformation of the energy sector in South Africa towards renewable energy (RE) production calls for the management of assets to keep pace with the ongoing developments in a reliable manner. Aging assets, increasing energy needs and reliable supply of energy without load shedding are some of the challenges utilities are facing in South…

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(This article belongs to the SP10 (Special Issue on Multidisciplinary Sciences and Engineering 2020-21) & Section Electrical Engineering (ELE))
Open AccessArticle
8 Pages, 898 KB Download PDF

Electroencephalogram Based Medical Biometrics using Machine Learning: Assessment of Different Color Stimuli

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 3, Page # 27–34, 2021; DOI: 10.25046/aj060304
Abstract:

A methodology of medical signal-based biometrics has been proposed in this paper for implementing a human identification system controlled by electroencephalogram in respect of different color stimuli. The advantage of biosignal based biometrics is that they provide more efficient operation in simple experimental condition to ensure accurate identification. Red, Green, Blue (primary colors) and Yellow…

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(This article belongs to the SP10 (Special Issue on Multidisciplinary Sciences and Engineering 2020-21) & Section Biomedical Engineering (EBI))
Open AccessArticle
8 Pages, 906 KB Download PDF

Development of Electric Power Availability Recorder for Accurate Energy Billing of Unmetered Facilities

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 3, Page # 7–14, 2021; DOI: 10.25046/aj060302
Abstract:

The design, fabrication and testing of a power availability recorder (PAR) to track the duration of electricity supply in facilities is presented. The design was executed with C-Language encoded in a microcontroller which served as the central processing unit of the device. Proteus software was, subsequently, used to simulate the real-life practicability of the device…

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(This article belongs to Section Electrical Engineering (ELE))
Open AccessArticle
7 Pages, 1,074 KB Download PDF

Supporting the Management of Predictive Analytics Projects in a Decision-Making Center using Process Mining

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 1084–1090, 2021; DOI: 10.25046/aj0602123
Abstract:

A Decision-Making Centers (DMCs) Environment facilitates stakeholders’ decision-making processes using predictive models and diverse what-if scenarios. An essential element of this environment is the management of Decision Support Components (e.g., models or systems) that need to be created with mature methodologies and good delivery time. However, there has been a gap in the understanding of…

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(This article belongs to the SP10 (Special Issue on Multidisciplinary Sciences and Engineering 2020-21) & Section Information Systems in Computer Science (CIS))
Open AccessReview
16 Pages, 2,508 KB Download PDF

A Review of Plastic Waste Management Practices: What Can South Africa Learn?

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 1013–1028, 2021; DOI: 10.25046/aj0602116
Abstract:

Municipal Solid Waste (MSW) is composed of items that are discarded or disposed of daily including paper, plastics, glass, metals, used gadgets, paint and old furniture. The plastic waste stream has proven to be problematic to manage sustainably on a global scale. Various researchers are trying to come up with innovative ways of alleviating the…

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(This article belongs to the SP10 (Special Issue on Multidisciplinary Sciences and Engineering 2020-21) & Section Environmental Sciences (ENS))
Open AccessArticle
12 Pages, 1,881 KB Download PDF

A New Video Based Emotions Analysis System (VEMOS): An Efficient Solution Compared to iMotions Affectiva Analysis Software

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 990–1001, 2021; DOI: 10.25046/aj0602114
Abstract:

The Micro-facial expression is the most effective way to display human emotional state. But it needs an expert coder to be decoded. Recently, new computer vision technologies have emerged to automatically extract facial expressions from human faces. In this study, a video-based emotion analysis system is implemented to detect human faces and recognize their emotions…

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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, 1,246 KB Download PDF

A Rectification Circuit with Co-Planar Waveguide Antenna for 2.45 GHz Energy Harvesting System

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 984–989, 2021; DOI: 10.25046/aj0602113
Abstract:

A new approach for designing RF energy harvester with a single stage converter circuit is presented in this paper. The proposed converter configuration is integrated with an antenna that is based on the coplanar waveguide (CPW) transmission line with improved gain resonated at 2.45 frequency ISM band. The CPW patch antenna as a harvester antenna…

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(This article belongs to the SP10 (Special Issue on Multidisciplinary Sciences and Engineering 2020-21) & Section Electronic Engineering (EEE))
Open AccessArticle
7 Pages, 779 KB Download PDF

Blockchain-Based Decentralized Digital Self-Sovereign Identity Wallet for Secure Transaction

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 977–983, 2021; DOI: 10.25046/aj0602112
Abstract:

Blockchain (BC) as the widespread innovations in the 21st century has recognized itself to be immutable, tamper-resistant, decentralize and secure. This emerging technology is used as a functional technology for refining present technology and forming new applications for its robustness and disintermediation. Decentralized Digital Self-Sovereign Identity (DDSSI) is an identity mapped with individual identity information…

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(This article belongs to Section Theory & Methods in Computer Science (CTM))
Open AccessArticle
6 Pages, 568 KB Download PDF

Follow-up and Diagnose COVID-19 Using Deep Learning Technique

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 971–976, 2021; DOI: 10.25046/aj0602111
Abstract:

In recent days, the fast growth of populations leading to an increase in medically complicated cases, especially fast spread viral cases around the world. These phenomena increased demand on auto-diagnose systems to speed up the diagnosis process and reduce human contacts, especially for the COVID-19 pandemic using deep learning (DL). DL methods can successfully carry…

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(This article belongs to Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
7 Pages, 1,010 KB Download PDF

Observer-Based Method of Feature Extraction for the Fault Detection of Permanent Magnet Synchronous Motors

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 942–948, 2021; DOI: 10.25046/aj0602107
Abstract:

This paper presents a new observer-based method which deals with the extraction of amplitude of characteristic frequencies for the fault diagnosis in permanent magnet synchronous motors (PMSM). First, a pilot survey is made to investigate the typical harmonics in the line currents of PMSM. Second, an appropriate structure of observer is formulated with the input…

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(This article belongs to Section Electrical Engineering (ELE))
Open AccessArticle
9 Pages, 1,860 KB Download PDF

LED Lighting and the Impact on the PLC Channel

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 933–941, 2021; DOI: 10.25046/aj0602106
Abstract:

Light Emitting Diode (LED) lamps are used as a replacement of “old-fashioned” or incandescent lighting sources, as they reduce the amount of energy consumed. As a side-effect of more efficient energy usage they produce electrical noise. This noise reduces the efficiency of information signal transfer when Power Line Communications (PLC) are used. This study focuses…

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(This article belongs to Section Electrical Engineering (ELE))
Open AccessArticle
6 Pages, 751 KB Download PDF

Efficient 2D Detection and Positioning of Complex Objects for Robotic Manipulation Using Fully Convolutional Neural Network

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 915–920, 2021; DOI: 10.25046/aj0602104
Abstract:

Programming industrial robots in a real-life environment is a significant task necessary to be dealt with in modern facilities. The “pick up and place” task is undeniably one of the regular robot programming problems which needs to be solved. At the beginning of the “pick and place” task, the position determination and exact detection of…

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(This article belongs to the SP11 (Special Issue on Innovation in Computing, Engineering Science & Technology 2021) & Section Robotics (ROB))
Open AccessArticle
13 Pages, 1,113 KB Download PDF

Assessment of Electricity Industries in SADC Region Energy Diversification and Sustainability

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 894–906, 2021; DOI: 10.25046/aj0602102
Abstract:

Before the COVID-19 crisis, the Southern African Developing Countries (SADC) had a varied energy mix including renewable energy, fossil fuels, and military energy production. The use of fossil fuels in the energy mix is known to be the source of the growing levels of greenhouse gases in the atmosphere. However, there was a reduction in…

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(This article belongs to the SP10 (Special Issue on Multidisciplinary Sciences and Engineering 2020-21) & Section Green & Sustainable Science & Technology (GSS))
Open AccessArticle
7 Pages, 1,635 KB Download PDF

Detection and Counting of Fruit Trees from RGB UAV Images by Convolutional Neural Networks Approach

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 887–893, 2021; DOI: 10.25046/aj0602101
Abstract:

The use of Unmanned Aerial Vehicle (UAV) can contribute to find solutions and add value to several agricultural problems, favoring thus productivity, better quality control processes and flexible farm management. In addition, the strategies that allow the acquisition and analysis of data from agricultural environments can help optimize current practices such as crop counting. The…

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(This article belongs to the SP10 (Special Issue on Multidisciplinary Sciences and Engineering 2020-21) & Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
8 Pages, 801 KB Download PDF

Design and Development of an Advanced Affordable Wearable Safety Device for Women: Freedom Against Fearsome

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 829–836, 2021; DOI: 10.25046/aj060296
Abstract:

Harassment and violence against women have become one of the social security problems in Bangladesh. In this paper, we aim to develop safety devices for women named BOHNNI and BADHON which resemble legitimate jewelry. We used a microcontroller for the hardware device to make it most decisive and less immoderate. BOHNNI, a locating device, is…

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(This article belongs to the SP10 (Special Issue on Multidisciplinary Sciences and Engineering 2020-21) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
7 Pages, 788 KB Download PDF

Dilated Fully Convolutional Neural Network for Depth Estimation from a Single Image

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 801–807, 2021; DOI: 10.25046/aj060292
Abstract:

Depth prediction plays a key role in understanding a 3D scene. Several techniques have been developed throughout the years, among which Convolutional Neural Network has recently achieved state-of-the-art performance on estimating depth from a single image. However, traditional CNNs suffer from the lower resolution and information loss caused by the pooling layers. And oversized parameters…

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(This article belongs to the SP10 (Special Issue on Multidisciplinary Sciences and Engineering 2020-21) & Section Information Systems in Computer Science (CIS))
Open AccessArticle
11 Pages, 15,641 KB Download PDF

Advanced Multiple Linear Regression Based Dark Channel Prior Applied on Dehazing Image and Generating Synthetic Haze

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 790–800, 2021; DOI: 10.25046/aj060291
Abstract:

Haze removal is an extremely challenging task, and object detection in the hazy environment has recently gained much attention due to the popularity of autonomous driving and traffic surveillance. In this work, the authors propose a multiple linear regression haze removal model based on a widely adopted dehazing algorithm named Dark Channel Prior. Training this…

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(This article belongs to the SP10 (Special Issue on Multidisciplinary Sciences and Engineering 2020-21) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
8 Pages, 1,099 KB Download PDF

Actual Traffic Based Load-Aware Dynamic Point Selection for LTE-Advanced System

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 776–783, 2021; DOI: 10.25046/aj060289
Abstract:

Coordinated MultiPoint (CoMP) has been introduced for LTE-Advanced system to overcome the inter-cell interference problems and enhance the signal quality of cell-edge UEs (User Equipments). With such concept, the overall system performance should be improved considerably to support the significantly increasing amount of demand on data transmission via mobile communication that happens nowadays. Dynamic Point…

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(This article belongs to the isaect-20 (Special Issue on Advanced Electrical and Communication Technologies 2020) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
9 Pages, 962 KB Download PDF

Development of an EEG Controlled Wheelchair Using Color Stimuli: A Machine Learning Based Approach

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 754–762, 2021; DOI: 10.25046/aj060287
Abstract:

Brain-computer interface (BCI) has extensively been used for rehabilitation purposes. Being in the research phase, the brainwave based wheelchair controlled systems suffer from several limitations, e.g., lack of focus on mental activity, complexity in neural behavior in different conditions, and lower accuracy. Being sensitive to the color stimuli, the EEG signal changes promises a better…

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(This article belongs to the SP10 (Special Issue on Multidisciplinary Sciences and Engineering 2020-21) & Section Bioinformatics (BIF))
Open AccessArticle
6 Pages, 648 KB Download PDF

Indonesian Music Emotion Recognition Based on Audio with Deep Learning Approach

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 716–721, 2021; DOI: 10.25046/aj060283
Abstract:

Music Emotion Recognition (MER) is a study to recognize emotion in a music or song. MER is still challenging in the music world since recognizing emotion in music is affected by several features; audio is one of them. This paper uses a deep learning approach for MER, specifically Convolutional Neural Network (CNN) and Convolutional Recurrent…

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(This article belongs to Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
7 Pages, 1,216 KB Download PDF

Prototype Design Internet of Things Based Waste Management Using Image Processing

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 709–715, 2021; DOI: 10.25046/aj060282
Abstract:

Waste is currently a serious problem often found in rural areas, rural areas, and even industrial areas. Waste is a side effect of activities carried out by humans to meet social or industrial needs. Increasing human productivity will also increase the amount of waste produced. To overcome this, a sorting management system is needed. Good…

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(This article belongs to Section Electrical Engineering (ELE))
Open AccessArticle
10 Pages, 1,075 KB Download PDF

Dependence of the Knowledge Structure of the Company Employees on a Set of the Competencies

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 699–708, 2021; DOI: 10.25046/aj060281
Abstract:

The article substantiates the relevance of conducting research on the structural characteristics of a company’s employee knowledge, which is the result of his mental activity and his practical experience. The conditions under which information becomes a source of employee knowledge are determined. An abstract analysis of the process of transforming knowledge into an intellectual product…

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(This article belongs to Section Engineering Management (EMM))
Open AccessArticle
5 Pages, 781 KB Download PDF

Food Price Prediction Using Time Series Linear Ridge Regression with The Best Damping Factor

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 694–698, 2021; DOI: 10.25046/aj060280
Abstract:

Forecasting food prices play an important role in livestock and agriculture to maximize profits and minimizing risks. An accurate food price prediction model can help the government which leads to optimization of resource allocation. This paper uses ridge regression as an approach for forecasting with many predictors that are related to the target variable. Ridge…

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(This article belongs to Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
9 Pages, 1,478 KB Download PDF

Developing Kamishibai and Hologram Multimedia for Environmental Education at Elementary School

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 656–664, 2021; DOI: 10.25046/aj060276
Abstract:

A Japanese method in teaching at classroom show good result by implementing Kamishibai. On the other hand, technology is inseparable from daily life. Computer-based learning media innovations are fast and diverse, ranging from 2D animation to 3D environments. The hologram is one example of 3D object visualization to deliver the learning material. Based on Kamishibai’s…

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(This article belongs to Section Behavioral Sciences (BHS))
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