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Open AccessArticle
9 Pages, 637 KB Download PDF

Framework for Decentralizing Municipal Solid Waste Management in Harare, Zimbabwe

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 1029–1037, 2021; DOI: 10.25046/aj0602117
Abstract:

Municipal Solid Waste Management (MSWM) decentralisation brings about reductions in the amount of municipal solid waste (MSW) earmarked for landfilling worse still under situations where MSW is being sent to dumpsites. It also reduces the distances MSW collection vehicles travel during MSW collection, maintenance and transport costs due to the establishment of local level decentralised…

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

Assessment of the Municipal Solid Waste Transfer Stations Suitability in Harare, Zimbabwe

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 1002–1012, 2021; DOI: 10.25046/aj0602115
Abstract:

The suitability of incorporating waste transfer stations (WTS) in likely future Municipal Solid Waste Management (MSWM) systems for Harare city and neighbouring urban centres was assessed under this study. WTS will bring about location of landfills and other MSWM facilities further away from population centres, increasing recycling, reducing waste collection costs and burden on the…

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(This article belongs to the SP10 (Special Issue on Multidisciplinary Sciences and Engineering 2020-21) & Section Environmental Engineering (EEV))
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, 1,480 KB Download PDF

Coronal Spinal Postural Alignment Screening Tool using Markerless Digital Photography

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 965–970, 2021; DOI: 10.25046/aj0602110
Abstract:

Early detection and proper management of adult degenerative scoliosis (ADS) are important for health promotion. This study aims to develop an ADS screening tool from markerless digital photography and verify its reliability. The study included 17 participants. Outer canthus–horizontal angle (OHA) and trapezius–horizontal angle (THA) were calculated from the image of the upper body of…

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(This article belongs to Section Imaging Science & Photographic Technology (IPT))
Open AccessArticle
9 Pages, 878 KB Download PDF

Performance Evaluation of Convolutional Neural Networks (CNNs) And VGG on Real Time Face Recognition System

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 956–964, 2021; DOI: 10.25046/aj0602109
Abstract:

Face Recognition (FR) is considered as a heavily studied topic in computer vision field. The capability to automatically identify and authenticate human’s faces using real-time images is an important aspect in surveillance, security, and other related domains. There are separate applications that help in identifying individuals at specific locations which help in detecting intruders. The…

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(This article belongs to the SP11 (Special Issue on Innovation in Computing, Engineering Science & Technology 2021) & Section Information Systems in Computer Science (CIS))
Open AccessArticle
7 Pages, 1,088 KB Download PDF

Numerical Analysis for Feature Extraction and Evaluation of 3D Sickness

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 949–955, 2021; DOI: 10.25046/aj0602108
Abstract:

Artificial intelligence (AI) systems have been applied not only to numerical simulations of the economical sequences but also to the bio-signal, for instance, the statokinesigrams (SKGs). According to the nonlinear analysis of the bio-signal, we have considered that the motion process of the body sway is more random than that of the other bio-signal. In…

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(This article belongs to the SP11 (Special Issue on Innovation in Computing, Engineering Science & Technology 2021) & 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
12 Pages, 813 KB Download PDF

On the Combination of Static Analysis for Software Security Assessment – A Case Study of an Open-Source e-Government Project

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 921–932, 2021; DOI: 10.25046/aj0602105
Abstract:

Static Application Security Testing (SAST) is a popular quality assurance technique in software engineering. However, integrating SAST tools into industry-level product development and security assessment poses various technical and managerial challenges. In this work, we reported a longitudinal case study of adopting SAST as a part of a human-driven security assessment for an open-source e-government…

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(This article belongs to Section Software Engineering in Computer Science (CSE))
Open AccessArticle
8 Pages, 1,447 KB Download PDF

Real-time Target Human Tracking using Camshift and LucasKanade Optical Flow Algorithm

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 907–914, 2021; DOI: 10.25046/aj0602103
Abstract:

In this paper, a novel is proposed for real-time tracking human targets in cases of high influence from complexity environment with a normal camera. Firstly, based on Oriented FAST and Rotated BRIEF features, the Lucas-Kanade Optical Flow algorithm is used to track reliable keypoints. This method represents a valuable performance to decline the effect of…

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(This article belongs to the SP11 (Special Issue on Innovation in Computing, Engineering Science & Technology 2021) & Section Information Systems in Computer Science (CIS))
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
16 Pages, 1,990 KB Download PDF

Detailed Assessment of Dissaving Risk Against Life Expectancy for Elderly People using Anonymous Data and/or Random Data: A Review

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 871–886, 2021; DOI: 10.25046/aj0602100
Abstract:

With a view to detecting whether economic activity deterioration for elderly people at age of sixty-five or over could be observed, anonymous data (AD) were used as analysis data, which were obtained from the National Survey of Family Income and Expenditure (NSFIE) conducted by the Ministry of Internal Affairs and Communications (MIC). We have developed…

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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
11 Pages, 413 KB Download PDF

Load Balancing Techniques in Cloud Computing: Extensive Review

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 860–870, 2021; DOI: 10.25046/aj060299
Abstract:

It has become difficult to handle traditional networks because of extensive network developments and an increase in the number of network users, and also because of new technologies like cloud computing and big data. Traditional networks are experiencing an increase in VM load and in the time taken for processing tasks. Hence, it has become…

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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
14 Pages, 1,742 KB Download PDF

Application-Programming Interface (API) for Song Recognition Systems

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 846–859, 2021; DOI: 10.25046/aj060298
Abstract:

The main contribution of this paper is the framework of Application Programming Interface (API) to be integrated on a smartphone app. The integration with algorithm that generates fingerprints from the method ST-PSD with several parameter configurations (Windows size, threshold, and sub-score linear combination coefficient). An approach capable of recognizing an audio piece of music with…

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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
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
6 Pages, 1,137 KB Download PDF

Usage of Additive Manufacturing and Topology Optimization Process for Weight Reduction Studies in the Aviation Industry

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 815–820, 2021; DOI: 10.25046/aj060294
Abstract:

The Additive Manufacturing (AM) technology is a disruptive and novel technique that changes the paradigm of manufacturing methodology. It is based on the principle of having 3D parts by adding simple 2D layers on and on. Before AM was implemented, the conventional subtractive and chip-away techniques such as milling and turning processes had been used…

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(This article belongs to Section Aerospace Engineering (EAR))
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
6 Pages, 1,535 KB Download PDF

BLDC Motor Vibration Identification by Finite Element Method and Measurements

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 784–789, 2021; DOI: 10.25046/aj060290
Abstract:

Within the results of scientific research, vibrations and their reduction have been described for the brushless direct current motor with permanent magnets (BLDC motor). In this paper, calculations (the finite element method using commercial Finite Element Software Ansys) and measurements were performed to identifying the sources of vibrations in BLDC motor. The article presents numerical…

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(This article belongs to the SP10 (Special Issue on Multidisciplinary Sciences and Engineering 2020-21) & Section Instruments & Instrumentation (IIN))
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
13 Pages, 911 KB Download PDF

Frequency Scaling for High Performance of Low-End Pipelined Processors

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 763–775, 2021; DOI: 10.25046/aj060288
Abstract:

In the Internet of Things era it is expected that low-end processor domination of the embedded market will be further reaffirmed. Then, a question will arise, on whether it is possible to enhance performance of such processors without the cost of high-end architectures. In this work we propose a better-than-worst-case (BTWC) methodology which enables the…

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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
8 Pages, 1,092 KB Download PDF

A Framework to Align Business Processes: Identification of the Main Features

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 746–753, 2021; DOI: 10.25046/aj060286
Abstract:

Information and Communications Technologies are developing faster today than ever before, giving an important contribution to the global economy. Organizations in developed and developing economies explore new technologies to gain advantage and add value. That evolution also brings an increasing complexity to the organizations’ management. The alignment of organizational practices with international standards and best…

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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
13 Pages, 1,573 KB Download PDF

Convolutional Neural Network Based on HOG Feature for Bird Species Detection and Classification

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 733–745, 2021; DOI: 10.25046/aj060285
Abstract:

This work is concerned with the detection and classification of birds that have applications like monitoring extinct and migrated birds. Recent computer vision algorithms can precise this kind of task but still there are some dominant issues like low light, very little differences between subspecies of birds, etc are to be studied. As Convolution Neural…

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(This article belongs to Section Artificial Intelligence in Computer Science (CAI))
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