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Open AccessArticle
7 Pages, 734 KB Download PDF

Power Saving MAC Protocols in Wireless Sensor Networks: A Performance Assessment Analysis

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 4, Page # 341–347, 2021; DOI: 10.25046/aj060438
Abstract:

Wireless sensor networks are an emerging technology that is used to monitor points or objects of interest in an area. Despite its many applications, this kind of network is often limited by the fact that it is difficult to provide energy to the nodes continuously, forcing the use of batteries, which restricts its operations. Network…

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(This article belongs to Section Network Engineering (ENW))
Open AccessArticle
7 Pages, 831 KB Download PDF

Theoretical study for Laser Lines in Carbon like Zn (XXV)

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 4, Page # 334–340, 2021; DOI: 10.25046/aj060437
Abstract:

The energy states, transitions chances, oscillator intensities, and collision intensities were computed with FAC (fully relativistic flexible atomic code) program. The calculated results were utilized for identification of the reduced population to sixty-nine thin structural states in C-like Zn (XXV) and indicates the gain coefficients with several electron densities (from 10+20 to 10+22 cm3) and…

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(This article belongs to Section Atomic, Molecular & Chemical Physics (PMC))
Open AccessArticle
7 Pages, 1,513 KB Download PDF

Real Time RSSI Compensation for Precise Distance Calculation using Sensor Fusion for Smart Wearables

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 4, Page # 327–333, 2021; DOI: 10.25046/aj060436
Abstract:

To effectively implement the social distancing or digital contact tracing in epidemic using an RSSI-based localization approach through Bluetooth beacon is one of the most widely used technologies, but simply using RSSI measurement is not more relevant because the RF signal is affected by several factors and the environment of usage. Traditional distance or positioning…

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(This article belongs to the Special Issue on Innovation in Computing, Engineering Science & Technology 2021 & Section Electronic Engineering (EEE))
Open AccessArticle
7 Pages, 894 KB Download PDF

Designs of Frequency Reconfigurable Planar Bow-tie Antenna Integrated with PIN, varactor diodes and Parasitic Elements

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 4, Page # 320–326, 2021; DOI: 10.25046/aj060435
Abstract:

This paper presents the designs and the simulations of proposed structures of electronically frequency reconfigurable planar bow-tie antenna. In the first part, a modified wide band self-complementary bow-tie antenna is designed and implemented. In the second part, varactor and PIN diodes are integrated in top side to adjust electronically the modified structure of bow-tie antenna…

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(This article belongs to the Special Issue on Innovation in Computing, Engineering Science & Technology 2021 & Section Electronic Engineering (EEE))
Open AccessArticle
8 Pages, 931 KB Download PDF

Evaluation of Information Competencies in the School Setting in Santiago de Chile

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 4, Page # 298–305, 2021; DOI: 10.25046/aj060433
Abstract:

This study evaluated the competencies related to digital information use through technological tools aiming to acquire applicable knowledge by searching and retrieving information. Methodologically, a quasi-experimental design without a control group was applied to a sample of primary education students from Chile (n=266). First, a diagnosis of the digital-informational skills is performed, and, later, the…

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(This article belongs to the Special Issue on Innovation in Computing, Engineering Science & Technology 2021 & Section Education (EDU))
Open AccessArticle
6 Pages, 1,328 KB Download PDF

Performance of Vertical Axis Wind Turbine Type of Slant Straight Blades

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 4, Page # 292–297, 2021; DOI: 10.25046/aj060432
Abstract:

There is no doubt that energy is one of the most important requirements of life, and its importance increases with the passage of time, and this is what make countries to harness the capabilities and scientists in developing energy systems of all kinds, one of the most important energy systems these days is what is…

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(This article belongs to the Special Issue on Innovation in Computing, Engineering Science & Technology 2021 & Section Electrical Engineering (ELE))
Open AccessArticle
14 Pages, 3,051 KB Download PDF

An Alternative Approach for Thai Automatic Speech Recognition Based on the CNN-based Keyword Spotting with Real-World Application

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 4, Page # 278–291, 2021; DOI: 10.25046/aj060431
Abstract:

An automatic speech recognition (ASR) is a key technology for preventing an ongoing global coronavirus epidemic. Due to the limited corpus database and the morphological diversity of the Thai language, Thai speech recognition is still difficult. In this research, the automatic speech recognition model was built differently from the traditional Thai NLP systems by using…

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(This article belongs to the Special Issue on Innovation in Computing, Engineering Science & Technology 2021 & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
19 Pages, 1,078 KB Download PDF

Software Development Lifecycle for Survivable Mobile Telecommunication Systems

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 4, Page # 259–277, 2021; DOI: 10.25046/aj060430
Abstract:

Survivability of systems is a very important system property and consists major concern for organizations and companies. Survivable systems should maintain their critical services functional in a timely manner. There are several approaches, proposed in the literature, on how to develop survivable telecommunication systems, but the majority is based on node outages or path failures,…

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(This article belongs to the Special Issue on Innovation in Computing, Engineering Science & Technology 2021 & Section Software Engineering in Computer Science (CSE))
Open AccessArticle
7 Pages, 1,052 KB Download PDF

Combustion Flame Temperature Considering Fuel and Air Species and Optimization Process

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 4, Page # 252–258, 2021; DOI: 10.25046/aj060429
Abstract:

Estimation of optimal Air or oxygen is important for the combustion process to be efficient and produce more energy. This is to be based on each component of the fuel and the air, considering their respective pressure and density. At first, this research investigates the role of , ,  present in combination with , and…

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(This article belongs to Section Energy & Fuels (ENF))
Open AccessArticle
11 Pages, 953 KB Download PDF

Evaluation Studies of Motion Sickness Visually Induced by Stereoscopic Films

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 4, Page # 241–251, 2021; DOI: 10.25046/aj060428
Abstract:

Humans have experienced motion sickness and possessed the knowledge of stereopsis since classical antiquity. Knowledge of stereopsis dates back to approximately 300 B.C., when Euclid first recognized the concept of depth perception in human vision. Further, the motion sickness is including a sensation of wooziness and nausea that has been documented since approximately 400 B.C.,…

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(This article belongs to Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
8 Pages, 1,103 KB Download PDF

A New Topology Optimization Approach by Physics-Informed Deep Learning Process

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 4, Page # 233–240, 2021; DOI: 10.25046/aj060427
Abstract:

In this investigation, an integrated physics-informed deep learning and topology optimization approach for solving density-based topology designs is presented to accomplish efficiency and flexibility. In every iteration, the neural network generates feasible topology designs, and then the topology performance is evaluated using the finite element method. Unlike the data-driven methods where the loss functions are…

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(This article belongs to Section Multidisciplinary Engineering (EMU))
Open AccessArticle
11 Pages, 1,286 KB Download PDF

Initial Experiments using Game-based Learning Applied in a Classical Knowledge Robotics in In-Person and Distance Learning Classroom

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 4, Page # 212–222, 2021; DOI: 10.25046/aj060425
Abstract:

This paper addresses experiments with Scratch-developed games in the robotics introduction course at the Federal University of Technology – Paraná. It aims at assisting learning of classical and initial robotics concepts. This proposal, similar to the classic 80s war tanks game on Atari 2600, was developed using an autonomous vehicle. In the first experiment, applied…

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(This article belongs to the Special Issue on Innovation in Computing, Engineering Science & Technology 2021 & Section Robotics (ROB))
Open AccessArticle
7 Pages, 759 KB Download PDF

Mitigation of Nitrous Oxide Emission for Green Growth: An Empirical Approach using ARDL

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 4, Page # 189–195, 2021; DOI: 10.25046/aj060423
Abstract:

Although the perception of Environmental Kuznets Curve (EKC) has been thoroughly investigated, but there is inconsistency in the results. The relationship between nitrous oxide (N2O) emissions, financial development, economic growth, foreign direct investment, and electric power consumption in Bahrain over the period 1980 – 2012 is examined in this paper. The autoregressive distributed lags (ARDL)…

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(This article belongs to the Special Issue on Innovation in Computing, Engineering Science & Technology 2021 & Section Energy & Fuels (ENF))
Open AccessArticle
8 Pages, 1,859 KB Download PDF

Multi-Robot System Architecture Design in SysML and BPMN

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 4, Page # 176–183, 2021; DOI: 10.25046/aj060421
Abstract:

Multi-Robot System (MRS) is a complex system that contains many different software and hardware components. This main problem addressed in this article is the MRS design complexity. The proposed solution provides a modular modeling and simulation technique that is based on formal system engineering method, therefore the MRS design complexity is decomposed and reduced. Modeling…

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(This article belongs to the Special Issue on Multidisciplinary Sciences and Engineering 2020-21 & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
6 Pages, 1,065 KB Download PDF

Study on Deformation Behavior of Sediments and Applicability of Sealants in Seabed Mining

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 4, Page # 170–175, 2021; DOI: 10.25046/aj060420
Abstract:

The importance of rare earth resources is increasing and a lot of investigations are conducting all over the world. As a result, it was discovered that abundant deep-sea mud contained rare-earth elements on the deep-sea floor. The suction mining method can be one of the effective seabed mining methods to recover these seafloor sediments. However,…

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(This article belongs to Section Multidisciplinary Engineering (EMU))
Open AccessArticle
9 Pages, 1,457 KB Download PDF

Estimation of the Population Mean for Incomplete Data by using Information of Simple Linear Relationship Model in Data Set

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 4, Page # 161–169, 2021; DOI: 10.25046/aj060419
Abstract:

The objective of this research is to propose the estimator of the population mean for incomplete data by using information of simple linear relationship model in the data set. In addition, the factorization of the likelihood function is created to derive the maximum likelihood estimator for the population mean. The simulation study was conducted for…

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(This article belongs to Section Statistics & Probability (STP))
Open AccessArticle
7 Pages, 1,270 KB Download PDF

A Novel De-rating Practice for Distributed Photovoltaic Power (DPVP) Generation Transformers

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 4, Page # 154–160, 2021; DOI: 10.25046/aj060418
Abstract:

Transformers are habitually designed and manufactured for operation at a fundamental frequency of 50Hz and sinusoidal load current. Transformers are susceptible to non-linear loads. The inception of switching action characterises Non-linear loads and consequently nonsinusoidal load current which brings about higher transformer service losses, hotspot temperature rise, and degradation of cellulosic and liquid insulation, and…

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(This article belongs to the Special Issue on Innovation in Computing, Engineering Science & Technology 2021 & Section Electrical Engineering (ELE))
Open AccessArticle
7 Pages, 1,319 KB Download PDF

Vibration and Airflow Tactile Perception as Applied to Large Scale Limb Movements for Children

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 4, Page # 147–153, 2021; DOI: 10.25046/aj060417
Abstract:

This study aimed to develop an airflow-vibrator motivated facility and assess exercise behaviors. The combination design involved computer-controlled airflow/ vibrators, a user interface program, and an adjustable structure presenting interaction options. The teacher and the participants can choose specific music with adjustable speed. The researcher did interviews during the initial test and field study. During…

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(This article belongs to the Special Issue on Innovation in Computing, Engineering Science & Technology 2021 & Section Robotics (ROB))
Open AccessArticle
13 Pages, 3,825 KB Download PDF

Kamphaeng Saen Beef Cattle Identification Approach using Muzzle Print Image

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 4, Page # 110–122, 2021; DOI: 10.25046/aj060413
Abstract:

Identification of Kamphaeng Saen beef cattle is important of the registration and traceability purposes. For a traditional identification methods, Hot Branding, Freeze Branding, Paint Branding, and RFID Systems can be replaced by genius human. This paper proposed a Kamphaeng Saen beef cattle identification approach using muzzle print images as an Animal Biometric approach. There are…

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(This article belongs to Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
10 Pages, 4,837 KB Download PDF

Advanced Physical Failure Analysis Techniques for Rescuing Damaged Samples with Cracks, Scratches, or Unevenness in Delayering

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 4, Page # 52–61, 2021; DOI: 10.25046/aj060407
Abstract:

This paper is an extended version of work published in IPFA 2020. In the previous paper, advanced physical failure analysis (PFA) techniques for rescuing damaged samples with cracks, scratches, or unevenness in delayering are introduced. In the present work, the techniques will be further exploited and summarized for the potential applications in general devices. The…

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(This article belongs to the Special Issue on Innovation in Computing, Engineering Science & Technology 2021 & Section Multidisciplinary Materials Science (MMU))
Open AccessArticle
8 Pages, 847 KB Download PDF

Remote Patient Monitoring Systems with 5G Networks

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 4, Page # 44–51, 2021; DOI: 10.25046/aj060406
Abstract:

The new generation of mobile communications and the recent advances in data management are going to enable a fast transformation in the health sector of many countries. 5G networks, with superior technical characteristics, would allow the development of a new set of application and services gathered under the concept of eHealth. In this article we…

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(This article belongs to the Special Issue on Innovation in Computing, Engineering Science & Technology 2021 & Section Biomedical Engineering (EBI))
Open AccessArticle
7 Pages, 899 KB Download PDF

A Statistical Description of Students Admitted to Higher Education Institutions, Public and Private, in Albania for the Academic Year 2017-2018

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 4, Page # 37–43, 2021; DOI: 10.25046/aj060405
Abstract:

This paper makes a statistical analysis of some indicators that characterize the environment of students admitted to public and private Institutions of Higher Education i.e. university level institutions, presenting an overview to the distribution of these students in the key areas of study that these institutions offer such as: Arts, Agriculture, Natural Sciences, Social Sciences,…

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(This article belongs to Section Applied Mathematics (MAP))
Open AccessArticle
8 Pages, 7,650 KB Download PDF

A Reconfigurable Stepped Frequency Continuous Wave Radar Prototype for Smuggling Contrast, Preliminary Assessment

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 4, Page # 13–20, 2021; DOI: 10.25046/aj060402
Abstract:

A reconfigurable Stepped Frequency Continuous Wave (SFCW) radar prototype for supporting the italian financial police to contrast smuggling, is proposed in this work. In particular, the proposed radar can provide information related to the container contents and the presence of false bottoms speeding up the control operations at borders and ports. Moreover, it is able…

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(This article belongs to the Special Issue on Innovation in Computing, Engineering Science & Technology 2021 & Section Electronic Engineering (EEE))
Open AccessArticle
12 Pages, 1,267 KB Download PDF

Exploiting Domain-Aware Aspect Similarity for Multi-Source Cross-Domain Sentiment Classification

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 4, Page # 01–12, 2021; DOI: 10.25046/aj060401
Abstract:

We propose a novel framework exploiting domain-aware aspect similarity for solving the multi- source cross-domain sentiment classification problem under the constraint of little labeled data. Existing works mainly focus on identifying the common sentiment features from all domains with weighting based on the coarse-grained domain similarity. We argue that it might not provide an accurate…

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(This article belongs to the Special Issue on Innovation in Computing, Engineering Science & Technology 2021 & Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
6 Pages, 995 KB Download PDF

Identification of Genetic Variants for Prioritized miRNA-targeted Genes Associated with Complex Traits

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 3, Page # 418–423, 2021; DOI: 10.25046/aj060346
Abstract:

Genome-wide association studies, or GWAS, have reported associations between SNPs and specific diseases/traits. GWAS results contain variants located in different genomic regions, including variants in the 3’UTR. MicroRNAs, or miRNAs, are small noncoding RNAs that bind to the 3’UTRs of genes to regulate gene expression. However, variant(s) that are located in the 3’UTR could impact…

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