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Open AccessArticle
6 Pages, 2,716 KB Download PDF

Lightning Detection System for Wind Turbines Using a Large-Diameter Rogowski Coil

Advances in Science, Technology and Engineering Systems Journal, Volume 10, Issue 1, Page # 1–6, 2025; DOI: 10.25046/aj100101
Abstract:

A lightning detection system based on a large-diameter Rogowski coil and an analog integrator was developed for wind turbine applications and is presented in this paper. To accurately detect lightning current, the Rogowski coil was designed with a lower cutoff frequency of 0.1 Hz. The analog integrator, comprising an inverting active integrator, and an amplifier,…

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(This article belongs to the SP17 (Special Issue on Innovation in Computing, Engineering Science & Technology 2024-25) & Section Pharmacology & Pharmacy (PHR))
Open AccessArticle
7 Pages, 1,858 KB Download PDF

True Random Number Generator Implemented in ReRAM Crossbar Based on Static Stochasticity of ReRAMs

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 5, Page # 30–36, 2024; DOI: 10.25046/aj090504
Abstract:

True Random Number Generators (TRNG) find applications in various fields, especially hardware security. We suggest a TRNG that exploits the intrinsic static stochasticity of Resistive Switching Random Access Memories (ReRAMs) to generate random bits. Other suggested designs use stochasticity in the switching mechanism, which requires high precision over input voltage and time. In the proposed…

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(This article belongs to the SP17 (Special Issue on Innovation in Computing, Engineering Science & Technology 2024-25) & Section Hardware & Architecture in Computer Science (CHA))
Open AccessArticle
9 Pages, 940 KB Download PDF

Evaluation of a Classroom Support System for Programming Education Using Tangible Materials

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 5, Page # 21–29, 2024; DOI: 10.25046/aj090503
Abstract:

In recent years, the utilization of tangible educational materials has attracted attention on educational settings. They provide hands-on learning experiences for beginners. This trend is especially notable in the field of programming education. Such educational materials are employed in many institutions worldwide. They liberate learners of programming from programming languages that are confined in a…

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(This article belongs to the SP17 (Special Issue on Innovation in Computing, Engineering Science & Technology 2024-25) & Section Education (EDU))
Open AccessArticle
13 Pages, 484 KB Download PDF

On Mining Most Popular Packages

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 4, Page # 60–72, 2024; DOI: 10.25046/aj090407
Abstract:

In this paper, we will discuss two algorithms to solve the so-called package design problem, by which a set of queries (referred to as a query log) is represented by a collection of bit strings with each indicating the favourite activities or items of customers. For such a query log, we are required to design…

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(This article belongs to Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
14 Pages, 1,599 KB Download PDF

GPT-Enhanced Hierarchical Deep Learning Model for Automated ICD Coding

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 4, Page # 21–34, 2024; DOI: 10.25046/aj090404
Abstract:

In healthcare, accurate communication is critical, and medical coding, especially coding using the ICD (International Classification of Diseases) standards, plays a vital role in achieving this accuracy. Traditionally, ICD coding has been a time-consuming manual process performed by trained professionals, involving the assignment of codes to patient records, such as doctor’s notes. In this paper,…

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(This article belongs to the SP16 (Special Issue on Computing, Engineering and Multidisciplinary Sciences 2024) & Section Hardware & Architecture in Computer Science (CHA))
Open AccessArticle
10 Pages, 494 KB Download PDF

Leveraging Machine Learning for a Comprehensive Assessment of PFAS Nephrotoxicity

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 3, Page # 62–71, 2024; DOI: 10.25046/aj090306
Abstract:

Polyfluoroalkyl substances (PFAS) are persistent chemicals that accumulate in the body and environment. Although recent studies have indicated that PFAS may disrupt kidney function, the underlying mechanisms and overall effects on the organ remain unclear. Therefore, this study aims to elucidate the impact of PFAS on kidney health using machine learning techniques. Utilizing a dataset…

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(This article belongs to the SP16 (Special Issue on Computing, Engineering and Multidisciplinary Sciences 2024) & Section Toxicology (TOX))
Open AccessArticle
12 Pages, 2,741 KB Download PDF

Visualization of the Effect of Additional Fertilization on Paddy Rice by Time-Series Analysis of Vegetation Indices using UAV and Minimizing the Number of Monitoring Days for its Workload Reduction

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 3, Page # 29–40, 2024; DOI: 10.25046/aj090303
Abstract:

This research is an extension of the research (ISEEIE 2023), which dealt with Time-Series Clustering (TSC) of Vegetation Index (VI) for paddy rice. The novelty of this research is “Visualization of growth changes before and after additional fertilization,” “Analyzing the appropriate amount of additional fertilizer,” and “Optimization of monitoring period to minimize the number of…

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(This article belongs to the SP16 (Special Issue on Computing, Engineering and Multidisciplinary Sciences 2024) & Section Agronomy (AGN))
Open AccessArticle
11 Pages, 1,752 KB Download PDF

An Adaptive Heterogeneous Ensemble Learning Model for Credit Card Fraud Detection

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 3, Page # 01–11, 2024; DOI: 10.25046/aj090301
Abstract:

The proliferation of internet economies has given the corporate world manifold advantages to businesses, as they can now incorporate the latest innovations into their operations, thereby enhancing ease of doing business. For instance, financial institutions have leveraged credit card usage on the aforesaid proliferation. However, this exposes clients to cybercrime, as fraudsters always find ways…

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(This article belongs to Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
12 Pages, 8,105 KB Download PDF

Buton Rock Asphalt Paving Block Innovation using Waste Engine Oil and Recycled Concrete Aggregate

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 2, Page # 55–66, 2024; DOI: 10.25046/aj090207
Abstract:

Road surface coating using concrete paving block cement has been used for a long time. As an aggregate binding agent, asphalt can be made into paving blocks. Utilizing waste in the recycling process is an activity to control the sustainability of natural resources. Waste Engine Oil and Recycled Concrete Aggregate can be used as road…

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(This article belongs to Section Transportation Science & Technology (TST))
Open AccessArticle
7 Pages, 2,726 KB Download PDF

Spatial Distribution Patterns of the Royal Development Projects Initiated by King Rama 9th of Thailand

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 2, Page # 26–32, 2024; DOI: 10.25046/aj090204
Abstract:

The study aimed to create a chronological overview of the royal development projects initiated by King Rama IX and to analyze their spatial distribution patterns. The research used a mixed-methods approach, combining quantitative and qualitative data collection methods such as obtaining data from relevant offices, internet research, and field observations. Data analysis involved descriptive statistics…

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(This article belongs to the SP16 (Special Issue on Computing, Engineering and Multidisciplinary Sciences 2024) & Section History & Philosophy of Science (HIS))
Open AccessArticle
8 Pages, 1,687 KB Download PDF

Double-Enhanced Convolutional Neural Network for Multi-Stage Classification of Alzheimer’s Disease

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 2, Page # 09–16, 2024; DOI: 10.25046/aj090202
Abstract:

Being known as an irreversible neurodegenerative disease which has no cure to date, detection and classification of Alzheimer’s disease (AD) in its early stages is significant so that the deterioration process can be slowed down. Generally, AD can be classified into three major stages, ranging from the “normal control” stage with no symptoms shown, the…

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(This article belongs to the SP15 (Special Issue on Innovation in Computing, Engineering Science & Technology 2023) & Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
10 Pages, 9,475 KB Download PDF

Mathematical Model of Wind Turbine Simulator Based Five-Phase Permanent Magnet Synchronous Generator with Nonlinear Loads and Harmonic Analysis

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 1, Page # 165–174, 2024; DOI: 10.25046/aj090116
Abstract:

This paper presents mathematical model of a wind turbine simulator based five-phase permanent magnet generator supplying nonlinear load. The mathematical model of wind turbine characteristics together with available tool blocks of the five-phase permanent generator and semiconductor devices of an AC-DC converter formed as a nonlinear load is implemented on MATLAB /Simulink to investigate the…

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(This article belongs to the SP15 (Special Issue on Innovation in Computing, Engineering Science & Technology 2023) & Section Electrical Engineering (ELE))
Open AccessArticle
16 Pages, 1,687 KB Download PDF

Development of a GSM-RC Automated Device for Measuring Mobile Communication Signal Strength and Meteorological Parameters

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 1, Page # 149–164, 2024; DOI: 10.25046/aj090115
Abstract:

The automated Global System for Mobile Communication Signal Strength and Radio Climatological (GSM-RC) measuring device is an integration of different electronic sensors in a box for an in-situ measuring system. The sensor, data logging, and communication subsystems are integrated for transmitting information on meteorological parameters (MPs) and GSM signal strength level (SSL). The goal is…

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(This article belongs to Section Applied Physics (PAP))
Open AccessArticle
6 Pages, 823 KB Download PDF

Investigating Heart Rate Variability Index Classification in Macaca fascicularis and Humans: Exploring Applications for Personal Identification and Anonymization Studies

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 1, Page # 143–148, 2024; DOI: 10.25046/aj090114
Abstract:

In this paper, we determine the feasibility of differentiating between the heart rate patterns of Macaca fascicularis and human infants by comparing pertinent hyperparameters. This verification process was undertaken to ascertain the suitability of Macaca fascicularis heart rate data as a testbed for evaluating heart rate parameter privacy safeguarding methodologies. The biological characteristics of Macaca…

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(This article belongs to the SP15 (Special Issue on Innovation in Computing, Engineering Science & Technology 2023) & Section Bioinformatics (BIF))
Open AccessArticle
13 Pages, 17,497 KB Download PDF

Development and Usability Evaluation of Mobile Augmented Reality Contents for Railway Vehicle Maintenance Training: Air Compressor Case

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 1, Page # 91–103, 2024; DOI: 10.25046/aj090109
Abstract:

The air compressor of a railroad vehicle is an important equipment that produces compressed air used in braking systems. New visual interaction techniques were proposed and evaluated to develop effective augmented reality content for maintenance support and training of this device. To this end, modeling techniques capable of fast animation, storyboard production to support light…

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(This article belongs to the SP16 (Special Issue on Computing, Engineering and Multidisciplinary Sciences 2024) & Section Railway Engineering (ERL))
Open AccessArticle
12 Pages, 1,503 KB Download PDF

Tracing the Evolution of Machine Translation: A Journey through the Myanmar (Burmese)-Wa (sub-group of the Austro-Asiatic language) Corpus

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 1, Page # 79–90, 2024; DOI: 10.25046/aj090108
Abstract:

Machine Translation (MT) has come a long way toward reducing linguistic gaps. However, its progress in efficiently handling low-resource languages—such as the Wa language in the Myanmar-Wa corpus—has not received enough attention. This study begins with a thorough investigation of the historical development of MT systems, painstakingly following their development against the complex background of…

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(This article belongs to the SP16 (Special Issue on Computing, Engineering and Multidisciplinary Sciences 2024) & Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
7 Pages, 2,708 KB Download PDF

Analysis of Emotions and Movements of Asian and European Facial Expressions

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 1, Page # 42–48, 2024; DOI: 10.25046/aj090105
Abstract:

The aim of this study is to develop an advanced framework that not only recognize the dominant facial emotion, but also contains modules for gesture recognition and text-to-speech recognition. Each module is meticulously designed and integrated into unified system. The implemented models have been revised, with the results presented through graphical representations, providing prevalent emotions…

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(This article belongs to the SP15 (Special Issue on Innovation in Computing, Engineering Science & Technology 2023) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
9 Pages, 705 KB Download PDF

Strengthening LoRaWAN Servers: A Comprehensive Update with AES Encryption and Grafana Mapping Solutions

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 1, Page # 33–41, 2024; DOI: 10.25046/aj090104
Abstract:

This work enhances the LoRaWAN server framework, focusing on an innovative approach for robust security and dynamic data visualization in network management. Migrating from RVC4 to AES encryption, it fortifies the network’s defense against cyber threats, a crucial advancement in IoT security. Furthermore, the integration with Grafana’s mapping plugin capitalizes on geolocation data, a strategic…

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(This article belongs to the SP15 (Special Issue on Innovation in Computing, Engineering Science & Technology 2023) & Section Network Engineering (ENW))
Open AccessArticle
6 Pages, 11,471 KB Download PDF

Verify of Left and Right Differences in Sleep Index using the Ring-type Sensor

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 1, Page # 9–14, 2024; DOI: 10.25046/aj090102
Abstract:

In this study, two healthy women in their 40s wore Oura Rings on both fingers and verified left and right differences in sleep index. Bed time, sleep time, rem sleep, sleep score, and heart rate had small left and right differences in both subjects, and a high correlation of 0.8 or more was observed(subjectA:P<0.001,subjectB:P<0.01). Subject…

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(This article belongs to the SP15 (Special Issue on Innovation in Computing, Engineering Science & Technology 2023) & Section Medicine (MED))
Open AccessArticle
11 Pages, 1,234 KB Download PDF

EEG Feature Extraction based on Fast Fourier Transform and Wavelet Analysis for Classification of Mental Stress Levels using Machine Learning

Advances in Science, Technology and Engineering Systems Journal, Volume 8, Issue 6, Page # 46–56, 2023; DOI: 10.25046/aj080606
Abstract:

Mental stress assessment remains riddled with biases caused by subjective reports and individual differences across societal backgrounds. To objectively determine the presence or absence of mental stress, there is a need to move away from the traditional subjective methods of self-report questionnaires and interviews. Previously, it has been evidence that EEG Oscillations can discriminate mental…

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(This article belongs to the SP15 (Special Issue on Innovation in Computing, Engineering Science & Technology 2023) & Section Biomedical Engineering (EBI))
Open AccessArticle
11 Pages, 2,330 KB Download PDF

IoT System and Deep Learning Model to Predict Cardiovascular Disease Based on ECG Signal

Advances in Science, Technology and Engineering Systems Journal, Volume 8, Issue 6, Page # 08–18, 2023; DOI: 10.25046/aj080602
Abstract:

In this work, our contribution will intervene to reduce the impact of noises on the ECG signals. Various ECG denoising approaches were tested to see how efficient they were in removing dominant noises that add to pure ECG signals. Due to different causes such as interference, muscular noise, body movement related to breathing, and so…

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(This article belongs to Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
7 Pages, 6,792 KB Download PDF

The Graded Multidisciplinary Model: Fostering Instructional Design for Activity Development in STEM/STEAM Education

Advances in Science, Technology and Engineering Systems Journal, Volume 8, Issue 5, Page # 55–61, 2023; DOI: 10.25046/aj080506
Abstract:

In a challenging and increasingly technological world, it is important to promote critical thinking, multidisciplinary problem solving, and collaboration through STEAM education; however, there are important economic, administrative, and especially pedagogical manage- ment limitations for its implementation at the secondary level. Therefore, this paper presents systematic recommendations for an effective and sustainable implementation of STEAM…

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(This article belongs to the SP15 (Special Issue on Innovation in Computing, Engineering Science & Technology 2023) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
20 Pages, 1,580 KB Download PDF

Condition Assessment of Medium Voltage Assets: A Review

Advances in Science, Technology and Engineering Systems Journal, Volume 8, Issue 5, Page # 35–54, 2023; DOI: 10.25046/aj080505
Abstract:

Condition assessment of medium voltage assets is essential to ensure reliability and cost-effective operation of power distribution networks. This article presents a literature review of condition assessment of medium voltage assets related to a distribution system in a non-interconnected zone in Colombia, namely, power transformers, photovoltaic systems, switchgear, lines and cables, and instrument transformers. Advanced…

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(This article belongs to the SP15 (Special Issue on Innovation in Computing, Engineering Science & Technology 2023) & Section Electrical Engineering (ELE))
Open AccessArticle
19 Pages, 1,572 KB Download PDF

A Circuit Designer’s Perspective to MOSFET Behaviour: Common Questions and Practical Insights

Advances in Science, Technology and Engineering Systems Journal, Volume 8, Issue 4, Page # 41–59, 2023; DOI: 10.25046/aj080406
Abstract:

Metal Oxide Semiconductor Field-Effect Transistors are commonly taught in courses for electrical engineers as they are the most common components within integrated circuits. However, despite numerous papers and books on MOSFETs, students still struggle with understanding their behaviour, particularly in the saturation region. This paper presents an expanded explanation of MOSFET behaviour, with a consistent…

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(This article belongs to the SP14 (Special Issue on Computing, Engineering and Multidisciplinary Sciences 2022-23) & Section Electronic Engineering (EEE))
Open AccessArticle
8 Pages, 2,900 KB Download PDF

Investigating the Impression Effects of a Teacher-Type Robot Equipped a Perplexion Estimation Method on College Students

Advances in Science, Technology and Engineering Systems Journal, Volume 8, Issue 4, Page # 28–35, 2023; DOI: 10.25046/aj080404
Abstract:

In recent years, the adoption of ICT education has increased in educational settings. Research and development of educational support robots have garnered considerable interest as a promising approach to inspire and engage students. Conventional robots provide learning support through button operations by the learners. However, the frequent need for button operation to request support may…

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(This article belongs to the SP15 (Special Issue on Innovation in Computing, Engineering Science & Technology 2023) & Section Robotics (ROB))

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