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Open AccessArticle
12 Pages, 1,302 KB Download PDF

Federated Learning with Differential Privacy and Blockchain for Security and Privacy in IoMT A Theoretical Comparison and Review

Advances in Science, Technology and Engineering Systems Journal, Volume 10, Issue 6, Page # 65–76, 2025; DOI: 10.25046/aj100606
Abstract:

The growing integration of the Internet of Medical Things (IoMT) into healthcare has amplified the need for secure and privacy-preserving artificial intelligence. Federated Learning (FL) has emerged as a pivotal paradigm for decentralized medical data processing; however, it still faces challenges concerning data confidentiality, trust management, and scalability. This review presents an extended theoretical comparison…

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(This article belongs to the SP19 (Special Issue on Innovation in Computing, Engineering Science & Technology 2025-26) & Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
10 Pages, 967 KB Download PDF

System-Level Test Case Design for Field Reliability Alignment in Complex Products

Advances in Science, Technology and Engineering Systems Journal, Volume 10, Issue 6, Page # 55–64, 2025; DOI: 10.25046/aj100605
Abstract:

Achieving targeted reliability for complex products in real-world field environments remains a persistent challenge, even when laboratory validation suggests high performance. A significant reliability gap often emerges during the initial deployment phase, typically within the first one to five years where field failure rates can be up to twice those predicted in controlled settings. Compounding…

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(This article belongs to the SP19 (Special Issue on Innovation in Computing, Engineering Science & Technology 2025-26) & Section Industrial Engineering (EID))
Open AccessArticle
13 Pages, 1,299 KB Download PDF

Identifying Comprehension Faults Through Word Embedding and Multimodal Analysis

Advances in Science, Technology and Engineering Systems Journal, Volume 10, Issue 6, Page # 42–54, 2025; DOI: 10.25046/aj100604
Abstract:

This study establishes a method for determining whether learners have an understanding of data science. Data science requires knowledge in various fields, which makes many learners give up. To prevent learners from being discouraged, it is necessary to judge the comprehension of the principles in each specified skill. It is important to assess not only…

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(This article belongs to the SP19 (Special Issue on Innovation in Computing, Engineering Science & Technology 2025-26) & Section Education (EDU))
Open AccessArticle
15 Pages, 1,640 KB Download PDF

Optimization of Sheet Material Layout in Industrial Production Using Genetic Algorithms

Advances in Science, Technology and Engineering Systems Journal, Volume 10, Issue 5, Page # 51–65, 2025; DOI: 10.25046/aj100506
Abstract:

We address irregular polygon nesting on sheet materials with a lightweight evolutionary framework that operates directly in the layout space. The method formalizes multi-term fitness combining utilization, overlap penalties, spacing regularity, and local alignment, with all components normalized before aggregation. Feasibility is enforced by an AABB– SAT pipeline and validated via analytic ground-truth cases, degenerate…

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(This article belongs to the SP19 (Special Issue on Innovation in Computing, Engineering Science & Technology 2025-26) & Section Industrial Engineering (EID))
Open AccessArticle
13 Pages, 1,945 KB Download PDF

Machine Learning Methods for University Student Performance Prediction in Basic Skills based on Psychometric Profile

Advances in Science, Technology and Engineering Systems Journal, Volume 10, Issue 4, Page # 1–13, 2025; DOI: 10.25046/aj100401
Abstract:

Ensuring the quality of higher education in Brazil presents a complex challenge, intensified by factors that directly affect students’ academic performance. The pervasive influence of social media and the overconsumption of superficial digital content undermine students’ ability to engage in deep comprehension, critical thinking, and the practical application of knowledge. Furthermore, inadequate preparation during the…

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(This article belongs to the SP18 (Special Issue on Computing, Engineering and Multidisciplinary Sciences 2025) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
16 Pages, 2,851 KB Download PDF

Explainable AI and Active Learning for Photovoltaic System Fault Detection: A Bibliometric Study and Future Directions

Advances in Science, Technology and Engineering Systems Journal, Volume 10, Issue 3, Page # 29–44, 2025; DOI: 10.25046/aj100305
Abstract:

Persistent anomalies in modern photovoltaic (PV) systems present a formidable challenge, impeding optimal power output and system resilience. Artificial Intelligence (AI) has surfaced as a game-changing solution, yet existing research has merely scratched the surface of solar panel prognosis, leaving a critical void in leveraging AI’s explainable nature and active learning capabilities. This pioneering study…

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(This article belongs to the SP18 (Special Issue on Computing, Engineering and Multidisciplinary Sciences 2025) & Section Transportation Science & Technology (TST))
Open AccessArticle
8 Pages, 850 KB Download PDF

Cooperative Game Theory for Grid Service Pricing: A Utility-Centric Approach

Advances in Science, Technology and Engineering Systems Journal, Volume 10, Issue 3, Page # 21–28, 2025; DOI: 10.25046/aj100304
Abstract:

This study presents a novel alternative to traditional Net Energy Metering (NEM) by proposing a set of innovative pricing schemes for solar customers participating in utility-led grid service programs through the aggregation of Distributed Energy Resources (DERs). Grounded in cooperative game theory, the proposed framework facilitates equitable and efficient value allocation among key stakeholders, namely…

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(This article belongs to the SP18 (Special Issue on Computing, Engineering and Multidisciplinary Sciences 2025) & Section Energy & Fuels (ENF))
Open AccessArticle
6 Pages, 826 KB Download PDF

The Impact of Digitalization on Shipbuilding as Measured by Artificial Intelligence (AI) Maturity Models: a Systematic Review

Advances in Science, Technology and Engineering Systems Journal, Volume 10, Issue 3, Page # 15–20, 2025; DOI: 10.25046/aj100303
Abstract:

Artificial Intelligence (AI) is reshaping the global shipbuilding sector, yet existing maturity models fail to capture the domain-specific complexities of this capital-intensive industry. This study reviews over 50 AI maturity models and introduces a specialized framework tailored for shipbuilding. The proposed model outlines four progressive stages—Beginner, Innovation, Integration, and Expert—across eight key dimensions: culture, resilience,…

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(This article belongs to the SP18 (Special Issue on Computing, Engineering and Multidisciplinary Sciences 2025) & Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
15 Pages, 704 KB Download PDF

Selection of Rotor Slot Number in 3-phase and 5-phase Squirrel Cage Induction Motor; Analytic Calculation

Advances in Science, Technology and Engineering Systems Journal, Volume 10, Issue 1, Page # 60–74, 2025; DOI: 10.25046/aj100107
Abstract:

With the spread of inverters, the attention of designers naturally turned to 5-phase motors, due to their advantageous properties. In this regard, perhaps the most important issue in the design of such machines is the selection of the correct rotor slot number. Many articles have been published on multiphase machines, however, only few of them…

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(This article belongs to Section Electrical Engineering (ELE))
Open AccessArticle
11 Pages, 2,600 KB Download PDF

Hardware and Secure Implementation of Enhanced ZUC Steam Cipher Based on Chaotic Dynamic S-Box

Advances in Science, Technology and Engineering Systems Journal, Volume 10, Issue 1, Page # 37–47, 2025; DOI: 10.25046/aj100105
Abstract:

Despite the development of the Internet and wired networks such as fiber optics, mobile networks remain the most used thanks to the mobility they offer to the user. However, data protection in these networks is more complex because of the radio channels they use for transmission. Hence,there is a need to find more sophisticated data…

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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
17 Pages, 1,660 KB Download PDF

On Adversarial Robustness of Quantized Neural Networks Against Direct Attacks

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 6, Page # 30–46, 2024; DOI: 10.25046/aj090604
Abstract:

Deep Neural Networks (DNNs) prove to be susceptible to synthetically generated samples, so-called adversarial examples. Such adversarial examples aim at generating misclassifications by specifically optimizing input data for a matching perturbation. With the increasing use of deep learning on embedded devices and the resulting use of quantization techniques to compress deep neural networks, it is…

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(This article belongs to the SP17 (Special Issue on Innovation in Computing, Engineering Science & Technology 2024-25) & Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
8 Pages, 540 KB Download PDF

Web Application Interface Data Collector for Issue Reporting

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 5, Page # 01–08, 2024; DOI: 10.25046/aj090501
Abstract:

Insufficient information is often pointed out as one of the main problems with bug reports as most bugs are reported manually, they lack detailed information describing steps to reproduce the unexpected behavior, leading to increased time and effort for developers to reproduce and fix bugs. Current bug reporting systems lack support for self-hosted systems that…

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(This article belongs to the SP16 (Special Issue on Computing, Engineering and Multidisciplinary Sciences 2024) & Section Software Engineering in Computer Science (CSE))
Open AccessArticle
9 Pages, 1,187 KB Download PDF

Assistive System for Collaborative Assembly Task using Augmented Reality

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 4, Page # 110–118, 2024; DOI: 10.25046/aj090412
Abstract:

Augmented reality (AR) technology has been increasingly used in developing teaching materials with the aim of sparking more interest in technology (T) and engineering (E) among students in STEM education. In the proposed system, AR is integrated with an educational robot controlled by a KidBright microcontroller board, developed by the Educational Technology research team (EDT)…

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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
14 Pages, 2,353 KB Download PDF

IoT and Business Intelligence Based Model Design for Liquefied Petroleum Gas (LPG) Distribution Monitoring

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 4, Page # 79–92, 2024; DOI: 10.25046/aj090409
Abstract:

Gas leakage caused by various causes poses significant risks to public safety. To address this problem, an intelligent model is proposed for the accurate monitoring of Liquefied Petroleum Gas (LPG) distribution based on the integration of Internet of Things (IoT) and Business Intelli- gence (BI) technologies. Through the use of sensors and actuators, it seeks…

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(This article belongs to Section Information Systems in Computer Science (CIS))
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
16 Pages, 1,621 KB Download PDF

Early Detection of SMPS Electromagnetic Interference Failures Using Fuzzy Multi-Task Functional Fusion Prediction

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 4, Page # 35–50, 2024; DOI: 10.25046/aj090405
Abstract:

This study addresses the need for improved prognostics in switch-mode power supplies (SMPS) that incorporate electromagnetic interference (EMI) filters, with a focus on aluminum electrolytic capacitors, which are critical for the reliability of these systems. The primary aim is to develop a robust model-based approach that can accurately predict the degradation and operational lifetime of…

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(This article belongs to the SP16 (Special Issue on Computing, Engineering and Multidisciplinary Sciences 2024) & Section Electrical Engineering (ELE))
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
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
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
10 Pages, 1,174 KB Download PDF

Smart Agent-Based Direct Load Control of Air Conditioner Populations in Demand Side Management

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 1, Page # 114–123, 2024; DOI: 10.25046/aj090111
Abstract:

The integration of fluctuating renewable resources such as wind and solar into existing power systems poses challenges to grid reliability and the seamless incorporation of these resources. To address the inherent variability in renewable generation, direct load control emerges as a promising method for demand-side management. Thermostatically controlled appliances, like air conditioners, hold a significant…

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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
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
24 Pages, 13,802 KB Download PDF

Dual Mode Control of an Inverted Pendulum: Design, Analysis and Experimental Evaluation

Advances in Science, Technology and Engineering Systems Journal, Volume 8, Issue 6, Page # 120–143, 2023; DOI: 10.25046/aj080613
Abstract:

We present an inverted pendulum design using readily available V-slot rail components and 3D printing to construct custom parts. To enable the examination of different pendulum characteristics, we constructed three pendulum poles of different lengths. We implemented a brake mechanism to modify sliding friction resistance and built a paddle that can be attached to the…

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(This article belongs to the SP15 (Special Issue on Innovation in Computing, Engineering Science & Technology 2023) & Section Automation & Control Systems (ACS))
Open AccessArticle
11 Pages, 10,815 KB Download PDF

A Secure Medical History Card Powered by Blockchain Technology

Advances in Science, Technology and Engineering Systems Journal, Volume 8, Issue 6, Page # 96–106, 2023; DOI: 10.25046/aj080611
Abstract:

A reliable healthcare system ensures that the population has access to top-notch medical ser- vices, ultimately enhancing their overall health most efficiently. At times, data are not secured or handled appropriately. Addressing these concerns, blockchain technology is projected to bring about a substantial revolution in the medical industry by assuring the confidentiality of electronic health…

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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, 19,476 KB Download PDF

Design of Bio-Inspired Robot Hand Using Multiple Types of Actuators

Advances in Science, Technology and Engineering Systems Journal, Volume 8, Issue 6, Page # 65–77, 2023; DOI: 10.25046/aj080608
Abstract:

Many prosthetic hands are focused on appearance and grip strength, however, gestures are also one of the performances that users need for communicating with others as body language to express their feeling and intention. For this paper, the initial prototype of the gesturing robotics hand is presented by using multiple types of actuators concept to…

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(This article belongs to Section Robotics (ROB))
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))

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