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Open AccessArticle
11 Pages, 665 KB Download PDF

An Ensemble Learning Approach for Student Performance Analysis of a Higher Educational Institute using a SHAP-Based Feature Selection and Optuna Optimization

Advances in Science, Technology and Engineering Systems Journal, Volume 11, Issue 2, Page # 1–11, 2026; DOI: 10.25046/aj110201
Abstract:

Forecasting and assessing student performance are crucial for allowing educators to pinpoint deficiencies and promote grade improvement. A thorough comprehension of feature contributions is crucial for improving model interpretability and facilitating informed decision-making in academic institutions. Explainable artificial intelligence encompasses methodologies and strategies designed to deliver transparent and accessible rationales for the decisions rendered by…

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(This article belongs to the SP20 (Special Issue on Multidisciplinary Frontiers in Engineering, Computing and Applied Sciences 2026) & Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
9 Pages, 1,222 KB Download PDF

Integration and Innovation of a Micro-Topic-Pedagogy Teaching Model under the New Engineering Education Paradigm

Advances in Science, Technology and Engineering Systems Journal, Volume 10, Issue 4, Page # 32–40, 2025; DOI: 10.25046/aj100404
Abstract:

The rapid evolution of global technologies and industrial restructuring demands innovative pedagogical approaches to foster interdisciplinary engineering expertise. This research pioneers a blended instructional framework anchored in micro-topic pedagogy under the New Engineering Education (NEE) paradigm, orchestrating case studies, heuristic scaffolding, and research-driven inquiry strategies within digitally augmented learning ecosystems. A quasi-experimental study was conducted…

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(This article belongs to Section Education (EDU))
Open AccessArticle
7 Pages, 1,536 KB Download PDF

Impact of Integrating Chatbots into Digital Universities Platforms on the Interactions between the Learner and the Educational Content

Advances in Science, Technology and Engineering Systems Journal, Volume 10, Issue 1, Page # 13–19, 2025; DOI: 10.25046/aj100103
Abstract:

The rapid expansion of digital universities across Africa addresses the need for scalable higher education solutions, but challenges such as limited physical infrastructure and high dropout rates persist. In digital learning environments, effective interaction with educational content is crucial for student success. This article explores the transformative role of chatbots integrated into digital university platforms,…

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(This article belongs to the sp-aiev24 (Special Issue on AI-empowered Smart Grid Technologies and EVs 2024) & Section Education (EDU))
Open AccessArticle
9 Pages, 571 KB Download PDF

Development and Application of Value Karuta to Understand Value in Lean Management: Initial Small-group Trial in Japan and the UK

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 6, Page # 21–29, 2024; DOI: 10.25046/aj090603
Abstract:

This study proposes the Value Karuta (VK), an application of the traditional Japanese card game karuta. Its goal is to contribute to the understanding of value, which is the first principle of lean management. After stating the problems of lean management and the specifications of VK, this paper confirms the validity of the proposal by…

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(This article belongs to the SP17 (Special Issue on Innovation in Computing, Engineering Science & Technology 2024-25) & Section Operations Research & Management Science (ORM))
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
12 Pages, 376 KB Download PDF

Advancements in Explainable Artificial Intelligence for Enhanced Transparency and Interpretability across Business Applications

Advances in Science, Technology and Engineering Systems Journal, Volume 9, Issue 5, Page # 09–20, 2024; DOI: 10.25046/aj090502
Abstract:

This manuscript offers an in-depth analysis of Explainable Artificial Intelligence (XAI), em- phasizing its crucial role in developing transparent and ethically compliant AI systems. It traces AI’s evolution from basic algorithms to complex systems capable of autonomous de- cisions with self-explanation. The paper distinguishes between explainability—making AI decision processes understandable to humans—and interpretability, which provides…

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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
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
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
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
9 Pages, 11,238 KB Download PDF

Implementation of a GAS Injection Type Prefabricated Lifting Device for Underwater Rescue Based on Location Tracking

Advances in Science, Technology and Engineering Systems Journal, Volume 8, Issue 6, Page # 78–86, 2023; DOI: 10.25046/aj080609
Abstract:

In this paper, we have developed a gas injection-type prefabricated lifting device based on location tracking to efficiently lift the human body in the event of an accident that occurs underwater on the sea or land. The efficiency of the lifting system is very important to ensure the golden time of the rescue and the…

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(This article belongs to the SP15 (Special Issue on Innovation in Computing, Engineering Science & Technology 2023) & Section Oceanography (OCR))
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
7 Pages, 972 KB Download PDF

Tree-Based Ensemble Models, Algorithms and Performance Measures for Classification

Advances in Science, Technology and Engineering Systems Journal, Volume 8, Issue 6, Page # 19–25, 2023; DOI: 10.25046/aj080603
Abstract:

An ensemble method is a Machine Learning (ML) algorithm that aggregates the predictions of multiple estimators or models. The purpose of an ensemble module is to provide better predictive performance than any single contributing model. This can be achieved by producing a predictive model with reduced variance using bagging, and bias using boosting. The Tree-Based…

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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
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
9 Pages, 6,730 KB Download PDF

Augmented Reality Based Visual Programming of Robot Training for Educational Demonstration Site

Advances in Science, Technology and Engineering Systems Journal, Volume 8, Issue 5, Page # 8–16, 2023; DOI: 10.25046/aj080502
Abstract:

The human resource development of robotics and automation in the smart factory is an important factor in “Thailand 4.0” roadmap, which is following the industry 4.0 model. To pursue this goal of Thailand 4.0 roadmap of labor development, the effective and intuitive training system must be easy to understand. This study proposes the implementation of…

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(This article belongs to the SP15 (Special Issue on Innovation in Computing, Engineering Science & Technology 2023) & Section Robotics (ROB))
Open AccessArticle
10 Pages, 903 KB Download PDF

Application of Lean Practices in Food Supply Chain: The Case of Morocco

Advances in Science, Technology and Engineering Systems Journal, Volume 8, Issue 4, Page # 101–110, 2023; DOI: 10.25046/aj080412
Abstract:

Recent studies show the benefits of lean manufacturing implementation in agri-food industries to improve operational and environmental performance. However, only a restricted number of studies have addressed the implementation of lean practices in food companies located in developing countries. This study aims to assess the current implementation status of lean practices in Moroccan agri-food companies,…

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(This article belongs to Section Industrial Engineering (EID))
Open AccessArticle
5 Pages, 1,250 KB Download PDF

Fuzzy MPPT for PV System Based on Custom Defuzzification

Advances in Science, Technology and Engineering Systems Journal, Volume 8, Issue 4, Page # 36–40, 2023; DOI: 10.25046/aj080405
Abstract:

Due to the variations in weather conditions, photovoltaic systems adopt a technique based on maximum power point tracking to extract the maximal power of the solar module. In the literature, there are many different methods classical and intelligent of maximum power point tracking (MPPT). But, due to the semiconductor effect, the current-voltage characteristics of the…

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(This article belongs to the SP14 (Special Issue on Computing, Engineering and Multidisciplinary Sciences 2022-23) & Section Electrical Engineering (ELE))
Open AccessArticle
10 Pages, 7,409 KB Download PDF

Improving License Plate Identification in Morocco: Intelligent Region Segmentation Approach, Multi-Font and Multi-Condition Training

Advances in Science, Technology and Engineering Systems Journal, Volume 8, Issue 3, Page # 262–271, 2023; DOI: 10.25046/aj080329
Abstract:

The exponential growth in the number of automobiles over the past few decades has created a pressing need for a robust license plate identification system that can perform effectively under various conditions. In Morocco, as in other regions, local authorities, public organizations, and private companies require a reliable License Plate Recognition (LPR) system that takes…

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(This article belongs to Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
10 Pages, 2,726 KB Download PDF

Design and Comparative Analysis of Hybrid Energy Systems for Grid-Connected and Standalone Applications in Tunisia: Case Study of Audiovisual Chain

Advances in Science, Technology and Engineering Systems Journal, Volume 8, Issue 3, Page # 144–153, 2023; DOI: 10.25046/aj080316
Abstract:

In this research paper, a technical and economic-environmental study was developed to investigate the possibility of establishing various hybrid power systems with different operation modes. Grid-connected and standalone hybrid systems (solar-wind with storage batteries and diesel generators) have been realized in order to carry out a comparative analysis study of two configurations. These systems have…

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(This article belongs to the SP14 (Special Issue on Computing, Engineering and Multidisciplinary Sciences 2022-23) & Section Electrical Engineering (ELE))
Open AccessArticle
8 Pages, 1,346 KB Download PDF

Indoor Positioning: Comparing Different Techniques and Dealing with a user Authentication use Case

Advances in Science, Technology and Engineering Systems Journal, Volume 8, Issue 3, Page # 40–47, 2023; DOI: 10.25046/aj080305
Abstract:

Indoor positioning is a complex issue with many, heterogeneous application cases, each one presenting different requirements and environments. In such a complex ecosystem, an agile taxonomy is needed to be able to select a proper solution for a given scenario, as well as practical recommendations for the most used solutions. Besides providing these tools, we…

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(This article belongs to the SP14 (Special Issue on Computing, Engineering and Multidisciplinary Sciences 2022-23) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
11 Pages, 2,762 KB Download PDF

Measurement System for Evaluation of Radar Algorithms using Replication of Vital Sign Micro Movement and Dynamic Clutter

Advances in Science, Technology and Engineering Systems Journal, Volume 8, Issue 3, Page # 29–39, 2023; DOI: 10.25046/aj080304
Abstract:

In this paper we present a measurement system that is able to evaluate radar algorithms for vital signs sensing applications. For such medical applications, it is crucial to develop robust and reliable algorithms that are tested in a laboratory environment. The presented measurement system generates reproducible vital sign micro movement and dynamic clutter using loudspeakers…

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(This article belongs to the SP14 (Special Issue on Computing, Engineering and Multidisciplinary Sciences 2022-23) & Section Biomedical Engineering (EBI))
Open AccessArticle
9 Pages, 6,068 KB Download PDF

Achieving a High Isolation for the Triple-band MIMO Antenna in 5G/ Wi-Fi 6 Applications using Symmetric Parasitic Structure

Advances in Science, Technology and Engineering Systems Journal, Volume 8, Issue 2, Page # 139–147, 2023; DOI: 10.25046/aj080216
Abstract:

Recently, the Multiple-input multiple-output (MIMO) antennas have been used a lot and attracted many researchers in advanced high-speed wireless communication systems. MIMO antennas are an essential part not only in access points but also in end-user devices. This technology allows a significant increase in channel capacity, but also lead to a challenge of minimize mutual…

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(This article belongs to Section Electronic Engineering (EEE))
Open AccessArticle
9 Pages, 3,409 KB Download PDF

Detecting CTC Attack in IoMT Communications using Deep Learning Approach

Advances in Science, Technology and Engineering Systems Journal, Volume 8, Issue 2, Page # 130–138, 2023; DOI: 10.25046/aj080215
Abstract:

Cyber security is based on different principles such as confidentiality and integrity of transmitted data. One of the main methods to send confidential messages is to use a shared secret to encrypt and decrypt them. Even if the amortized computational complexity of the hashing functions is Ο(1), there are several situations when it is not…

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(This article belongs to the SP14 (Special Issue on Computing, Engineering and Multidisciplinary Sciences 2022-23) & Section Hardware & Architecture in Computer Science (CHA))
Open AccessArticle
7 Pages, 2,377 KB Download PDF

Assessment of Scattered-Bend Loss in Polymer Optical Fiber (POF) Displacement Sensor

Advances in Science, Technology and Engineering Systems Journal, Volume 8, Issue 2, Page # 123–129, 2023; DOI: 10.25046/aj080214
Abstract:

This work investigated the coupling behavior of the scattered-bend loss in displacement sensor during the bending of the fiber by using a multimode polymer optical fiber (POF). To utilize the scattered-bend effect for displacement measurement, a side coupling technique can be used by twisting a pair of POF fibers and bent the structure into a…

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(This article belongs to the SP14 (Special Issue on Computing, Engineering and Multidisciplinary Sciences 2022-23) & Section Optics (OPT))
Open AccessArticle
11 Pages, 1,187 KB Download PDF

The First Application of the Multistage One-Shot Decision-Making Approach to Reevaluate a Technology Project Decision Problem

Advances in Science, Technology and Engineering Systems Journal, Volume 8, Issue 2, Page # 97–107, 2023; DOI: 10.25046/aj080211
Abstract:

Decision-makers must make a suitable sequence of decisions under uncertainty in a relatively long period for particular projects and situations. Conventional decision-making approaches under uncertainty are based on expected utility theory and do not sufficiently reflect the one-time nature of decisions. Similarly, the conventional approaches do not adequately incorporate the decision-maker’s intuitions in the decision-analysis…

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(This article belongs to the SP14 (Special Issue on Computing, Engineering and Multidisciplinary Sciences 2022-23) & Section Interdisciplinary Applications of Computer Science (CSI))
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