FEU Institute of Technology

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Ace C. Lagman

95 Publications
Smart Credentialing and Verification System for National Certificates using Blockchain Technology

Proceedings of the 2024 8th International Conference on Digital Technology in Education (ICDTE), (2024), pp. 183-187

Mischelle Esguerra, Keno Piad, ... Ace C. Lagman Ace C. Lagman

Conference Paper | Published: December 6, 2024

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Abstract
The Technical Education and Skills Development Authority (TESDA) in the Philippines issues National Certificates (NCs) which is an important credential for graduates and skilled workers, affirming their capabilities in line with defined competency standards. However, with the advancement in information technology and the availability of affordable editing tools in the market raised concerns about the creation of counterfeit documents including NCs. The study focused on creating a smart credentialing and verification system for issuing National Certificates using blockchain technology. Researchers used Polygon blockchain that implements Proof-of-Stake consensus algorithm for system's efficiency and security. Certificates generated by the system are stored on the blockchain, with each certificate assigned a unique address for verification purposes. The system was assessed using ISO/IEC 25010 standards, and respondents provided good feedback on a variety of parameters. Future development recommendations include integrating a mobile application for easier certificate access and verification, providing real-time updates, establishing a feedback mechanism, and implementing analytics to gain insights into certificate issuance and user engagement.
Graduate Tracer Monitoring Platform with Decision Support Feature and Mapping Recommendations Analysis Using Rule-Based Algorithm

2024 IEEE 15th Control and System Graduate Research Colloquium (ICSGRC), (2024), pp. 261-266

Conference Paper | Published: January 1, 2024

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Abstract
This study enabled the researcher to create a graduate tracer monitoring platform. It aimed to provide a centralized channel to monitor institutions' graduates in terms of their job employment, to assess academic programs using modified instruments so necessary interventions may be provided, and to provide a matching algorithm that can be used both by industry partners and respective alumni. This study employed a Decision Support System and mapping recommendation analysis using a rule-based algorithm to evaluate the results of alumni program evaluation on five areas or dimensions, namely curriculum, faculty, facility, laboratory, and student services. It sets the threshold to determine if the results of the areas mentioned above are beyond the passing rate and implements the interventions for each area. The content management system was also used in this study to change the contents of the Alumni Program Evaluation, the interventions, the threshold, and many more. Based on the results, no intervention must be implemented in all areas/dimensions since the mean and the composite mean were more than the 4.0 threshold that was set in the proposed system. The overall rating of the respondents using the technology acceptance model numerical rating is 4.42 with an interpretation of “Agree.” As observed all criteria are rated either agree or strongly agree which indicates a high standard has been set in the development of the system. This means that the system is ready for deployment.
Waste Management Scheduling Using Optimization and Decision Support Algorithms

2024 IEEE 15th Control and System Graduate Research Colloquium (ICSGRC), (2024), pp. 222-226

Jayson A. Batoon, Sheryl May D. Lainez, ... Victor D. Dorongon

Conference Paper | Published: January 1, 2024

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Abstract
This project was pushed through to engage people towards proper waste collection, through the utilization of mobile devices of the communities in different municipalities. The study aims to develop and implement a sustainable and efficient waste management collection system by informing the residents of the garbage truck collection schedule available on their mobile devices. Additionally, the platform utilizes optimization and decision support algorithms, including queuing algorithms, to receive and review complaints efficiently. The researcher employed an incremental software development methodology, allowing the software to be developed and tested even when requirements are still evolving. The study is descriptive-correlational, as it involves evaluating the developed system based on feedback from expert respondents. The evaluation yielded an overall mean performance score of 4.75, interpreted as “Strongly Agree,” indicating that the system is well-prepared for deployment.
Effective Lesson Planning and Assessment Design Using Leveraging Microsoft Copilot Implementation

2024 IEEE 15th Control and System Graduate Research Colloquium (ICSGRC), (2024), pp. 331-336

Ronel F. Ramos Ronel F. Ramos , Roman M. De Angel Roman M. De Angel , ... Jocelyn C. Enrile

Conference Paper | Published: January 1, 2024

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Abstract
This study explores the beneficial uses of Microsoft Copilot as a support tool for Baliwag Polytechnic College instructors' lesson planning and activity design. Researchers evaluate the influence of Copilot on the creation of instructional content by examining the experiences and opinions of educators. The study demonstrates the advantages, difficulties, and opportunities for customization that come with incorporating Copilot into the curriculum. The results indicate that Copilot can significantly improve the effectiveness and caliber of lesson design, but also highlight certain implementation issues. This research offers insights into the future of technology-enhanced education and contributes to the expanding body of research on AI-assisted teaching strategies.
Predicting the Use Behavior of Micro-Mobility as a Service in the Philippines: A Structural Equation Modeling Approach

2024 9th International Conference on Business and Industrial Research (ICBIR), (2024), pp. 0835-0840

Alexander A. Hernandez, Victor James C. Escolano, ... Darrel Cardaña

Conference Paper | Published: January 1, 2024

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Abstract
Sustainability in transportation technologies is growing in all parts of the world through electric and micro-mobility sharing services. As such, there is a need to explore the factors that influence its adoption and use behavior. However, this is relatively underexamined in many developing countries. This study attempts to understand the intention and use behavior of micro-mobility as a service (MaaS) in the Philippines, a developing country. This study used survey data, and analysis was performed using partial least squares and structural equation modeling (PLS-SEM). Results show that performance expectancy is the strongest predictor of intention, while satisfaction is the least significant predictor. Factors such as social influence, price value, and habit have a positive effect on intention. Overall, the predictive model is explained by the coefficient of determination, revealing that behavior intention, satisfaction, and use behavior have large predictive relevance. This study provides theoretical and practical implications for further micro-mobility research in the future.
Predicting the Determinants of Artificial Intelligence in Green Energy Technologies Adoption Intention at the Household Level Using Structural Equation Modeling

2024 9th International Conference on Business and Industrial Research (ICBIR), (2024), pp. 0823-0828

Alexander A. Hernandez, Victor James C. Escolano, ... Ace C. Lagman Ace C. Lagman

Conference Paper | Published: January 1, 2024

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Abstract
Sustainability is a present concern in many developing countries, where the role of the household is pivotal in realizing its benefits. This study aims to explore artificial intelligence in green energy technologies (AIGET) adoption intention among household-level respondents selected in the National Capital Region (NCR), Philippines. The study has 446 respondents and analyzed using partial least squares and structural equation modeling approaches (PLS-SEM). Among the factors tested, results revealed that perceived usefulness is the strongest predictor of AIGET adoption intention. Factors such as usefulness, ease of use, subjective norms, and perceived risk have a positive effect on attitude. This confirms that attitude has a positive impact on behavioral intention on AIGET. Finally, this study shows that household-level participants have a positive interest in adopting AIGET, considering its usefulness and ease of use. This study presents useful theoretical and practical contributions to further its uptake in the Philippines and other developing countries.
Predicting the Factors to Artificial Intelligence in Peer-to-Peer Energy Sharing Service Adoption Intention: A Structural Equation Model Assessment

2024 9th International Conference on Business and Industrial Research (ICBIR), (2024), pp. 0841-0846

Alexander A. Hernandez, Victor James C. Escolano, ... Rossana T. Adao Rossana T. Adao

Conference Paper | Published: January 1, 2024

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Abstract
Energy consumption significantly increased in recent decades, notably at the household level, due to economic development, rising population, and technological advancements. To address this sustainability concern, peer-to-peer energy sharing service (P2PESS) is introduced as a solution to household level energy needs. However, P2PESS has yet to be fully explored in terms of development and adoption. As such, this study attempts to provide an understanding of the adoption intention on artificial intelligence (AI) in P2PESS a developing country. This study is realized by developing an extended adoption intention model analyzed through partial-least squares - structural equation modeling (PLS-SEM). Results show that attitude is the most significant predictor of AI in P2PESS adoption intention. This study also reveals that the trust dimension has the strongest effect on attitude, while attitude toward use has the strongest effect on behavioral intention. Also, this study confirms ease of use and usefulness as critical factors in adoption intention. Meanwhile, AI-anxiety is the least significant predictor in the model. Finally, this study is the first evidence of AI in P2PESS adoption intention from the perspective of household level users.
Leshy: A 3D Action-Adventure Game Using Character Switching Mechanics for Promoting Awareness on Combating Forest Devastation

2024 IEEE 16th International Conference on Humanoid, Nanotechnology, Information Technology, Communication and Control, Environment, and Management (HNICEM), (2024), pp. 1-5

Conference Paper | Published: January 1, 2024

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Abstract
Forest devastation is a critical environmental issue with severe ecological consequences. The Philippines, in particular, faces significant challenges in conservation efforts, compounded by a lack of public awareness about the effects of deforestation. To address this gap, we developed “Leshy: A 3D Action-Adventure Game Using Character Switching Mechanics for Promoting Awareness on Combating Forest Devastation.” This game immerses players in a virtual environment that reflects the real-world impacts of deforestation, leveraging character-switching mechanics to enhance engagement and education. “Leshy” aligns with Sustainable Development Goal (SDG) No. 15 - Life on Land, offering a unique and interactive approach to inspire action against forest devastation. The game's effectiveness was evaluated based on Gameplay, Aesthetics, User Interface (UI), Sound Design/Audio, and Storyline, achieving an overall average score of 4.44, rated as “Excellent.” This high rating indicates the game's success in engaging players with its captivating gameplay, appealing visuals, intuitive interface, immersive sound, and compelling narrative. The accompanying website, assessed using the FURPS model (Functionality, Usability, Reliability, Performance, and Supportability), received an overall average score of 4.50, also rated as “Excellent.” This demonstrates the website's user-friendly interface, dependable reliability, and strong performance, ensuring a seamless user experience. In conclusion, “Leshy” effectively addresses the issue of forest devastation by combining educational content with an engaging gaming experience. This project highlights the potential of interactive media in raising environmental awareness and inspiring conservation efforts. Further development and promotion of similar educational games are recommended to enhance their impact on environmental conservation.
Criteria-Based Recommender Platform for Achieving Optimal Time-to-Graduation Using Backward Chaining Algorithm

TENCON 2024 - 2024 IEEE Region 10 Conference (TENCON), (2024), pp. 1290-1293

Conference Paper | Published: January 1, 2024

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Abstract
To ensure students achieve timely and satisfactory graduation, it's essential to assess their future performance based on ongoing academic records and implement instructional interventions. Within the educational context, students fall into two categories: regular and irregular, each governed by distinct academic regulations. Regular students follow a predetermined curriculum, which provides a clear path to graduation and enhanced access to required courses, facilitating efficient progress toward degree completion. On the other hand, irregular students encounter challenges such as disruptions and delays, necessitating additional time and support to fulfill degree requirements. Guiding both regular and irregular students and improving their study plans require appropriate guidance and academic intervention. To address the existing research gap, this study presents a Criteria-based Recommender Platform for Achieving Optimal Time-to-Graduation Utilizing a Backward Chaining Algorithm. This platform automatically generates a personalized study plan by considering predefined criteria and parameters, enabling students to evaluate the timeline for completing their degree program. By leveraging the backward chaining algorithm, the platform's predictive model captures intricate relationships and dependencies within the data, providing valuable insights and predictions. This adaptive approach continuously refines predictions based on new data, enhancing accuracy and utility in guiding decision-making processes related to study plan generation.
A Cebuano Parts-of-Speech(POS) Tagger Using Hidden Markov Model(HMM) Applied to News Text Genre

TENCON 2024 - 2024 IEEE Region 10 Conference (TENCON), (2024), pp. 940-943

Conference Paper | Published: January 1, 2024

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Abstract
Part of speech tagging (POS) is crucial in natural language processing, identifying the grammatical categories of words in sentences. This research highlights the lack of focus on POS tagging for Asian languages, particularly Cebuano. Limited research on Cebuano has hindered linguistic documentation and understanding of its grammar and vocabulary. This study introduces a Cebuano POS tagger using the Hidden Markov Model (HMM) to improve Cebuano text processing. The researchers also propose a method for handling unfamiliar words. Results show the algorithm performs well on a news text corpus of 25,000 datasets, with an accuracy of 84 %, precision of 80%, recall of 81.52%, and F1-score of 82%. These outcomes demonstrate the algorithm's effectiveness in addressing language challenges in specific genres. Additionally, the research contributes to the Sustainable Development Goals (SDGs) by promoting linguistic diversity and fostering inclusive language technologies. The study provides insights into Cebuano's linguistic traits and grammatical structures, offering a foundation for further research in natural language processing.

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