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This research aims to analyze the benefits of learning shipbuilding theory for cadets of the Technical Corps at the Indonesian Naval Academy (AAL) using a mixed methods approach. The research results show that mastery of shipbuilding theory significantly enhances the technical competence of cadets, particularly in understanding ship structure, stability, hydrodynamics, and propulsion systems, and contributes to their operational readiness in the TNI AL environment. However, the main challenges identified include the complexity of the material, limited laboratory and simulator facilities, and the gap between classroom theory and real-world application on warships. The effectiveness of learning is greatly influenced by interactive teaching methods, instructor competence, and the support of learning facilities. This research recommends the development of an adaptive curriculum, increased investment in simulation technology, and collaboration with the maritime industry to enrich the cadets' learning experience. These findings are expected to serve as a basis for the evaluation and development of the shipbuilding theory curriculum at AAL, as well as a reference for other maritime educational institutions in designing more applicable and relevant learning programs that meet operational needs in the field.

Enhancing understanding and awareness of traffic safety is a critical challenge, particularly among younger generations. This study aims to develop a real-time Augmented Reality (AR)-based traffic sign simulation application integrated with gamification elements to improve user engagement and comprehension. The research employed a Research and Development (R&D) approach involving 30 respondents as application users. The development process included needs analysis, user interface design using a user-centered approach, implementation of markerless tracking technology, and integration of time-based challenges and virtual rewards as gamification elements. The testing results indicated a 30% improvement in post-test scores compared to pre-test scores, demonstrating the application's effectiveness in enhancing users' understanding of traffic signs. This application is not only relevant for formal education in schools but also holds potential as an innovative tool for traffic safety campaigns. The study supports the theory that the integration of AR and gamification can create engaging and effective learning experiences.

Excess sugar consumption, particularly from ultra-processed foods is a significant health issue for the community. This community service program aims to raise awareness about the health risks posed by excessive sugar consumption, with a focus on mothers in Hapakat Kindergarten, Bagendang Hilir Village. Through collaboration with the village Health Post, this activity was carried out with an educational approach in the form of socialization and interactive discussions. The methods used included material presentation, interactive discussion, questions and answers, and simulation of calculating daily sugar intake. The results of this activity showed an increase in participants' understanding of the dangers of excessive sugar consumption and preventive measures that can be applied in everyday life. This program is expected to contribute to government policies regarding preventive health education and regulation of sugar consumption in packaged food and beverage products.

This community service activity was carried out to answer the challenges of modern education, especially in designing assessments that are inclusive and responsive to the diverse learning needs of students. The program involved 25 teachers from five elementary schools in Gunung Anyar Sub-district, Surabaya. The training method includes preparation through a needs survey, exposure to the basic concepts of differentiated assessment, collaborative practice, implementation simulation, and ongoing mentoring. The results of the training showed a significant increase in teacher competence, especially in understanding the concepts of formative, summative, and diagnostic assessments, as well as the ability to design flexible rubrics and assessment formats. As many as 85% of participants understood the objectives of the activity well, 78% felt that they understood the material very well, and 82% felt helped by simulations and hands-on practice. In addition, the training created a culture of productive collaboration between teachers, which was felt by 88% of participants. However, there are challenges in the form of the need for more time for technical deepening of rubric development and implementation assistance in the classroom. Collaborative practice-based training proved effective in improving teachers' competence in differentiated assessment. For the sustainability of the program, further training, the establishment of teacher learning communities and increased school support are recommended. This program is expected to create a more inclusive, innovative and responsive basic education for students' diversity.

The railway doorstop system functions to increase the safety of road users and avoid accidents at crossings. This journal discusses the design and implementation of a train doorstop system using Arduino Uno with supporting components such as servo motors, LED lights, resistors and the HC-SR04 ultrasonic sensor. The simulation aims to automate the process of closing and opening gate latches based on the presence of trains, with results demonstrating the effectiveness of the system in improving safety at crossings.  

Digital literacy is an essential skill in the digital era, especially for the younger generation who are starting to actively engage in entrepreneurship through online platforms. However, students' understanding of online ethics and legal frameworks such as the Electronic Information and Transaction Law (UU ITE) is still limited. This community service activity aims to improve the digital literacy of Dian Andalas Padang High School students, with a focus on online ethics in law-based digital business. The methods used include interactive lectures, group discussions, and case simulations to provide a deep and applicative understanding. The results of this activity showed a significant increase in students' understanding of digital literacy and the implementation of the ITE Law. Case discussions and simulations help students identify common violations of the law in online businesses, such as fraud and the spread of false information, and understand how to prevent them. The positive response from students and teachers emphasized the importance of this activity in equipping the younger generation with ethical and law-abiding digital skills, while encouraging schools to integrate law-based digital literacy into the curriculum.

This research focuses on designing and simulating a makeup robot control system with a Human-Robot Interaction (HRI) approach. The main goal is to develop a robot that is not only efficient in applying makeup, but also able to interact directly with users. The design of this robot is designed with attention to anthropomorphism and non-verbal interaction, in order to improve user comfort and experience during the use process. This control system leverages cutting-edge sensor technology, such as facial recognition and expression analysis, to detect user emotions and adjust the robot's response in real-time. The simulation process is carried out using the Robot Operating System (ROS) to develop an algorithm that supports task coordination between robots and humans as well as interactive feedback. The results of the simulation show that the robot is able to recognize the user's emotions and adjust their actions, thus creating a more intuitive and responsive interaction experience. This research has made a significant contribution to the development of robotics technology in the field of beauty, thereby improving the user experience in personal care. The findings also pave the way for further research into more complex human-robot interactions that are responsive to individual needs.

It is important to understand that students' academic achievement is not only influenced by their cognitive abilities, but also by non-cognitive factors such as social-emotional skills and learning styles. In an effort to improve the quality of education and facilitate the optimal development of students at SMA Negeri 3 Kejuruan Muda, it is hoped that the report on the results of the non-cognitive diagnostic assessment can be a strong foundation for SMA Negeri 3 Kejuruan Muda in developing holistic, adaptive, and student-centered learning strategies. Through a better understanding of the social-emotional aspects and learning styles, schools can create a learning environment that supports not only academic achievement, but also students' optimal personal and social development. Thus, this study aims to (1) Identify students' social-emotional abilities and areas that require further support. (2) Assess students' learning styles to adjust teaching methods to their preferences. (3) Provide recommendations based on assessment results to improve support and learning strategies in schools. This study uses a qualitative descriptive approach with data collection through a google form questionnaire distributed to all students of SMA Negeri 3 Kejuruan Muda. The results of the study showed that 10.5% of students had high social emotional abilities, 60.5% of their social emotional abilities were said to be sufficient, 27.8% needed improvement and 1.2% needed significant development by BK teachers or counselors. Meanwhile, the Learning Styles possessed by students at SMAN 3 Kejuruan Muda were 40% Visual learning style, 30% Auditory learning style and 30% Kinesthetic learning style. Furthermore, the recommended treatment recommendations for students with high levels of social emotional abilities are to become peer counselors, students who have moderate social emotional abilities can be guided by peer counselors and students who have low levels of social emotional abilities require guidance by BK teachers or professional counselors. Meanwhile, recommendations for visual learning styles can be presented with learning media in the form of images, videos or slides, auditory learning styles are presented with learning media in the form of audio recordings or listening to explanations from teachers and kinesthetic learning styles can be included in games, simulations, practicums, projects and demonstrating learning materials.  

This research aims to explore the implementation of Market-Day as a learning medium to improve basic economic understanding for sixth grade elementary school students. Through this activity, students gain practical experience regarding economic concepts such as demand, supply, transactions and financial management. This approach also encourages the development of social skills, creativity and an entrepreneurial spirit, which are relevant to the needs of the era of globalization. Market-Day provides real simulations that integrate economic theory into daily practice, thereby helping students better understand and apply economic values in their lives. This research uses a literature study approach by referring to relevant scientific sources, such as books, journals and research reports. The study results show that Market-Day is not only effective in increasing understanding of economic theory, but also strengthens students' managerial skills and financial awareness. With this experience-based learning, students are taught to be more responsible and innovative, so they are better prepared to face economic challenges in the future. This article concludes that Market-Day is a strategic approach that can be applied in elementary schools to combine economic learning with the development of students' life skills, especially in supporting the Merdeka Curriculum which is oriented towards holistic learning.

This community service process aims to increase community knowledge and awareness regarding Final Income Tax for MSMEs. The partners of this activity are fashion businesses and grocery stores in Caturharjo village, Sleman District, Sleman Regency. The type of this activity is carried out in discussions, case studies, simulations, training, and assessments with a direct meeting method. This service was carried out for 5 meetings which were held on October 6, 13, 20, 26, 27, and November 3, 2024. This process is carried out in stages by coming directly to the partner's place. The results of this community service provide results to target partners in the form of increased understanding of taxation, Final Income Tax for MSMEs, calculation of Final Income Tax, and the process of making NPWP.

This study examines the role of digital simulations in improving university students' understanding of complex physics concepts. Utilizing an experimental design, the research assessed students' conceptual grasp before and after the use of digital simulations in instructional sessions. Results indicated a significant improvement in students' understanding and retention of physics concepts, particularly in areas such as electromagnetism and quantum mechanics. The findings support digital simulation as an effective tool for enhancing conceptual learning in science education.

Measuring performance solely by relying on returns is probably not enough, it is important to consider both returns and risks. Some measurement methods that consider both of these factors are the Sharpe Ratio index, Treynor Ratio, Jensen Alpha, and Information Ratio. Risk analysis using Value at Risk Monte Carlo simulation is also important to determine the potential for extreme risks. The purpose of this study is to provide a good understanding of the performance and risk of mutual fund investments. Based on the performance results, Schroder is the most superior mutual fund, with the highest Information Ratio, Sharpe Ratio, and Jensen Ratio, indicating that they are able to generate good returns considering the risks taken. However, Schroder also has the highest VaR, meaning it has the potential for large losses in the worst market conditions. On the other hand, MNC is at the bottom in almost all performance methods, indicating poor performance with low returns and lower risks.

The community service program titled "Improving Welfare through Sport Massage Training in Samarinda City" aimed to equip participants with sport massage skills beneficial for health and economic potential. The program was conducted through a comprehensive approach, including material delivery, treatment demonstrations, hands-on practice, skill evaluation, and real-condition simulations. The initial stage focused on delivering basic concepts of sport massage, simple anatomy and physiology, and fundamental techniques through interactive presentations. Experienced instructors then demonstrated proper massage techniques on main body parts and specific areas prone to tension or injury, emphasizing safety and comfort. Participants were divided into small groups for hands-on practice, receiving guidance and feedback from instructors. Skill evaluation ensured participants understood correct and safe techniques. Real-condition simulations allowed participants to role-play as massage service providers, enhancing their confidence in handling clients professionally. The program resulted in high participant satisfaction levels, with the highest satisfaction in the practice and simulation sessions. Participants showed significant improvement in understanding and applying sport massage techniques, and increased readiness to practice their skills professionally. This community service program successfully empowered participants with valuable skills that contribute to both health and economic well-being in Samarinda City.

Mental health issues in pregnancy are still considered less important than physical health. Mental health disorders are not yet seen as a disease. However, if not treated properly, the impact can be very serious and life threatening. Mental health disorders start with excessive worry which can lead to depression during pregnancy. Thus, if this situation persists, it can have a negative impact on the mother, baby, and family. One of the efforts to improve the mental health of mothers is through providing education to increase their knowledge. The purpose of this activity is to increase the knowledge and skills of mothers in maintaining mental health during pregnancy. The methods used were lectures, discussions and simulations. There were 12 participants involved in this activity. The results of the implementation of the activity showed an increase in knowledge in pregnant women after education, namely 75% of participants had knowledge with a good category in understanding about mental health during pregnancy.

This research investigates the electromagnetic field (EMF) characteristics generated by solar power plants, focusing on their potential environmental and health impacts. The study employs a dual methodology combining direct measurements using gaussmeters and computer simulations using COMSOL software to map electromagnetic fields around solar power installation components. Measurements were taken under two conditions: during solar power plant operation and non-operation, to establish comparative baseline data. The research found significant variations in electromagnetic field intensity based on operational status and distance from components, particularly near inverters and cable networks. Results indicate that EMF levels are higher during operation, with field strength decreasing exponentially with distance from the source. These findings contribute to understanding EMF distribution patterns in solar installations and provide valuable insights for implementing appropriate mitigation strategies to ensure safe operation within established exposure standards.

Indonesian tourists are one of the largest groups of travelers visiting Thailand. The high interest of Indonesian travelers in tourist destinations in Thailand is not supported by the number of tour guides skilled in the Indonesian language. The purpose of this international community service is to improve the competence of local tour guides in Thailand, particularly in terms of Indonesian language skills. The urgency of this service is to address the need for local Thai tour guides who are proficient in Indonesian. Skilled Indonesian-speaking local Thai tour guides are expected to provide optimal service to the increasing number of Indonesian tourists. The method of this service involves intensive assistance by Thammasat University students as tutors and translators. Thammasat students who are already proficient in Indonesian will provide Indonesian language training to local Thai tour guides. This assistance includes interactive learning sessions, conversation simulations, and direct practice in real tourist situations to enhance the communication skills of the tour guides. The results of the service show a significant improvement in the Indonesian language skills of 15 local Thai tour guides. This is evident from their ability to communicate more fluently and confidently with tourists from Indonesia. The group of local Thai tour guides also reported increased satisfaction in the services they provided, as well as positive feedback from Indonesian tourists. Based on these results, the assistance provided by the service team, supported by Thammasat University students, was effective in enhancing the language competence of local Thai tour guides. This service activity has a positive impact on the experience of Indonesian tourists and strengthens the bilateral tourism sector of both countries.

Indonesia is a country that faces a high risk of multiple disasters, one of which is fire disasters that can be prevented by the community through preparedness and early detection. The community service program, implemented by a team of lecturers and students from the Disaster Management Study Program at Budi Luhur University in collaboration with the Tanjungpinang SAR Office, conducted a basic fire extinguishing training session at SMAN 2 Tanjungpinang. The target audience for this training was students involved in the Scout, Paskibraka, and PKS (School Security Patrol) extracurricular activities, aimed at increasing student preparedness for fire emergencies. The activities included both theoretical materials and practical exercises on extinguishing fires and techniques for victim evacuation. The evaluation results showed an increase in participants' knowledge, particularly regarding the basic concepts of fire and victim movement, with understanding levels ranging from 45% to 100%, depending on the material. Although the results were positive, areas such as the type of fire extinguisher material and victim transfer techniques require further emphasis. This collaboration between educational institutions and disaster response agencies has proven effective in building student awareness to deal with emergency situations. Recommendations for future training include adopting a more interactive approach and incorporating intensive simulations to enhance students' understanding and readiness to face disaster.

The public speaking and leadership workshop conducted for SDI 1 Loang students aims to enhance literacy and social skills, particularly in public speaking and leadership. The choice of this topic is highly relevant, as public speaking and leadership skills are crucial elements for personal and social development in today's global era. The community service method used included a participatory approach with interactive activities such as group discussions, simulations, and practical exercises designed to stimulate active student participation. The results of this workshop showed a significant improvement in students' communication skills, confidence, leadership abilities, and teamwork capabilities. This positive impact indicates that students are not only more confident in public speaking but also better at taking initiative in group situations. In conclusion, the training successfully enhanced students' competencies in public speaking and leadership. However, continuous support from schools and communities is essential to further facilitate the development of these skills, ensuring students are well-prepared to face future challenges.

Objective: analyze the modulation scheme that can intelligently select the appropriate modulation model for service conditions to obtain a high Signal to Noise Ratio, as well as throughput efficiency on wireless networks through the DNN approach. Method: this study uses simulations with the Python language, through AI-Driven on BPSK, QPSK, 16-QAM, and 64-QAM modulation, to determine the SNR and Quality of Service (QoS) produced, both through conventional approaches and Deep Neuro Network (DNN). Researh Finding: AI-Driven modulation used for Cognitive Cellular Networks (CCN), through Deep Neuro Network designed to intelligently classify and select the appropriate modulation model to be applied, shows significant improvement in throughput efficiency, QoS and has the ability to adapt to the environment in dynamic networks. Conclussion: AI-Driven using Deep Neuro Network is able to dynamically adapt to determine the selected modulation model, according to the user's environmental conditions, increase spectrum efficiency and throughput, and increase SNR which can automatically increase the efficiency of network usage.

The increasing demand for sustainable and reliable energy solutions in remote and off-grid communities has led to the exploration of hybrid bio-solar renewable energy systems. This paper examines the implementation of a hybrid bio-solar system with energy storage to improve microgrid stability and support local sustainability. By combining biomass and solar power with energy storage, the system provides a reliable, clean, and cost-effective energy supply, addressing intermittency and enhancing grid resilience. The research covers system design, power flow simulation, voltage and frequency stability, and both economic and environmental analyses to assess system effectiveness. The results show that the hybrid bio-solar system significantly improves energy reliability, reduces carbon emissions, and offers a more stable energy supply compared to diesel or grid-based systems. The system's scale and configuration are crucial in optimizing cost-effectiveness, with larger systems yielding better long-term benefits. Local community involvement is key to managing and maintaining the system, ensuring its sustainability. Compared to other renewable energy hybrids like wind-solar or solar-diesel, the bio-solar system offers superior reliability and cost-efficiency, especially where biomass is abundant. The paper concludes with recommendations for scaling these systems and emphasizes the importance of supportive policies for accelerating sustainable energy transitions.