All of the articles in this Proceedings of the 3rd Lawang Sewu International Symposium on Engineering and Applied Sciences. These proceedings contain selected papers from that symposium, which was held virtually on January 07, 2025, in Semarang, Central Java, Indonesia. This symposium was organized by...

The need for a smooth and reliable internet network on campus is very high, especially since all administrative and learning activities are now carried out online. However, the widely spaced building locations on the Universitas Muhammadiyah Semarang (Unimus) Integrated Campus require adequate computer...

Cybersecurity has become a critical issue in today’s digital era. This study aims to analyze public sentiment toward cybersecurity issues on social media using a text mining approach. Data were collected through scraping from Twitter, resulting in 935 tweets containing relevant information about cyber-security....

Kampung Melayu is a Malay settlement that had developed even before the Fort de Vijfhoek, the first VOC fortress built in the late 17th century. The Kampung Melayu residential area is located on the Semarang River’s west bank and on the fort’s north side. Based on the condition of the Kampung Melayu...

Cold storage systems are critical for maintaining the quality and safety of temperature-sensitive products in industries such as food and pharmaceuticals. The performance of these systems heavily relies on efficient thermal insulation materials that minimize energy consumption while ensuring product...

Automated detection of intestinal parasites is crucial for improving diagnostic efficiency and accuracy in parasitology. This study evaluates the performance of three object detection models: Faster RCNN with ResNet back-bone, Faster RCNN with RetinaNet backbone, and YOLOv8. A dataset comprising 2000...

This study examines a Content Delivery Network (CDN) model integrated with Application Programming Interfaces (APIs) structured in alignment with the hierarchical architecture of Indonesia’s government. In this simulation, the Central Government operates as the origin server, disseminating a 1 MB content...

Public open space is needed in each village or certain housing units utilization of public open space in certain villages or housing in the form of existing public facilities. Forms of public facilities in the form of public open spaces such as parks, fields, etc. In this activity, the research focuses...

The rapid advancement of digital communication has transformed public service complaint management, enabling citizens to report issues through platforms such as SMS, websites, and social media. In Semarang City, the LAPOR! system facilitates public complaint submission, requiring efficient categorization...

The goal of this study was to classify images of typical Central Javanese batik, including Pekalongan, Semarang, Lasem, Pati, and Solo batik. Batik has a variety of varied motifs; each region in Indonesia has certain characteristics on batik motifs. Based on literature studies, the use of probabilistic...

Technological advances in the medical sector, especially in surgical training, have developed rapidly with the existence of increasingly realistic and effective training devices, such as suture pad training kits. This research aims to improve the quality and accuracy of these devices through reverse...

SDGs are the blueprint to achieve a better and more sustainable future for all. SDGs target #11.7 means that by 2030, cities should provide universal access to safe, inclusive, and accessible green and public spaces for women and children, older persons, and persons with disabilities. Besides, all public...

Wooden house building is one of the instant alternatives, with its speedy installation, attractive design, and environmental friendliness. The development of wooden house building designs has an increasingly diverse design, so it requires design application technology in making design designs that can...

The enactment of Village Law No. 6 of 2014 underscores the importance of community participation in rural development, with the overarching aim of achieving self-reliance and enhancing community welfare. However, in Semarang Regency, the level of women’s involvement in village development planning has...

One insulating polymer that has several benefits and is used in high voltage air insulation products is epoxy resin. However, surface degradation is a result of increased environmental pollutants. The materials used in this study included epoxy resin polymer insulation, silane filler, high silica rice...

Transport is undoubtedly a pivotal component in the development of smart cities. The concept of interconnected transportation represents a form of implementation of the smart city concept, particularly in the context of the Internet of Things (IoT) trend. The smart city concept refers to a city arrangement...

Electrical energy is a fundamental need that must be met sustainably and economically. In Indonesia, most power plants use non-renewable fossil fuels such as coal, oil and natural gas. The use of these fossil fuels leads to high electricity production costs, so optimization is needed to reduce operational...

Countries along the equator receive a relatively high level of solar radiation, which is crucial for solar power plants. In this context, Indonesia is well-suited for the implementation of solar power plants. The amount of power generated by a solar power plant is directly related to the intensity of...

PT Pura Barutama Rotogravure Unit 3 has developed an innovative cigarette packaging image randomization machine to address frequent human errors in the image randomization process. The main goal of this project was to create a control panel for the machine. The research used literature review, interviews,...