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Development of a Web-based Library Information System Integrated with a Webcam-based Barcode Scanner Nabilah Lestari; Ahmad Fauzi
Sistemasi: Jurnal Sistem Informasi Vol 15, No 4 (2026): Sistemasi: Jurnal Sistem Informasi
Publisher : Program Studi Sistem Informasi Fakultas Teknik dan Ilmu Komputer

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32520/stmsi.v15i4.6238

Abstract

The process of borrowing and returning books in some school libraries is still carried out manually, resulting in slower service times and a higher risk of data recording errors. Therefore, a library information system is needed to improve transaction efficiency and data management accuracy. This study aims to develop a web-based library information system integrated with a webcam-based barcode scanning feature, eliminating the need for additional scanning devices. The research employs a Research and Development (R&D) approach using the Waterfall model, which includes the stages of requirements analysis, system design, implementation, and testing. System evaluation was conducted using Black Box Testing, transaction time efficiency analysis, data accuracy measurement, assessment of lighting intensity on webcam-based barcode scanning performance, and usability testing using the System Usability Scale (SUS). The results indicate that all system functions operate properly. The system reduces the average transaction time from 72.06 seconds to 24.48 seconds (66% efficiency improvement) and increases data recording accuracy from 60% to 100%. Webcam-based barcode scanning performs optimally under lighting conditions of ≥150 lux. The usability evaluation achieved a SUS score of 85.8 (excellent). However, system performance is still influenced by lighting conditions and camera quality. Future research may focus on enhancing the system by incorporating image processing techniques or alternative identification technologies to further improve scanning accuracy.
Development of a Prototype Web-based System for Managing Customer Incoming Letters at PLN ULP Subang using a Design Thinking Approach Valentina Febrianti; Ahmad Fauzi
Sistemasi: Jurnal Sistem Informasi Vol 15, No 4 (2026): Sistemasi: Jurnal Sistem Informasi
Publisher : Program Studi Sistem Informasi Fakultas Teknik dan Ilmu Komputer

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32520/stmsi.v15i4.6291

Abstract

This study was conducted to design and evaluate a prototype web-based system for managing customer incoming letters in order to improve efficiency and user experience. The method employed is Design Thinking, which includes the stages of empathize, define, ideate, prototype, and testing, with a focus on identifying issues in incoming mail management that still rely on manual processes. The resulting prototype was evaluated using the System Usability Scale (SUS) and the User Experience Questionnaire (UEQ). The results indicate that the system demonstrates a high level of usability, with an average SUS score of 80.6 (categorized as excellent), and provides a positive user experience, as reflected in UEQ scores for attractiveness (1.6), perspicuity (1.7), efficiency (1.5), dependability (1.4), stimulation (1.6), and novelty (1.3). Therefore, the developed system is capable of improving the efficiency of customer incoming letter management while supporting the digitalization of administrative processes and enhancing service quality.
Design of a Prototype Web-based System for Monitoring New Customer Installation Administration using a User-Centered Design Approach Rahmat Hidayat; Ahmad Fauzi
Sistemasi: Jurnal Sistem Informasi Vol 15, No 4 (2026): Sistemasi: Jurnal Sistem Informasi
Publisher : Program Studi Sistem Informasi Fakultas Teknik dan Ilmu Komputer

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32520/stmsi.v15i4.6292

Abstract

Monitoring the administrative status of new customers in electricity service environments is still largely dependent on conventional methods, resulting in delays in information delivery, data recording errors, and limitations in comprehensive data oversight. This study aims to develop a prototype web-based system for monitoring the administrative status of new customer installations at PT PLN (Persero) ULP Subang by applying a user-centered design approach. The research adopts the User-Centered Design (UCD) methodology, which consists of four main stages: context-of-use analysis, user requirements identification, design solution development, and evaluation of the proposed design. The prototype was developed using Figma and includes features such as a monitoring dashboard, customer data input, data search, and administrative status updates. The system was evaluated using the System Usability Scale (SUS). The findings indicate that the system achieved an average SUS score of 75.5, which falls into the “good” category, suggesting that the system has an acceptable level of usability and is capable of supporting administrative monitoring activities more effectively.