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Journal : Computer

PREDICTION TINGKAT POTENSI PEMBELI PADA HARI SPECIAL DI TOKO MITRA SHOPEE Artisya, Nur; Saut Pintubipar Saragih
Computer Science and Industrial Engineering Vol 6 No 4 (2022): Comasie
Publisher : LPPM Universitas Putera Batam

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Abstract

Shopee is a Marketplace Platform that stepped on the Indonesian market at the peak of May 2015 and started running at the end of June 2015 in Indonesia. An item is whatever can be proposed to a market to fulfill a need or need, including actual merchandise, administrations, encounters, occasions, individuals, places, properties, associations, data and thoughts. The shopee partner of the Bagan Wholesale store has been established for 3 years with a total of more than 700 products, selling household goods, fashion, decorations etc. Implementing Data Mining, especially classification using the C4.5 algorithm in predicting buyers at Bagan Wholesale shopee partner stores. The choice tree strategy is a flowchart structure that is like a tree structure, each tree point is a quality that has been tried, each branch is an experimental outcome, and the end point is the subsequent class division. In the analysis process, the researcher uses data mining techniques using the C4.5 classification algorithm which is processed using the Rapidminer application version 9.10.001 in order to find buyer predictions at shopee partner stores.
PERANCANGAN SISTEM INFORMASI MANAJEMEN ALAT BERAT BERBASIS WEB DI PT ROFENNI PRIMAJAYA Darren Yang; Saut Pintubipar Saragih
Computer Science and Industrial Engineering Vol 12 No 1 (2025): Comasi Vol 12 No 1
Publisher : LPPM Universitas Putera Batam

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33884/comasiejournal.v12i1.9528

Abstract

In the digital era, information systems play an important role in improving operational efficiency, accelerating the decision-making process, and providing competitive advantages for organizations. PT. Rofenni Primajaya, which is engaged in the construction and heavy equipment rental sector, faces challenges in managing and monitoring the availability of heavy equipment, which is still done manually and takes a long time. The process of recapitulating the availability of heavy equipment using lobo reports and manual recording often takes 10 to 60 minutes, with the risk of errors that cause information on the availability of heavy equipment goods to not be provided quickly. In addition, there are errors in creating invoices caused by typing errors by administrative employees when using Microsoft Excel. Therefore, this study aims to design a web-based information system that is able to provide information on the availability of heavy equipment quickly and create invoices automatically. This study uses a system design method using UML and a system interface design method, namely Design Thinking.
IMPLEMENTASI DESIGN THINKING SERTA USABILITY TESTING PADA PERANCANGAN SISTEM INFORMASI STOCK BARANG TOKO RETAIL Angelia Miranti; Saut Pintubipar Saragih
Computer Science and Industrial Engineering Vol 12 No 1 (2025): Comasi Vol 12 No 1
Publisher : LPPM Universitas Putera Batam

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33884/comasiejournal.v12i1.9545

Abstract

Retail business has been on the rise in recent years with the consumer diversity of needs has been growing higher as well. One Retail business owner in Batu Aji named Abang Putra shop run the business without the support of an information system particularly in stock management in their warehouse. In this research the author tried to design software to support the stock management in this retail business to tackle the issue of their warehouse management. Currently using a convention or traditional old system which is using formal incoming and outgoing paper for their warehouse documentation and using Microsoft excel data entry for their database. The researchers propose to implement design thinking method to design the system. Using 5 phase of the methods the research conducted orderly following proper technique to ensure the research results is well accepted. The tools to design the system is using unified modelling language and a saas software design Figma. The result of the system is the user persona of the system user, journey map, activity diagram, sequence diagram and detailed system design of the stock management system.
RANCANG BANGUN APLIKASI E-VEGETABLES MENGGUNAKAN FLUTTER DI KOTA BATAM Kevin; Saut Pintubipar Saragih
Computer Science and Industrial Engineering Vol 12 No 1 (2025): Comasi Vol 12 No 1
Publisher : LPPM Universitas Putera Batam

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33884/comasiejournal.v12i1.9563

Abstract

Housewives are responsible for managing kitchen needs, regularly shopping for vegetables to meet daily food ingredient requirements. Vegetable shops run by the community serve as one of the alternatives for housewives to buy vegetables. However, they often face difficulties in obtaining information about the availability of vegetable products in stores or shops, as well as price information. This study aims to design and develop an e-vegetables application. The application helps buyers access store information and place orders online, while also enabling sellers to reach a wider consumer base. The method used in this study is the Rapid Application Development (RAD) method, which involves stages such as requirement planning, system design, development, and implementation. The application is designed using UML (Unified Modeling Language) for diagram modeling and Figma for user interface design. It is built in Android operating system using Flutter for the frontend, Node.js for the backend, and MongoDB as the database. The results of this study show that the e-vegetables application facilitates buyers in obtaining vegetable information and placing orders efficiently.