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Sentiment Analysis of Brand Ambassador Influence on Product Buyer Interest Using KNN and SVM Putri, Natasya Kurnia; Vitianingsih, Anik Vega; Kacung, Slamet; Maukar, Anastasia Lidya; Yasin, Verdi
Indonesian Journal of Artificial Intelligence and Data Mining Vol 7, No 2 (2024): September 2024
Publisher : Universitas Islam Negeri Sultan Syarif Kasim Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24014/ijaidm.v7i2.29469

Abstract

In the dynamic marketing, companies usually use strategies involving celebrities or influencers to promote their products or brands. The currently popular strategy is using Korean boy bands as brand ambassadors. This collaboration certainly gets a lot of opinion responses through tweets on X app social media. This research aims to analyze sentiment to determine how the product buyer's interest responds to brand suitability, brand image management, and the influence of issues that arise in this collaboration. The research stages consist of data collection, pre-processing, labeling, weighting, and classification with K-Nearest Neighbor and Support Vector Machine and performance evaluation using a confusion matrix. The dataset used was 696 tweets taken using web scrapping techniques. This research uses the Lexicon-based method to divide the dataset into positive, negative, and neutral classes. The SVM method shows superior test results by achieving an accuracy rate of 83.34% compared to the KNN method, which produces an accuracy value of 71.2% in its calculations
Design of a Web-Based Inventory Control Information System on Jami' Baitul Muttaqin Mosque Mahfud, Imam; Yasin, Verdi; Junaedi, Ifan
Jurnal Teknologi Informatika dan Komputer Vol. 11 No. 1 (2025): Jurnal Teknologi Informatika dan Komputer
Publisher : Universitas Mohammad Husni Thamrin

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37012/jtik.v11i1.2494

Abstract

The definition of inventory according to the Big Indonesian General Dictionary is (a list of) items used in an office, company, and inventory is the making or compilation of a list of items in an office, house, ship. imagine how complicated it would be if we wanted to find out what items were purchased by an institution in the past 05 or 10 years if we had to open files or records regarding these items in a book, perhaps more than one large stack of books would have to be we read them one by one and it will take quite a long time. In modern times like now, if these manual things are still done, we will be increasingly left behind by other people and will not be able to progress because we will lose in the competition. Fast, precise and effective work has become the main requirement for completing work in the current era of globalization. The inventory data collection application is an application that is used to control inventory items and planned expenditure. This application is designed to improve the performance of the DKM Jami' Baitul Mutaqqin Mosque, because up to now the process has been carried out manually so the time required is more long time to approve replacement of inventory items that must be replaced. This application was built using the PHP programming language and uses a MySQL database.
Development of a Web-Based Information System for Reporting Activities of DKI Jakarta DPRD Members Jaya, Hikmah Gusdin Putra; Yasin, Verdi; Sulistiyanto, Agus
Jurnal Teknologi Informatika dan Komputer Vol. 11 No. 1 (2025): Jurnal Teknologi Informatika dan Komputer
Publisher : Universitas Mohammad Husni Thamrin

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37012/jtik.v11i1.2495

Abstract

Implementation of the activity reporting system for DKI Jakarta DPRD members is a system to facilitate the reporting of activities of DKI Jakarta DPRD members. The DKI Jakarta DPRD member activity reporting system has been widely used in companies with various technologies and systems. The author raised the problem with the DKI Jakarta DPRD Secretariat. There is no special program for storing data and making reports at the DKI Jakarta DPRD Secretariat. This activity is very important, increases efficiency, and determines its performance in terms of cost savings. Previously, data processing was carried out manually using Microsoft Excel and Word, by designing a computerized system using PHP and MySql applications, data on the activities of DKI Jakarta DPRD members had been stored in a database to simplify the process of daily activities. This research uses data collection methods by means of observation, interviews and literature study, namely by making direct observations on the objects under study and requesting the necessary data, as well as interviews or questions and answers with sources to complete the data and obtain the necessary information. The system designed is an information system for the activities of DKI Jakarta DPRD members which was created using PHP and MySQL. This system was created to be able to manage data on the activities of DKI Jakarta DPRD members and reports. The information system designed is expected to minimize the shortcomings of the system currently in use so that work activities are more effective, efficient and controlled.
Design of a Document Management System Application Using the Web-Based Rapid Application Development Method for Monitoring Perbal at Provincial Personnel Agencies in the Special Capital Region of Jakarta. Putra, Rahmadika Roma; Yasin, Verdi; Zulhalim; Yulianto, Akmal Budi
Jurnal Teknologi Informatika dan Komputer Vol. 11 No. 1 (2025): Jurnal Teknologi Informatika dan Komputer
Publisher : Universitas Mohammad Husni Thamrin

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37012/jtik.v11i1.2496

Abstract

Implementation of the activity reporting system for DKI Jakarta DPRD members is a system to facilitate the reporting of activities of DKI Jakarta DPRD members. The DKI Jakarta DPRD member activity reporting system has been widely used in companies with various technologies and systems. The author raised the problem with the DKI Jakarta DPRD Secretariat. There is no special program for storing data and making reports at the DKI Jakarta DPRD Secretariat. This activity is very important, increases efficiency, and determines its performance in terms of cost savings. Previously, data processing was carried out manually using Microsoft Excel and Word, by designing a computerized system using PHP and MySql applications, data on the activities of DKI Jakarta DPRD members had been stored in a database to simplify the process of daily activities. This research uses data collection methods by means of observation, interviews and literature study, namely by making direct observations on the objects under study and requesting the necessary data, as well as interviews or questions and answers with sources to complete the data and obtain the necessary information.The system designed is an information system for the activities of DKI Jakarta DPRD members which was created using PHP and MySQL. This system was created to be able to manage data on the activities of DKI Jakarta DPRD members and reports. The information system designed is expected to minimize the shortcomings of the system currently used so that work activities are more effective, efficient and controlled.
Designing An Education & Training Management (DIKLAT) Application for Web-Based ASN Needs in The Directorate General Of Marine Transportation Environment Kurniawan, Asep Rizal; Zulhalim; Sianipar, Anton Zulkarnaen; Yasin, Verdi
Jurnal Teknologi Informatika dan Komputer Vol. 11 No. 1 (2025): Jurnal Teknologi Informatika dan Komputer
Publisher : Universitas Mohammad Husni Thamrin

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37012/jtik.v11i1.2516

Abstract

The Directorate General of Sea Transportation (DJPL) is under and responsible to the Minister of Transportation and is led by the Director General. The Directorate General of Sea Transportation has the task of carrying out the formulation and implementation of policies in the shipping sector. To create a more effective and efficient organization and work procedures to improve the performance of the duties and functions of the Directorate General of Sea Transportation (DJPL), optimal human resource management is needed. The use of information technology has now become mandatory in managing human resources in the government sector. Currently, data processing for education, training and careers within the Secretariat of the Directorate General of Sea Transportation still uses manual methods, causing several obstacles, including irregular data archiving which makes it difficult to search for data as a reference for building a management information system that can provide information regarding management activities within the Directorate General of Sea Transportation. The Technical Implementation Unit (UPT) within the Secretariat of the Directorate General of Sea Transportation, is one of the sections tasked with providing training for employees. Employees who have completed training are then placed according to the results of the training. The Web-Based Information System Design Application for the Technical Implementation Unit (UPT) of the Secretariat of the Directorate General of Sea Transportation (SETDITJEN) was designed using a PHP program and a database using MySQL, so that it can be easily accessed anywhere.
Designing a Web-Based Information System for Monitoring Final Projects Hariyanto, Ferry; Budiman, Thomas; Yulianto, Akmal Budi; Yasin, Verdi
International Journal of Engineering, Science and Information Technology Vol 5, No 2 (2025)
Publisher : Malikussaleh University, Aceh, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52088/ijesty.v5i2.799

Abstract

The final project is a crucial requirement for students to complete their studies. At STMIK Jayakarta, the final project monitoring process is still conducted manually using Google Classroom, Google Forms, and WhatsApp. This approach leads to difficulty tracking student progress, data security vulnerabilities, data loss risks, and communication challenges. This study's primary objective is to design a comprehensive web-based monitoring information system that integrates the final project process, from initial registration and guidance to the thesis defence and issuance of the provisional graduation letter. The research design focuses on system modelling, and the Unified Modeling Language (UML) methodology is employed to define system requirements and structure the system's design. The primary outcomes include a detailed system architecture that addresses efficiency, transparency, and accuracy in final project management. The results indicate that this web-based system will significantly improve manual methods, offering better tracking, security, and communication capabilities. In conclusion, this study demonstrates that the proposed system design can serve as a strong foundation for developing a fully functional application, enhancing the effectiveness and transparency of final project management for all stakeholders.
Perancangan Dashboard Monitoring Stok Berbasis Web dengan Integrasi Google Spreadsheet Setiadi, Teguh; Yasin, Verdi; Yulianto, Akmal Budi
Jurasik (Jurnal Riset Sistem Informasi dan Teknik Informatika) Vol 10, No 1 (2025): Edisi Februari
Publisher : STIKOM Tunas Bangsa Pematangsiantar

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30645/jurasik.v10i1.856

Abstract

The aim of this study is to develop a web-based application for monitoring stock that is integrated with Google Spreadsheet. The research uses the Prototype Method to develop an initial system prototype, which is then followed by Usability Testing to assess the effectiveness of the user interface and user experience. This application allows warehouse staff and technicians to monitor the availability and status of devices in real-time, thereby improving device stock management. Through iterative testing and prototyping, user feedback is incorporated into the design to enhance functionality and usability. This study demonstrates that combining these methods results in a user-focused design, improving the efficiency and usability of the application in stock management
Application of Machine Learning Methods for Classification of Gamma and Hadron Signals in High Energy Particle Detection Wibowo, Firdaus Andi; Yulianto, Tomi; Malun, Nicholaus Ola; Rionaldy, Rizqy; Yasin, Verdi; Siagian, Ruben Cornelius
Jurnal Ilmu Komputer dan Informasi Vol. 18 No. 2 (2025): Jurnal Ilmu Komputer dan Informasi (Journal of Computer Science and Informatio
Publisher : Faculty of Computer Science - Universitas Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21609/jiki.v18i2.1489

Abstract

A major challenge in particle physics is the binary classification of high-energy gamma signals against a complex hadron background. Accurate identification of these gamma signals is critical for particle detection, especially as the volume and complexity of data increases as technology advances. The research developed a machine learning-based classification model to efficiently and accurately distinguish gamma signals from hadrons. Logistic Regression, Decision Trees, Random Forests, and Artificial Neural Networks are used for classification. Principal Component Analysis (PCA) and correlation analysis identified dominant features, while Monte Carlo simulations validated the distribution of gamma and hadron spectra. This study focuses on geometric parameters such as fLength, fWidth, fAlpha, as well as photon distribution and distance effects (fDist) in gamma signal identification using K-Means clustering. The Random Forest algorithm achieved the highest accuracy of 87.96%, with an F1-score of 0.91, which defines its robustness in the classification task. PCA and correlation analysis showed fSize, fLength, and fWidth as the most influential factors in classification. Monte Carlo simulations successfully replicated the spectral distribution pattern with high experimental validation. The research presents a novel integration of geometric analysis, clustering techniques, and simulation validation in the classification of high-energy particles. Machine learning methods, in particular Random Forest, effectively distinguish the gamma signal from the hadron background. The combination of PCA and Monte Carlo simulations improves the understanding of data distribution patterns and key classification factors. This research contributes to the development of a more reliable astrophysical signal classification system with potential applications in large-scale astronomical data management.
Mapping Residential Land Suitability Using a WEB-GIS-Based Multi-Criteria Spatial Analysis Approach: Integration of AHP and WPM Methods Anik Vega Vitianingsih; Ullum, Choirul; Maukar, Anastasia Lidya; Yasin, Verdi; Wati, Seftin Fitri Ana
Jurnal RESTI (Rekayasa Sistem dan Teknologi Informasi) Vol 8 No 2 (2024): April 2024
Publisher : Ikatan Ahli Informatika Indonesia (IAII)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29207/resti.v8i2.4520

Abstract

Along with the increase in population and the acceleration of economic expansion, there has been a concomitant increase in the urgent requirement for additional property that can serve as a venue for a wide variety of community activities. It is not uncommon for large cities, which are the epicenter of urbanization, such as the city of Surabaya, to experience a sharp increase in the demand for land. One of the regions that has excellent accessibility is the Sidoarjo Regency, which is comparable to the City of Surabaya in this regard. The goal of this research is to use Web-GIS to conduct an analysis of spatial data to identify the land functions that are most suitable for use in residential areas. The Analytic Hierarchy Process (AHP) and the Weighted Product Model (WPM) are two of the methodologies that are included in the spatial data modeling method that uses multi-criteria decision making (MCDM). The parameters of the characteristics that are used are derived from data such as the distance to the city center, the distance to the market, the distance to the hospital, the distance to public transportation, the slope, the type of soil, and the amount of rainfall. The results of the spatial data modeling categorize the suitability of new residential land into categories of land that is not suitable for residential use and land that is acceptable for residential use. A K value of 0.27 is the result of the comparison test that was run between the two MCDM approaches using Cohen's Kappa coefficients.
Design of a Printing Production Cost Information System Using the Activity Based Costing Method H, Rizky Putra Perdana; Yasin, Verdi; Sianipar, Anton Zulkarnain
Jurnal Teknologi Informatika dan Komputer Vol. 11 No. 2 (2025): Jurnal Teknologi Informatika dan Komputer
Publisher : Universitas Mohammad Husni Thamrin

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37012/jtik.v11i2.2749

Abstract

In an era of increasingly competitive business competition, the use of information technology has become a crucial aspect in supporting the efficiency and effectiveness of company operations. Especially for companies engaged in the manufacturing sector, accurate management of production costs is an important basis for determining selling prices and maintaining competitiveness in the market. Increasingly fierce business competition demands companies to have an efficient and accurate cost management system, especially in the manufacturing industry. PT Anggadarma Kalimusada, as a printing company, faces challenges in calculating production costs accurately because it still uses manual methods. This study aims to design a web-based production cost information system by applying the Activity Based Costing (ABC) method to improve accuracy in determining the cost of goods manufactured. The research method used is descriptive qualitative with a Waterfall model software development approach. The system was developed using the PHP Laravel framework and a MySQL database. The research results show that the system is capable of identifying activities, allocating cost drivers, and accurately calculating production costs per unit. The system also provides features for activity input, cost driver recording, production cost calculations, and cost of goods manufactured reports. By implementing the ABC method, this system provides more representative cost information and serves as a basis for managerial decision-making. This system is expected to help companies improve efficiency, transparency, and accountability in managing production costs.