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All Journal JURNAL TEKNIK INFORMATIKA DAN SISTEM INFORMASI Informatics and Enginering Dedication MDP Student Conference Jurnal Rekayasa Sistem Informasi dan Teknologi
Rusbandi Rusbandi
Universitas Multi Data Palembang
Computer Science & IT Decision Sciences, Operations Research & Management Economics, Econometrics & Finance Electrical & Electronics Engineering Other

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Journal : Jurnal Rekayasa Sistem Informasi dan Teknologi

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ANALYSIS ENGAGEMENT OF INSTAGRAM VISITORS AT UNIVERSITY OF MULTI DATA PALEMBANG BASED ON TOPIC USING LDA Nathaniel Jerin; Muhammad Rizky Pribadi; Rusbandi Rusbandi
Jurnal Rekayasa Sistem Informasi dan Teknologi Vol. 1 No. 2 (2023): November
Publisher : Yayasan Nuraini Ibrahim Mandiri

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.59407/jrsit.v1i2.172

Abstract

Social media has a big impact on everyday life, one of which is to communicate or to get information. Therefore, the development of social media applications makes people use social media applications to find information via the internet. The Instagram applications is one of the most popular social media because it has different topics based on post in the from of images or videos. Therefore, it is very difficult to identify a topic manually. One way to get implied information on social media is through topic modeling. This research was conducted to analyze the application of the LDA method to identify what topics are on Instagram at Multi Data Palembang University. The topics chosen in this study were obtained from LDA based on coherence values. This research uses 2 models, namely random forest and decision tree. Each model tested will produce different accuracy, precision, recall, and f1-score values. Tests were carried out on the LDA labeling dataset and manual labeling, the test results on the LDA labeling dataset were very good using the random forest model with an accuracy values of 78%, precision 80%, recall 66.66%, and f1-score 72.72%.
Co-Authors Devella, Siska Dien Novita Gasim Gracivo Elsion Victory Mardiani Mardiani Muhammad Rizky Pribadi Nathaniel Jerin Rizani Teguh Sudiadi Sudiadi