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K-Nearest Neighbors Analysis for Public Sentiment towards Implementation of Booster Vaccines in Indonesia As'ad, Ihwana; Asis, Muhammad Arfah; Pakka, Hariani Ma'tang; Mursalim, Randi; Noor, Yusnita binti Muhamad
ILKOM Jurnal Ilmiah Vol 15, No 2 (2023)
Publisher : Prodi Teknik Informatika FIK Universitas Muslim Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33096/ilkom.v15i2.1561.365-372

Abstract

In order to prevent the spread of COVID-19 in Indonesia, the Government of the Republic of Indonesia has been implementing a booster vaccine program since January 12th, 2022, with priority for the elderly and vulnerable groups as well as those who got the second C-19 vaccine longer than 6 months. The implementation of this program raised many pros and cons among public which were expressed either positively or negatively through social media. Therefore, sentiment analysis is needed to examine these phenomenons. This study aims to determine the positive and negative response from public by employing K-Nearest Neighbor method. A total of 2,000 commentary data were collected to be in turn classified based on positive and negative sentiments. There are 500 comments used as training data and divided equally to positive and negative class, each consists of 250 data. Using the value of K = 9, the results show a positive sentiment of 43% while a negative sentiment of 57%. Based on the validity test using 10-fold cross validation, an accuracy of 82.60% was obtained, a recall value was 82.60% with a precision of 83.89%.
Perancangan Sistem Manajemen Tugas Berbasis Web Dengan Fitur Gamifikasi Anugrah Sumaja, Muh. Askan Tri; Anraeni, siska; Asis, Muhammad Arfah
LINIER: Literatur Informatika dan Komputer Vol 3, No 1 (2026)
Publisher : Universitas Muslim Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33096/linier.v3i1.3493

Abstract

Perkembangan teknologi informasi mendorong pemanfaatan sistem berbasis web untuk meningkatkan efektivitas dalam pengelolaan tugas, baik di lingkungan kerja maupun akademik. Permasalahan umum dalam manajemen tugas meliputi kurangnya struktur, keterlambatan penyelesaian, dan rendahnya motivasi pengguna. Penelitian ini bertujuan untuk merancang Sistem Manajemen Tugas Berbasis Web dengan fitur gamifikasi untuk mendukung penugasan dan pemantauan progres secara terintegrasi. Metode yang digunakan dalam penelitan ini adalah System Development Life Cycle (SDLC) dengan model Waterfall yang terdiri dari beberapa tahapan, yaitu analisis kebutuhan, perancangan sistem, implementasi, dan pengujian. Sistem dirancang dengan menggunakan pemodelan Unified Modeling Language (UML) serta didukung oleh basis data yang mengakomodasikan fitur pengelolaan tugas dan mekanisme gamifikasi seperti poin, level, badge, bonus ketepatan waktu, serta pengukuran konsistensi harian (streak). Hasil perancangan menunjukkan bahwa system bisa membantu pengelolaan tugas secara digital dan menampilkan progress pengguna secara lebih terstruktur melalui penerapan Gamifikasi. Dengan adanya mekanisme evaluasi berdasarkan prioritas tugas, ketepatan waktu, dan konsistensi penyelesaian, rancangan sistem diharapkan dapat mendukung peningkatan motivasi dan kesiplinan pengguna dalam menyelesaikan tugas
Improving Data Completeness in SINTA Publication Scraping Using an Iterative Method Muhammad Arfah Asis; St. Hajrah Mansyur; Nia Kurniati
Jurnal RESTI (Rekayasa Sistem dan Teknologi Informasi) Vol 10 No 3 (2026): Juni 2026 (in progress)
Publisher : Ikatan Ahli Informatika Indonesia (IAII)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29207/resti.v10i3.6952

Abstract

The structure of publication data on lecturer profiles in SINTA, particularly those indexed by SCOPUS, often results in data duplication and missing records. This issue arises because articles are distributed by year across multiple pages, making standard single-pass scraping methods unable to guarantee data completeness. This study aims to develop and evaluate the effectiveness of an iterative scraping method in improving the accuracy of publication data retrieval from SINTA. The proposed method involves a series of ten experimental trials, in which the results of single-pass scraping are compared with those of iterative scraping. The evaluated parameters include the level of data completeness and the number of iterations required to achieve optimal results. The findings indicate that single-pass scraping captures only an average of 70.7% of publications in the first iteration, with frequent occurrences of duplicated and missing data. In contrast, the iterative scraping method consistently achieves 100% publication retrieval across all trials, although it requires a varying number of iterations ranging from four to eleven. Therefore, it can be concluded that iterative scraping is a more reliable approach for ensuring the completeness and accuracy of publication data. Although this approach demands greater computational resources than standard methods, it is well suited for large-scale bibliometric studies, institutional evaluations, and more comprehensive monitoring of research trends.