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Journal : Bulletin of Computer Science Research

Model Machine Learning Untuk Analisis Sentimen Masyarakat Terhadap Kenaikan PPN di Media Sosial X Ridho Pratama, Ilham; Cahyana, Yana; Rahmat; Wahiddin, Deden
Bulletin of Computer Science Research Vol. 5 No. 4 (2025): June 2025
Publisher : Forum Kerjasama Pendidikan Tinggi (FKPT)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47065/bulletincsr.v5i4.523

Abstract

This study examines people's reactions to the Indonesian government's plan to adjust the VAT rate from 11% to 12%, which is scheduled to take effect in 2025. This policy triggered a variety of opinions among netizens, especially on the social networking service X. To explore public opinion, data was collected through web crawling techniques from October to December 2024, resulting in 1,871 records. Then the dataset was preprocessed by text cleaning, case folding, tokenization, stopword removal, and stemming, and the dataset was reduced to 1806. In addition, up to 1000 data will be manually labeled, negative, neutral, positive, by language experts to ensure that each sentence has the appropriate label. These data are used for testing and training, then up to 806 unlabeled data are used as final testing. At the word weighting stage, the Term Frequency-Inverse Document Frequency (TF-IDF) method is used to perform the process. In this study, three machine learning algorithms were used to compare the classification performance, namely Support Vector Machine (SVM), Random Forest, and Decision Tree. Based on the evaluation results, the SVM algorithm recorded the highest accuracy rate of 94%, followed by Random Forest with 93% and Decision Tree with 91%. The results showed a predominance of negative sentiments, indicating public dissatisfaction with the policy. This study proves that machine learning techniques can be effectively used to capture public perceptions through social media, which in turn can be a benchmark for the government to make decisions that will be enforced.
Analisis Sentimen Masyarakat Terhadap Pembatasan BBM Pertalite Menggunakan Random Forest dan K-Nearest Neighbor Muhammad Fadillah, Farhan; Cahyana, Yana; Rahmat; Fauzi, Ahmad
Bulletin of Computer Science Research Vol. 5 No. 4 (2025): June 2025
Publisher : Forum Kerjasama Pendidikan Tinggi (FKPT)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47065/bulletincsr.v5i4.547

Abstract

This study aims to analyze public opinion regarding the policy of limiting the use of Pertalite fuel by examining user comments on the Instagram platform. To classify these opinions, classification approaches using K-Nearest Neighbor (KNN) and Random Forest algorithms were employed. Comments were categorized into three sentiment expressions: positive, negative, and neutral. The research stages included data collection (crawling), text cleaning and normalization, sentiment labeling, weighting using the TF-IDF technique, model development, and performance evaluation. A total of 2,081 comments were used, with 1,000 comments labeled by language experts as training data, and the remaining used for testing. Model evaluation was conducted using two data splitting ratios, 80:20 and 70:30, to assess classification stability and accuracy. The results indicate that the Random Forest algorithm consistently outperforms KNN, achieving the highest accuracy of 73% under the 80:20 scenario. The classification distribution suggests a dominance of negative sentiment in public opinion toward the policy. These findings reflect public dissatisfaction and serve as critical input for the government in reviewing the subsidized fuel distribution policy. This research also highlights the potential of social media as an alternative data source for real-time public perception analysis.
Co-Authors , Elfitra Desy Surya - Sapriya Abdul Munir Mulkhan Abdul Rahim Abdul Rahman Abdullah Pandang Abid Abida, Rossana Farah Acep Iwan Saidi Ach. Faidi Rasyadi Achmad Abu Bakar Achmad Abubakar Adam, M. Januar Ibnu Ade Hermawan Ade Irawan Ade Khadijatul Z. Hrp Ade Khadijatul Z.Hrp Adelya Daniyah Adi Rizky Pratama Adnan Adnan Afriani , Winda Agusman, Ridho Agusta , Mohammad Kemal Ahmad Ahsanul Haq Aim Abdulkarim Aim Abdulkarim Aiyub Anshori Akhmad Fauzi Albasri Alfat, Sayahdin Ali Imron Ali Murtadho Amalia Novarita Amiadi Amid Rakhman Amir Pada, Amir Amir Tengku Ramly Amirullah Amri Rahman Amrullah Andi Aco Agus, Andi Aco Andri Soemitra Andriani, Yunita Anggara Putra, Dean Anggara, Anggi Angreyani, Mince Anita Candra Dewi Annisa Mega Rezkianingsih Apriani, Ari Ardianto Ardianto Ardila, Putri Argarini, Galuh Mustika Arham Arifin Ari Maulana Pahmi Arinda Faradilla Marpaung Arisman Armanda A. R, Kafilano Arwansyah Arwansyah Kirin As-Sahra Asep Mahpudz Ashari Asid, Rozilee Asmainur Asmaul Husna Asrianti Arif Aulia Afdal, Muhammad Aulia Nurul Hikmah Auliadi, Rizki Awil Ayuani, Kusmira Dwi Az Zikri, Mhd Zahir Azmi Badrudin Baehaqi Baharman Bahruddin Bijumes, Lio Budi Waluyo Cecep Darmawan Cecep Darmawan, Cecep Chairiyani, Ika Chalim, Saifuddin Dasim Budimansyah Dea Resti Piranda Deby Febriyan Eprilianto Dicky Apdillah Dina Handayani Dirga Djoko Sulaksono Duski Samad Dwi Budi Santoso Dwiyatno, Saleh Eka Mawarni Eka Pebriyanti Eka Sulistiyawati Elly Malihah Elvri, Rini Emiel Salim Siregar Endang Danial Endang Danial, Endang Enjelia, Lola Erfan Hasmin Erwin Eka Saputra Eva Apriliana Evan, Evan Supriyadi Fabiola Bulimasena Luturmas Fadillah Kurniawan Fadly Usman Faisal Danu Tuheteru Faizal Fakhruddin Farid Majedi, Farid Fatima Z, Siti Fatimah Al-Zahra FAUZI Fauzi Ahmad Muda Fauziah , Sifa Fauziyah Fauziyah Febrianti Pasambo Fisla Wirda Fitria, Mita Garin Ananda Pinileh Guterres, Vincente Manuel Luis Hadi, Umar Haikal Hairil, Muhammad Hamdil Mukhlishin Hardianti, Dwi Harlina, Sitti Hasibuan, Yusuf Firdaus Hasnah Hasyrif SY Hayadi Hendiyani, Dina Herizon Hidayatullah, Muhammad Syarief Hilman Jayadi Hotma Simanjuntak Husna Ibnu Rusydi Ihsan , Amirul Ihsanulfu’ad S Iim Siti Masyitoh Imran Djafar Imron Rosyadi INDAH CAHYANI Indrawati Indrayani Iqbaliqbal, Iqbaliqbal Irfal Khairul Fadri Irwansyah, Bambang Iskandar Muda Ismail Ismail Tolla Iwan Mulyana Jaih Mubarok Jamiat Nugraha, Nandang Jauhari, Yoghie Maroghie Jibril, Muhammad Joni Sasmito Joshua Evan Savero Juli Amaliya Nasucha, Juli Amaliya Jumriani Dambe Karim Suryadi Khoir, Fatakhul Kholis Nur Faizin, Kholis Nur Kokom Komalasari Kokom Komalasari Kurniawan La Hadisi Leni Anggraeni Leni Anggraeni Lestari, Winda Dwi Lisnayanti, Lisnayanti Lubis, Dinda Arizka M. Adely Ihsan M. Adely Ihsan M M. Aldi Muhtadibillah M. Aldi Muhtadibillah A M. Anang Firdaus M. Ridwan M. Shabri Abd. Majid M. Yasir Nst Magfirotul Hamdiah Manan, Mahmud Mardatillah Maria Fransiska Mariana Magdalena Sihole Marliyah Marpaung, Nasir Fadillah Maryanti, Era Mastanning Maulita Maxinus Jaeng Meiliyah Ariani, Meiliyah Mentari Nur Arafah Merdeka, Bagus Muhamad Ikrar Tegas Metty Agustine Primary Metty Agustine Primary, Metty Agustine Mhd Zahir Az Zikri Miftakhul Khusna Milda Yuliza Misra Moh. Rifa’i Mohammad Sabarudin Mubaroq, Yusup Muh Rigan Yusri Muh Zulkifli Muh. Idris Muh. Nur Ilham Muh. Sabir Muh. Zulkifli Muhamad Aqil Farhan Muhammad Amin Muhammad Amir Jailani Muhammad Ayyub Muhammad Fachrurrazy Muhammad Fadillah, Farhan Muhammad Hilman Hirzi Muhammad Husnur Rofiq Muhammad Irham Muhammad Rigan Yusri Muhammad Taslim MUHAMMAD YUSUF MUHKAM, MIRWAN FIKRI Muhsin Mahfudz Musdalifah Muslim Marpaung Mustafa Mustar Mustham, Zulkifli Mutiansi, Dwi Mutiara Wulandari Mutiatun ni’ma Muzayyannah Jabani Naim Irmayani Nandang Jamiat Nugraha Nasir Fadillah Marpaung Nasution, Ibnu Haris Nirbito Hanggoro Pribadi Nisrina Nur Muhammad Malik Ibrahim Nur'Arsy, Sultan Nico Nurafiah, Siti Nurdin Nurgiansah, T Heru Nuriman Nurmalawati Nursyaida Nurul Akmal Jodhy Nurul Azani Misbah Nurul Syafika Hani Nurwijayanti Nwokeocha, Ifeanyi Martins Okspendri, Chandra Padillah, Ade Permata Sari, Yollit Pradana, Yudha pratama, arif dian Priyanto, Kaleb Putra Rizki Pangestu Putra Wirman, Eka Putri Intan Purwari Qutsiyah, Dewi Afiatul Rahayu, Yuyun Sri Rahmadi Rahmat Azahar Siregar Rahmat R Rahmatiani, Lusiana Rahmawati Rahmi Damis Raja Muhammad Kadri Rakhel Lia Ramdani, Junjun Muhamad Ramli, Ridiarsih Ratna Pancawati Ratna, Rizky Dwi Resti Purnamasari Resyadi, Herman Ridho Pratama, Ilham RIKA KARTIKA rini, Syamsurini Risma Fadhilla Arsy Ristia Rizal, Izzati Rohmadi, Agung Rokhman, Mauhibur Rosmini Rosy Tristanti RR. Ella Evrita Hestiandari Ruliawan Hamdan Ryan Prayogi Sabri, Yuli Sadly Syamsuddin Safira, Suci Aulia Safriatullah Safriatullah Salam, Rudhiana Saparuddin Siregar Sapriya Saputra, M Yoggi Sari, Beti Indah Sastra, Jaka Satriyo Aji Laksono Satriyo Sayidin Seena, Isamaae Slamet Widodo Sri Adiningsih Sri Wulan St. Hijrah Alfiani Sudarman Bennu Sugianto Suherman, Suherman Suherna Sukmawati Sukmawati Sultan Nico Nur'Arsy Sultan, Arni Arsyad Suprayitno, Agung Suraya Rasyid Surya Baskara Jaya Surya Sukti Susanti, Widya Sutarmi Syabrina, Muhammad Syahrunsyah Syaifullah Syakur, Nur Ahsan Syamsul Aripin Syamsul Tri Andika Syamzan Syukur Syarifuddin Tatang Rohana Tihabsah Tohirin Al Mudzakir TYA RESTA FITRIANA Umar, Rukhayati Usman Usmi, Rianda Utama, Shella Febrita Puteri Veithzal Rivai Zainal Vicky F Sanjaya Wahidah Zein Br. Siregar Wahiddin, Deden Wanayumini Watriningsih Wibisono, Gilang Wida’atullah, Muhammad Rofif Wiratomo, Giri Harto Wiwin Rahmawati Nurdin Yahya Yana Cahyana Yayan Sudrajat Yayuli Yogi Nugraha Yulanti S. Mooduto Yulia Kuraesin Ila Rohima Yuliarsih, Tiara YUNITA Yuyus Saputra Z., Husnah Zahera Mega Utama, Zahera Mega Zamah Sari Zamawi, Bahrudin Zamroni, M Afif Zola, Prima Zuhrinal M. Nawawi Zuhrofi, Ahmad Zulfikar Zulfirman Zulhawati Zulkiflih Zulrachmat