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Journal : UNP Journal of Statistics and Data Science

Analisis Sentimen Penggunaan Aplikasi YouTube Menggunakan Metode Naïve Bayes Putri, Triana; Siti Nurhaliza; Dodi Vionanda
UNP Journal of Statistics and Data Science Vol. 3 No. 1 (2025): UNP Journal of Statistics and Data Science
Publisher : Departemen Statistika Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/ujsds/vol3-iss1/343

Abstract

This study aims to analyze user sentiment towards the YouTube application using the Naive Bayes method. With the rapid growth of YouTube users worldwide, understanding user preferences and experiences is crucial. Sentiment analysis, a process of processing or extracting textual data to obtain information by categorizing positive or negative sentiment The Naive Bayes algorithm, a statistical approach commonly used in natural language processing and sentiment analysis, was applied due to its simplicity and efficiency. The research involved data collection through web scraping, followed by preprocessing steps such as cleaning, case folding, tokenization, stopword removal, and stemming. Feature selection was performed using TF-IDF (Term Frequency-Inverse Document Frequency) to assign weights to words based on their importance. The Naive Bayes classifier was then trained on the preprocessed data, and its performance was evaluated using accuracy, precision, recall, and F1-score metrics. The results showed an accuracy of 82%, precision of 83%, recall of 98%, and an F1-score of 89%, indicating the effectiveness of the Naive Bayes method in sentiment analysis for the YouTube application. This study provides valuable insights into user sentiment towards YouTube, enabling developers and content creators to enhance user experiences and marketing strategies.
Clustering Regions in West Sumatera Based on the Special Protection Index for Children Using K-Means Clustering with Silhouette Coefficient Siti Nurhaliza; Tessy Octavia Mukhti
UNP Journal of Statistics and Data Science Vol. 3 No. 1 (2025): UNP Journal of Statistics and Data Science
Publisher : Departemen Statistika Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/ujsds/vol3-iss1/356

Abstract

Child protection is a crucial aspect of social development, especially in West Sumatra Province, which consists of 19 regencies/cities with diverse child protection characteristics. This study aims to cluster regencies/cities in West Sumatra based on the 2021 Child Special Protection Index (IPKA) using the K-Means Clustering method with the Silhouette Coefficient. Secondary data were obtained from the Office of Women's Empowerment and Child Protection, Population Control, and Family Planning (DP3AP2KB) of West Sumatra Province, covering variables such as the percentage of working children, internet access, education level, poverty, and child neglect. The results show that the K-Means method is effective in quickly and accurately grouping data into homogeneous clusters, while a Silhouette Coefficient value of 0.70 indicates a strong cluster structure and high-quality grouping.
Penerapan Model Log Linear Tiga Dimensi dalam Analisis Faktor Risiko Riwayat Sakit Maag Wita, Wita Resfi Ananta; Eujenniatul Jannah; Siti Nurhaliza; Yenni Kurniawati; Syafriandi Syafriandi
UNP Journal of Statistics and Data Science Vol. 3 No. 4 (2025): UNP Journal of Statistics and Data Science
Publisher : Departemen Statistika Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/ujsds/vol3-iss4/433

Abstract

Gastritis, or commonly known as an ulcer, is an inflammatory condition caused by excess stomach acid that irritates the stomach lining. This disease is one of the most common in Indonesia and often disrupts daily activities, especially among students who face academic pressure, stress, and irregular diet. Based on Indonesia’s Health Profile Data, gastritis ranks sixth for inpatients with 330,580 cases, 60.86% of which occur in women, and seventh for outpatients with 201,083 cases, of which 77.74% occur in women. This study aims to examine the relationship between gastritis and demographic factors using a three-dimensional log-linear model. The method analyzes interactions between categorical variables to identify the best explanatory model. Results indicate that the most appropriate model involves the interaction between place of residence, gender, and history of stomach ulcers, showing that these factors collectively influence gastritis incidence. In conclusion, gastritis is not only related to physical health but also lifestyle and demographic factors. This study underlines the importance for students to manage stress, maintain healthy eating habits, and adopt preventive measures. The urgency of this research lies in raising awareness that untreated gastritis may reduce productivity and lead to more serious health problems.
Co-Authors Abdurrahmansyah Adrial Falahi Adrianus Dedy Afif Farras Agung Setyawan Agus Milu Susetyo Agussalim Burhanuddin, Agussalim Ahmad Wahyudi Zein Ahmad Yani Ahmad Yanizon Aida Fitri Aisyah Sholikhati Al Vina Damayanti Alifa Rachmah Alwansyah Amalia Amanullah, Mohammad Sany Rosafi Amelia Amelia Amelia Sri Ningsih Ananda Syah Putri Harahap Andika Nugroho Ramadhan Andri Prabu Angga Saputra, Deva Anggia Sari Lubis, Anggia Sari Anisa Br Pelawi Anisa Putri Anitia Anitia Annisa Febrianda Annisa Normiani Putri Ari Aman Arifandi Arinal, Veri Arum, Dewi Puspa Arwan Arwan Aulia Rahman Aura Sandra Ayu Anjalina Baiq Inna Dwi Hardyningrat Betaria Novila Ananda Putri Cohevien Dhiana Labieboen Daffa Ulima Azkia Daniel Rahandri Dara Fitrah Dwi David Pratama Dea Rizki Desambari Dede Sunaryo Desty Endrawati Subroto Devi Chandra Kirana Dewarni Siregar Dhea Nurhanisa Dina Ismaini Dinda Lestari Dini Hiqmatul Hayati Dini Imeliani Dini Vientiany Dodi Vionanda Dwi Apriliana Zubaidatul Islamiyah Eka Wati Elisa NurFaizah Ellyna Hafizah Ellyna Hafizah* Elsafitri Muin Enno Ramadhandi Erwin Saputra Siregar Eujenniatul Jannah Evand Abygayl Siahaan Evi Deliana HZ Fadila Anjani Farid Fatima Azrina Pramesthi Febi Bonita Febri Yuliani Febrianto, Hendra Galuh Fenika Nilza Finta Amalinda Fitriana, Amalia Indah Fitriani, Elisa Futri Futri Futri Gevin Alexandro Gita Septiana Dewi Habibul Akhir Hakim, Mohamad Zulman Hanafi Wibowo Harnida Wahyuni Adda Harry Yulianto Hawa Gazani Hazmi, Arief Helmi Helmi Hendra Harmain Hidayat Hidayat Ibnu yahdi khoir Ika Wulandini Ilmawati Imam Ardiansyah Indah Nurhaliza Indah Rosmalina Indra Wibowo Ini Hidayat Makbul Intan Mutya Irda Sayuti Josua Kristianto Sirait Julianto Hutasuhut Jumiati Borhan Junierissa Marpaung Kadek Nandita Nugraha Kamarulla Rambe Keiko Fajria Sugiarto Khaira Ummaya Kiki Aryaningrum Kurnia, Wina Laila Safariani Lailatul Berliana Lia Rezita Lidya Syahjiah Liyandari, Suci Luthfia Zahra Lu’lu Atun Azizah M. Fuad Randy M. Husni Fuad Lubis Mahfuz Marsela Wulandari Masrukkhan Meita Fadhilah Melati Luniagus Mhd Dani Habra Mhd Reza Irjaldi Hasibuan Mhd. Aris Syahputra Harahap Mia Sri Dwi Yanti Mikrad mikrad Mochammad Farid Fadillah mrizkypadriansyah Muh. Nasir Sakka Muhammad Ade Irawan Muhammad Dhaiffullah Muhammad Faisal Azomi Muhammad Faiz Harby Muhammad Handito Perwira Negara Muhammad Nafiscal Farih Muhammad Rahmat Muhammad Rifqi Ridho Muhammad Rizky Fauzy Muhsin Mutiara Laude Amabel Mu’fidatul Nurul Hajjad Najla Aulia Yahya Nasution, Hamidah . Nasya Amelia Putri Nelson Kevin Niken Andini Nisa Amalia Nor Latifah Novita Friska Nur Ainun Nur Amna Febriyani Nur Balqis Azzahra Sani Nur Luthfia Salim Nurainun Nurbaiti Nurcahyani, Khalifah Nurhasanah Febriyanti Harahap Nurhayati Daulay Nurhidayati Nurul Nazwa Ayu Malinda Nurvialam Okta Karneli, Okta Pambudi, Januar Eky Parapat Gultom Putri Ayu Purnama Sari Putri, Triana Rafli Dwi Putra Rahma Ashari Hamzah Rahmat Ali Bahri Raja Sakti Putra Harahap Raja Sonang Ramdani Rangga Deos Pratama Rania Atika Putri Rania Atikah Putri Ratna Mey Kemalasari Razali Abdullah Regita Akmal Reva Arda Try Pradima Rida Safuan Selian Rika Ariska Rindy Julianda Riyan Mulfianda Rizka Imelia Salsabila Rizka Khairunnisya Br Sinaga Rizky Habibi Matondang Rizqi Adi Pratama Rohmad Tri Aditiawan Rusydi Abubakar Salsa, Salsabila Fitria Salsabila Dinda Nuril Ishlahi Salsabila Hayatissa'idah Saniyyah Muhammad, Amirah Santi Rahmasari Saputra, Ade Akhmad Seli Sukma Anggraini Selvya Nadilla Setia Febriani Hammy Shindy Apriyani Shofia Kadarisma Silmi Kaffah Meirani Siti Ismahani Siti Rahma Siti Rohima Simatupang Sopyan Resmana Adiarsa Sri Astuti Subhannur Rahman, Subhannur Sulis Setya Damayanti Suroto suroto Susan Pradini, Raihana Syafriandi Syafriandi SYAIFUL BAHRI Syamsul Bahri Dg. Parani Syrly, Syrly Tazkia Widia Ardani Tessy Octavia Mukhti Thorieq Al Abdu Tiara Putri Ostia Tika Nirmala Sari tri setiady Try Santi Kisria Darsih Umar Gibran Assidqi USWATUN HASANAH Vanessa Adelia Putrianti Viona Sephia Putri Wafil Wahyu Alna Wifa Shabilla Willy Josevin Manihuruk Wireziyan Fadhilla Wita, Wita Resfi Ananta Yadi Putra Yeni Nuraeni Yenni Kurniawati Yosi Lara Jenita Yudha Irhasyuarna Yulia Hanoselina Yulyana, Eka Yunisah A.D Nababan Yunita Hapsari Yurida Sitanggang zainarti zainarti Zainul Akmal Zakiyah Zahara Zhafira Nasywa Adriyanasta Zhanaz Tasya Zulfahmi Yasir Yunan Zulherman Idris