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Journal : Science and Technology Indonesia

MICE and ADASYN for Missing Data Imputation and Imbalanced Data Handling on Heart Disease Classification Desiani, Anita; Dewi, Deshinta Arrova; Amran, Ali; Pratiwi, Ananda; Andriani, Yuli; Cahyono, Endro Setyo
Science and Technology Indonesia Vol. 10 No. 4 (2025): October
Publisher : Research Center of Inorganic Materials and Coordination Complexes, FMIPA Universitas Sriwijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26554/sti.2025.10.4.1020-1030

Abstract

The quality of data is determined by several things, namely the completeness and balance data. The heart disease dataset from the University of California, Irvine (UCI) has missing and imbalanced data, which if it is not handled, can lead to a lack of accuracy in the prediction model and errors in interpreting the data. To overcome missing data, several methods can be used, one of which is data imputation. Attributes with missing data of 5% or less are handled using imputation methods such as Mean, Mode, and MICE. Attributes with numeric types are handled by Mean. Attributes with categorical types are imputed byMode. Attributes with more than 5% missing data are imputed using the MICE method. Imbalanced data can be handled by applying an oversampling method using the Adaptive Synthetic Sampling Approach (ADASYN). The effect of imputing missing data and addressing class imbalance on heart disease classification performance was tested using Random Forest, Support Vector Machine (SVM), and Multi-Layer Perceptron (MLP) algorithms. After handling missing values and data imbalance, improvements were observed in the classification results. The accuracy, precision, recall, and F1-score showed excellent performance, above 90% on several classification methods. The results indicate that handling missing and imbalanced data through Mean, Mode, MICE, and ADASYN positively impacts the performance of classifiers on the UCI heart disease dataset.
Co-Authors Adinda Ayu Lestari, Adinda Ayu Afisha, Fauziyah Nur Aisyah Aisyah . Aisyah Aisyah Al-Ariq, M Aldiansyah, Kevin Alfriani, Ranti Dwi Ali Amran Amelia, Fadilah Anando, Drian Alif Angga Dwi Cahya Anita Desiani Annisa Nabila, Annisa Ansori, Muhammad Rifat Armadila Armadila Atikah Nurhayati Aulia, Halyda Aulia, Renita Ayi Yustiati Balqis, Rahma Bambang Suprihatin Bussalam, Rajib Cahya, Muhamad Dwi Chotimah, Liana Chusnul Dafrizal, Dafrizal Darmawan, Mochamad Reza Darmawan, Reza Dewi, Deshinta Arrova Endro Setyo Cahyono, Endro Setyo Evi Yuliza, Evi Faizal, Ibnu Fajarwati, Mayapada Fatalattof. A, Ammar Filardi, Tara Fittrie Meyllianawaty Pratiwy Gusmanedi, Randa Hafel, Aulia Putri Kapsari Handaka, Asep Agus Heti Herawati Hutapea, Anggi Adrian Ibnu Dwi Buwono Iis Rostini Ilhampradja, Habibi Ilyasa, Muhamad Diaz In-In Hanidah Indra Maiyanti, Sri Indrawati Indrawati Ine Maulina Intan Pratama, Rusky Irmeilyana Iskandar Iskandar Iwang Gumilar Juwita, Indah Permata Khairul, Mohd. Kiki Haetami Kurnia, M Kahfi Aldi Lestari, Vira Maharani, Annisa Nur Maharani, Zahra Egidita Marchelin, Shefia Maria Agustin Marselina, Nyanyu Chika Maudy, Gitri Mega Laksmini Syamsuddin Meyllianawaty Pratiwy, Fittrie Mia Miranti Rustama Millatina, Nabilah Sani MS, Yuniarti Muhamad Fatah Wiyatna Mumtaz, Amalia Muzayyadah, Fathona Nur Novaliana, Rona Nieki Nugraha, Yoga Nugraha, Zidan Fachriza Adya Nugroho, Agung Meidito NUNI GOFAR Nurinsani, Rizka Amalia Prameswari, Rhiana Prananda, Rizky Prasetiawan, Nanda Radhitia Pratiwi, Ananda Ramadani, Diah Putri Rasyid, Raffael Muhammad Sabili Ratih, Ai Ratu Safitri Rihadatul Nabila, Shela RISDIANA RISDIANA, RISDIANA Rusky I. Pratama Rusky Intan Pratama Salsabila, Aulia Saputra, Arya Bayu Ega Sartikasari, Dewi Astuti Shinta Shinta Shobihah, Hasna Nabila Sisca Octarina Sugandhy, Rioaldi Sunendi, Sunendi Supani, Ahyar Surahman, Mohammad Badai Putra Suripto, Auliya Syarifuddin, Fauzi Yusuf Taufanputri, Melati Thallita Nasywa Faddilah Tiara Nurul Nabila Titin Herawati Tubagus Aldi Lazuardi Ujang Subhan Walim Lili Wulandari, Deswita Khansa Yuliana Farahita Yuniar Mulyani Yusmar, Fathan Ahmad Yustianti, Ayi Zaelani, Akbar Zahidah Hasan Zahidah Zahidah Zahidah Zahidah, Zahidah Zidni, Irfan