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Journal : Journal of Big Data Analytic and Artificial Intelligence

Implementasi Algoritma K-Medoids Dalam Mengelompokkan Siswa Berdasarkan Keaktifan Dalam Proses Pembelajaran Ih’Diati, Noor Oktavia; Anto, Anto; Rosmini, Rosmini
Journal of Big Data Analytic and Artificial Intelligence Vol 7 No 1 (2024): JBIDAI Juni 2024
Publisher : STMIK PPKIA Tarakanita Rahmawati

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.71302/jbidai.v7i1.38

Abstract

Grouping students based on their level of engagement is an effective strategy to improve the quality of learning. SMP 9 Tarakan currently does not have a system that can group students based on their engagement in the learning process, which could assist in evaluating learning outcomes. In the initial stage of applying this method, the data collected came from the report card grades of 8th-grade students (Class VIII I) in the 2nd semester (Even Semester) of the 2022/2023 academic year. The characteristics used in the analysis include grades in Religion, Civic Education (PPKn), Mathematics, Science (IPA), Social Studies (IPS), Indonesian Language, English, Physical Education (Penjaskes), and Cultural Arts and Skills, with a total of 31 data points analyzed. The second step is to determine the number of clusters. The third step involves randomly selecting clusters with an initial medoid. The fourth step is to calculate the distance for each student using the Euclidean distance method, then mark the nearest distance and calculate the total distance. The fifth step is to calculate the total deviation (S) and use the Davies-Bouldin Index (DBI) to find the optimal value of k by conducting tests five times with k=3. Based on the calculation results, the analysis of student data grouping produced three clusters using Euclidean distance and Davies-Bouldin Index calculations. The results show that 3 students fall into the Highly Interested cluster, 4 students into the Interested cluster, and 24 students into the Less Interested cluster.
Klasifikasi Penyakit Karies Gigi Menggunakan Algoritma Modified K-Nearest Neighbor Kalalo, Arnold; Rosmini, Rosmini; Anto, Anto
Journal of Big Data Analytic and Artificial Intelligence Vol 7 No 2 (2024): JBIDAI Desember 2024
Publisher : STMIK PPKIA Tarakanita Rahmawati

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.71302/jbidai.v7i2.60

Abstract

Dental caries, commonly known as tooth cavities, is a disease where bacteria damage the structure of tooth tissues such as enamel, dentin, and cementum. The primary cause of dental caries is the demineralization of tooth surfaces caused by organic acids from sugary foods. If dental caries is not promptly treated or checked from the beginning, the damage can worsen to the point where the tooth must be extracted. To facilitate identifying the severity of caries, a dental caries classification system was developed using the MKNN (Modified K-Nearest Neighbor) algorithm. The MKNN method is an enhancement of the KNN method, with the main differences being in the calculation of training data validity and the weight voting process. In this study, there are three different classes of dental caries and six symptoms or variables. The stages of the MKNN method used are: distance calculation using Euclidean distance, testing the validity of training data, determining k based on distance calculation, and weight voting calculation in KNN. The test results show that the k value, the number of training data, and the number of test data affect the classification results. The classification results from the test using 20 training data, 10 test data, and k=3 are as follows: 1 patient classified with superficial caries, 5 patients with media caries, and 3 patients with profunda caries. The diagnosis produced by the application is consistent with the expert (doctor) diagnosis.
Co-Authors A.Wulandari Abdan Syakur, Abdan Abdul Majid, Latifah Abdul Wahid Achmad Bahrur Rozi, Achmad Bahrur Ade Nusa Putra Dinata Ade Rista Ahmad Abdul Mutalib Ahmad Yulianto Aipassa, Marlon Ivanhoe Alfian Alfian Aliefman Hakim Aljauza, Teguh Amalia, Hilda Ayu Melvi Amin, Muh. Taufiq Aminullah, Moh. Fajri S. Amnah Khairani Andani, Mira Andi Ete Andi Vita Sukmarini, Andi Vita Andreas Hari Susanto Marbun Anto Anto, Anto Aqnes Budiarti Ardani, Gita Ardiansyah, Hirwan Arifin Sahaka Arifin, Yusriani Asdar Asdar Asgar Taiyeb Asrul Asrul Asrul Astuti, Widya Astuti Bachtiar Bachtiar Bulan, Deviyanti Rezky Bunyamin, Andi Burhanuddin Haji Nasir Burhanuddin Nasir Christoporus, Christoporus Cut Aja Nuraskin Dance Tangkesalu Debi Ester Claudia Siregar Devi Savitri Effendy, Devi Savitri Dewi Nuriani Balqissyah Dhiya Faliha Syahira Dinata, Ade Nusa Putra Dwi Rohma Wulandari Egayani, Egayani Ellend Putri Kurnia Fadail, Moh. Fahrun, Muh. Flora Pasaru Gassing, Abd. Qadir Ghafur, Abd. Haerani Maksum Hartati bahar Hartati Bahar Hasana, Fitratul hasran, Hasran Hasriyanty Hasriyanty Hendrastuti Hidayat, Sri Henna Rya Sunoko Heny, Suhaini Herianti, Herianti Herliah, Endang Herman Humaya, Siti Husna Husna Ida Royani Idham Idham Idmayanti Idmayanti Idmayanti, Idmayanti Idul Fuqra Ih’Diati, Noor Oktavia Ilyas, Qodimatul Unshuri Indriani Indriani Intan Dwi Astuti Irawan, Adryan Irawanti Irawanti Irawanti Irawanti, Irawanti IRWAN LAKANI Ismail Ismail Jamila, Lailatul Johanes Panggeso Johanis Panggeso Jufri, Andi Jumarddin La Fua, Jumarddin Jusriadi Kadar, Alviana Kalalo, Arnold Kasmawati Khaltsum, Ummu Kohali, Rizki Eka Sakti Octaviani Kurnia, Ellend Putri LA ODE ANHUSADAR Lasmini, Nurul Latif, Suciani M, M. Galib Mahrudin Mahrudin Majid, Latifah Abdul Marbun, Andreas Hari Susanto Marilang Marilang, Marilang Marwiah, Marwiah Mas'ud Muhammadiah Mohammad Yunus Mugi Lestari, Susanti Muh. Tahir Muhammad Alifuddin Muhammad Aprian Jailani Muhammad Fakhri Muhammad Nur Alamsyah Muliana, Hanana Munawar, Asep Mustamin Mustamin Mutia, Acep Sandi Mutmainah Mutmainah Nahru, Nurfadilah Najamudin Najamudin Nisa', Khairun Nita Nurliawati Nur Agusti, Layta Nur Arifudin Nur Edy Nur Hayati Nur Hayati Nur Khasanah Nurhaelena, Yudia Nurhidayah Nurhidayah Nurnaeni, Nurnaeni Nurnainah, Nurnainah Nurul Lasmini Nurul Sakina Nurul Sakina, Nurul Nurwelis, Nurwelis Oktavia, Yunisa Otong Karyono Pajerih, Irwan Saputra Pratama, Finsa Adhi Pratama, Rian Ardi qatrunada, Andi inayah Raehana, Syarifa Rahmad Hidayat Rahman Rahman Ramadhan Tosepu Ramadhani, Syahruni Ranti, Ranti Ratna Umi Nurlila Reca Reca Rindananto, David Aji Riskayanti Riskayanti Riskayanti Rosida Rosida Ruslan Majid Safitri, Nursan Sahriani, Sahriani Saleh, Andi Muhammad salsabila, elvira hilwa Samad, Sulaiman Saputri, Wahyu Sarji, Sarji SATRIYAS ILYAS Saufina Azzahra Zebua Shadriyah, Shadriyah Sisi Pratiwi Sitti Aida Azis, Sitti Aida Sitti Fatimah Sitti Nikmah Marzuki, Sitti Nikmah Sitti Rahmawati Sitti Riadil Janna, Sitti Riadil Sri Anjar Lasmini Sri Wahyuni Suarni Suarni Suarni, Agusdiwana Suci, Winarzih Sudarmono R, Muh Aidil Suhab , Resky Faradibah Suheldi, Rizki sujana, I gede arya Sulistina Agustin, Sulistina Surahman, Adi Suryaningsi Suryaningsi Suryaningsi Suryaningsi Syafruddin Syafruddin Syamsu Rizal Syamsuri, Andi Sukri T Gedeona , Hendrikus Tajali Nur, Insan Tarman Tedi Budiman Trihesti, Trihesti Ulfah Ulfah Usman Made Wahdania, Indah WAHYUDI, DIKI Widyatmike Gede Mulawarman Yewi, Delila Yosep Ruslim Yulianingrum, Aullia Vivi Yusuf, Akram Budiman