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Opim Salim Sitompul

Opim Salim Sitompul

Universitas Sumatera Utara - Medan / Indonesia
Engineering & Technology / Computer Science
AD Scientific Index ID: 482392
University of North Sumatra
person_outline Opim Salim Sitompul's MOST POPULAR ARTICLES
1-) Enhancement clustering evaluation result of davies-bouldin index with determining initial centroid of k-means algorithm Journal of Physics: Conference Series 1235 (1), 012015, 2019
2-) Improving the accuracy of k-nearest neighbor using local mean based and distance weight Journal of Physics: Conference Series 978, 012047, 2018
3-) Adaptive moment estimation to minimize square error in backpropagation algorithm 2019 International Conference of Computer Science and Information Technology …, 2019
4-) Sentiment analysis pada teks Bahasa Indonesia menggunakan support vector machine (SVM) dan K-Nearest Neighbor (K-NN) Universitas Sumatera Utara, 2014
5-) PCA based feature reduction to improve the accuracy of decision tree c4. 5 classificationMZF Nasution, OS Sitompul, M RamliJournal of Physics: Conference Series 978 (1), 012058, 2018672018