Retraction: Designing data mining applications with rough set algorithm for provision of recommendations in the selection of training topics on online learning (Journal of Physics: Conference Series 1114 (012072) DOI: 10.1088/1742-6596/1114/1/012072)

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Hotler Manurung, Erianto Ongko, Astro Julida Harahap, H. Hartono, Dahlan Abdullah, Cut Ita Erliana, S. Sriadhi, Aditya Halim Perdana Kusuma Putra, Muslim, Hamzah Ahmad, Ricardo Freedom Nanuru, A.A. Saleh, Asmara Indahingwati, Citra Kurniawan, Ida Bagus Ary Indra Iswara, Abdurrozzaq Hasibuan, Eni Wuryani, Wiwien Hadikurniawati, Edy Winarno

2018 Journal of Physics: Conference Series Vol. 1114 Issue 1 Erratum Cited by 0

Abstract

This paper was retracted by IOP Publishing on 12 December 2018. This paper was published due to a technical error and was not intended to be included in this journal. © Published under licence by IOP Publishing Ltd.

Affiliations

Department of Informatics, Akademi Teknologi Industri Immanuel, Indonesia; Department of Computer Science, STMIK IBBI, Medan, Indonesia; Department of Informatics, Universitas Malikussaleh, Aceh, Indonesia; Department of Industrial Engineering, Universitas Malikussaleh, Indonesia; Department of Electrical Engineering, Universitas Negeri Medan, Indonesia; Department of Management, STIM Lasharan Jaya, Makassar, Indonesia; Department of Accounting, Universitas Muslim Indonesia, Makassar, Indonesia; Universitas Kristen Indonesia Maluku. Ambon, Indonesia; Statistics, Financial and Social Sciences Research Group, Indonesia; Manajement School of Economics Indonesia sTIESIA Surabaya, Indonesia; Department of Electrical Engineering, Sekolah Tinggi Teknik Malang, Malang, Indonesia; Informatics Department, STMIK STIKOM, Indonesia; Faculty of Engineering, Universitas Islam Sumatera Utara, Medan, Indonesia; Department of Accounting, Universitas Negeri Surabaya, Surabaya, Indonesia; Faculty of Information Technology, Universitas Stikubank, Semarang, Indonesia