Vol. 2 No. 2 (2021)

This issue contains articles from two different countries, Nigeria and Indonesia. The authors/co-authors are from various institutions such as Modibbo Adama University of Technology, Bayero University, Sule Lamido University, Gombe State University, Universitas Islam Indonesia, UPN "Veteran" Yogyakarta, President University, and Telkom University.
Published: 2021-09-01

Articles

  • A dai-liao hybrid conjugate gradient method for unconstrained optimization

    👥 Nasiru Salihu(1)★, Mathew Remilekun Odekunle(2), Mohammed Yusuf Waziri(3), Abubakar Sani Halilu(4), Suraj Salihu(5)
    (1) Department of Mathematics, School of Physical Sciences, Modibbo Adama University of Technology, Yola
    (2) Department of Mathematics, School of Physical Sciences, Modibbo Adama University of Technology, Yola
    (3) Department of Mathematical Sciences, Bayero University, Kano
    (4) Department of Mathematics and Computer Science, Sule Lamido University, Kafin Hausa
    (5) Department of Computer Science, Faculty of Science, Gombe State University, Gombe
    📈 Abstract : 4873    📥 PDF : 3489
    DOI 10.12928/ijio.v2i2.4100 📄 69-84

  • Marketing strategy planning at alfamart lodadi stores using the clustering, ahp, and ar-mba method

    👥 Fariza Halidatsani Azhra(1)★, Najib Fadhlurrohman(2), Bagas Swardhana Putra(3), Faisal Ibrahim(4)
    (1) Department of Industrial Engineering, Islamic University of Indonesia, Yogyakarta
    (2) Department of Industrial Engineering, Islamic University of Indonesia, Yogyakarta
    (3) Department of Industrial Engineering, Islamic University of Indonesia, Yogyakarta
    (4) Department of Industrial Engineering, Islamic University of Indonesia, Yogyakarta
    📈 Abstract : 5201    📥 PDF : 3927
    DOI 10.12928/ijio.v2i2.4361 📄 85-98

  • Multi-item inventory policy with time-dependent pricing and rework cost

    👥 Laila Nafisah(1)★, Nabilla Clara Devi Maharani(2), Yuli Dwi Astanti(3), Muhammad Shodiq Abdul Khannan(4)
    (1) Department of Industrial Engineering, UPN Veteran Yogyakarta
    (2) Department of Industrial Engineering, UPN Veteran Yogyakarta
    (3) Department of Industrial Engineering, UPN Veteran Yogyakarta
    (4) Department of Industrial Engineering, UPN Veteran Yogyakarta
    📈 Abstract : 4783    📥 PDF : 3625
    DOI 10.12928/ijio.v2i2.4370 📄 99-112

  • Ceramic supplier selection using analytical hierarchy process method

    👥 Filda Rahmiati(1)★, H.M Yani Syafei(2), Purwanto Purwanto(3), Jonathan Andianto(4)
    (1) Department of Management, President University, Cikarang
    (2) Department of Industrial Engineering, President University, Cikarang
    (3) Department of Management, President University, Cikarang
    (4) Department of Management, President University, Cikarang
    📈 Abstract : 5327    📥 PDF : 3735
    DOI 10.12928/ijio.v2i2.4406 📄 113-124

  • Analysis of marketing strategy at setia stores using ahp, clustering, and ar-mba method

    👥 Faisal Ibrahim(1)★, Bagas Swardhana Putra(2), Fariza Halidatsani Azhra(3), Najib Fadhlurrohman(4)
    (1) Department of Industrial Engineering, Universitas Islam Indonesia, Yogyakarta
    (2) Department of Industrial Engineering, Universitas Islam Indonesia, Yogyakarta
    (3) Department of Industrial Engineering, Universitas Islam Indonesia, Yogyakarta
    (4) Department of Industrial Engineering, Universitas Islam Indonesia, Yogyakarta
    📈 Abstract : 5015    📥 PDF : 4120
    DOI 10.12928/ijio.v2i2.4369 📄 125-140

  • The hybrid design of supervised learning algorithm for design and development in classifications a defect in clay tiles

    👥 Murman Dwi Prasetio(1)★, Rais Yufli Xavier(2), Haris Rachmat(3), Wiyono Wiyono(4), Denny Sukma Eka Atmaja(5)
    (1) School of Industrial and System Engineering, Telkom University, Bandung
    (2) School of Industrial and System Engineering, Telkom University, Bandung
    (3) School of Industrial and System Engineering, Telkom University, Bandung
    (4) School of Industrial and System Engineering, Telkom University, Bandung
    (5) School of Industrial and System Engineering, Telkom University, Bandung
    📈 Abstract : 4821    📥 PDF : 3537
    DOI 10.12928/ijio.v2i2.4449 📄 141-150

  • Sentiment analysis on myindihome user reviews using support vector machine and naive bayes classifier method

    👥 Sulton Nur Hakim(1)★, Andika Julianto Putra(2), Annisa Uswatun Khasanah(3)
    (1) Department of Industrial Engineering, Universitas Islam Indonesia, Yogyakarta
    (2) Department of Industrial Engineering, Universitas Islam Indonesia, Yogyakarta
    (3) Department of Industrial Engineering, Universitas Islam Indonesia, Yogyakarta
    📈 Abstract : 5065    📥 PDF : 3821
    DOI 10.12928/ijio.v2i2.4437 📄 151-164