This issue has been available online since Sept 30th, 2020 for the regular issue of March 2021. All articles in this issue (9 original research articles) were authored/co-authored by 23 authors from 2 countries (Indonesia and Malaysia).

       

Published: 2021-03-31

Full Issue

pdf

Articles

Analysis of twitter sentiment in COVID-19 era using fuzzy logic method

Devi Ajeng Efrilianda, Erika Noor Dianti, Oktaria Gina Khoirunnisa

1-5

pdf
DOI: https://doi.org/10.52465/joscex.v2i1.12
Abstract viewed = 840 times

Recommendation of Yogyakarta tourism based on simple additive weighting under fuzziness

Eko Yunanto Utomo

6-10

pdf
DOI: https://doi.org/10.52465/joscex.v2i1.13
Abstract viewed = 362 times

The forecasting of palm oil based on fuzzy time series-two factor

Ratri Wulandari, Bayu Surarso, Bambang Irawanto, Farikhin Farikhin

11-16

pdf
Abstract viewed = 379 times

A combination of TDM and KSAM to determine initial feasible solution of transportation problems

Muhammad Sam'an, Yahya Nur Ifriza

17-24

pdf
DOI: https://doi.org/10.52465/joscex.v2i1.16
Abstract viewed = 715 times

Three stages algorithm for finding optimal solution of balanced triangular fuzzy transportation problems

Muhammad Sam'an

25-32

pdf
DOI: https://doi.org/10.52465/joscex.v2i1.24
Abstract viewed = 344 times

Improved logistics service quality for goods quality delivery services of companies using analytical hierarchy process

Popy Riliandini, Erika Noor Dianti, Sayidah Rohmatul Hidayah, Dwika Ananda Agustina Pertiwi

33-39

pdf
DOI: https://doi.org/10.52465/joscex.v2i1.21
Abstract viewed = 1034 times

Irrigation management of agricultural reservoir with correlation feature selection based binary particle swarm optimization

Yahya Nur Ifriza, Muhammad Sam'an

40-45

pdf
DOI: https://doi.org/10.52465/joscex.v2i1.23
Abstract viewed = 397 times

Comparation analysis of naïve bayes and decision tree C4.5 for caesarean section prediction

I Gusti Ayu Suciningsih, Muhammad Arif Hidayat, Renita Arianti Hapsari

46-52

pdf
DOI: https://doi.org/10.52465/joscex.v2i1.25
Abstract viewed = 392 times

Accuracy of classification poisonous or edible of mushroom using naïve bayes and k-nearest neighbors

Roni Hamonangan, Meidika Bagus Saputro, Cecep Bagus Surya Dinata Karta Atmaja

53-60

pdf
DOI: https://doi.org/10.52465/joscex.v2i1.26
Abstract viewed = 902 times