This issue includes ten articles written by authors from Indonesia, Malaysia, and China.

Published: April 5, 2023

Key Agreement Scheme Based on Smart Cards

Graygorry Brayone Ekal (1), Eddie Shahril Ismail (2), Abdul Rahman Farhan bin Sabdin (3)
(1) Universiti Kebangsaan Malaysia, Malaysia ,
(2) Universiti Kebangsaan Malaysia, Malaysia ,
(3) Universiti Kebangsaan Malaysia, Malaysia
1-15
140

Forecasting Population Mortality Rates Using Generalized Lee-Carter Model

I Gusti Nyoman Yudi Hartawan (1), I Gusti Ngurah Pujawan (2), Kadek Mardika Pranata (3), Kadek Jayanta (4)
(1) Universitas Pendidikan Ganesha, Indonesia ,
(2) Universitas Pendidikan Ganesha, Indonesia ,
(3) Universitas Pendidikan Ganesha, Indonesia ,
(4) Universitas Pendidikan Ganesha, Indonesia
16-24
245

Causality Effect Among ASEAN-5 Stock Markets in COVID-19 Pandemic: VAR Model Approach

Bintang Izzatul Fatah (1), Jody Jody (2), Budiasih Budiasih (3)
(1) Politeknik Statistika STIS, Indonesia ,
(2) Politeknik Statistika STIS, Indonesia ,
(3) Politeknik Statistika STIS, Indonesia
25-34
149

Research on Decision-Making Strategies of Regional Geography Teaching in High School Based on Data-Driven

Rui Yuan (1), Yaqi Gao (2), Jiansheng Li (3)
(1) Nanjing Normal University, China ,
(2) Nanjing Normal University, China ,
(3) Nanjing Normal University, China
35-47
152

Prediction of PM2.5 in DKI Jakarta Using Ordinary Kriging Method

Shafira Salsabilla (1), Amadea Fitri Syaharani (2), Nur Chamidah (3)
(1) Universitas Airlangga, Indonesia ,
(2) Universitas Airlangga, Indonesia ,
(3) Universitas Airlangga, Indonesia
48-58
440

Exploring Daily Activity Pattern Using Spatio-Temporal Statistics with R for Predicting Trip Production

Muhamad Willdan (1), Raihan Iqbal Ramadhan (2), Nindyo Cahyo Kresnanto (3), Wika Harisa Putri (4)
(1) Universitas Janabadra, Indonesia ,
(2) Universitas Janabadra, Indonesia ,
(3) Universitas Janabadra, Indonesia ,
(4) Universitas Janabadra, Indonesia
59-73
196

Predict Farmer Exchange Rate in the Food Crop Sector Using Principal Component Regression

Melody Effendi (1), Ricardo Ardhyatirta (2), Sheila Gracia Angelina (3), Margaretha Ohyver (4)
(1) BINUS University, Indonesia ,
(2) BINUS University, Indonesia ,
(3) BINUS University, Indonesia ,
(4) BINUS University, Indonesia
74-84
262

Feasibility Analysis of Smart Wheelchairs Based on Voice Recognition for People with Disability

Nurul Fathanah Muntasir (1), Muhammad Risafli Raif (2), Rahmat Hermawan (3), Muh. Anshar (4)
(1) Universitas Hasanuddin, Indonesia ,
(2) Universitas Hasanuddin, Indonesia ,
(3) Rahmat Hermawan, Indonesia ,
(4) Universitas Hasanuddin, Indonesia
85-96
266

Marketability Study of Mathematical Sciences Students in Universiti Kebangsaan Malaysia (UKM)

Lim Chui Ting (1), Ong Wen Xuan (2), Nurulain Nabilah Binti Muhammad Aris Fadzilah (3), Nora Binti Muda (4)
(1) Universiti Kebangsaan Malaysia, Malaysia ,
(2) Universiti Kebangsaan Malaysia, Malaysia ,
(3) Universiti Kebangsaan Malaysia, Malaysia ,
(4) Universiti Kebangsaan Malaysia, Malaysia
97-110
126

MSME Sales Clustering Based on Business Aid Distribution Priority Using K-Affinity Propagation

Tarisya Qurrota A'yuni (1), Baiq Nina Febriati (2), Lazuardy Ilham Effendie (3), Muhammad Muhajir (4), Rahmadi Yotenka (5)
(1) Universitas Islam Indonesia ,
(2) Universitas Islam Indonesia ,
(3) Universitas Islam Indonesia ,
(4) Universitas Islam Indonesia ,
(5) Universitas Islam Indonesia
111-124
312