Environmental Engineering
Enhancement of convolutional neural network for urban environment parking space classification

S. Rahman; M. Ramli; F. Arnia; R. Muharar; M. Ikhwan; S. Munzir

Volume 8, Issue 3 , July 2022, , Pages 315-326

https://doi.org/10.22034/gjesm.2022.03.02

Abstract
  BACKGROUND AND OBJECTIVES: The increase in the number of vehicles has several negative impacts, including traffic congestion, air pollution, noise levels, and the availability of parking spaces. Drivers looking for parking spaces can cause traffic jams and air pollution. The solution offered at this ...  Read More

Environmental Engineering
Fuzzy entropy type II method for optimizing clean and renewable solar energy

M. Ramli; M. Mardlijah; M. Ikhwan; K. Umam

Volume 8, Issue 3 , July 2022, , Pages 389-402

https://doi.org/10.22034/GJESM.2022.03.07

Abstract
  BACKGROUND AND OBJECTIVES: A solar panel is a device that converts solar rays into electricity. It is a step to reduce emissions from fossil energy, which is to replace it with renewable energy. It requires a control system to ensure that the position of the solar panel is always perpendicular to the ...  Read More

Environmental Science
Community behavior for mathematical model of coronavirus disease 2019 (COVID-19)

M. Ramli; M. Mukramati; M. Ikhwan; H. Hafnani

Volume 8, Issue 2 , April 2022, , Pages 151-168

https://doi.org/10.22034/GJESM.2022.02.01

Abstract
  BACKGROUND AND OBJECTIVES: The spread of COVID-19 is very fast because it is transmitted from human to human. Non-pharmaceutical control is one of the important actions in reducing the spread of COVID-19, such as the use of masks and physical distancing. This study aims to model COVID-19 by incorporating ...  Read More

Environmental Engineering
Distribution of energy in propagation for ocean extreme wave generation in hydrodynamics laboratory

D. Fadhiliani; M. Ikhwan; M. Ramli; S. Rizal; M. Syafwan

Volume 8, Issue 1 , January 2022, , Pages 17-26

https://doi.org/10.22034/GJESM.2022.01.02

Abstract
  BACKGROUND AND OBJECTIVES: The hydrodynamic uncertainty of the ocean is the reason for testing marine structures as an initial consideration. This uncertainty has an impact on the natural structure of the topography as well as marine habitats. In the hydrodynamics laboratory, ships and offshore structures ...  Read More

Environmental Science
Simulation and analysis of marine hydrodynamics based on the El Niño scenario

M. Ikhwan; R. Wafdan; Y. Haditiar; M. Ramli; Z. A. Muchlisin; S. Rizal

Volume 7, Issue 4 , October 2021, , Pages 543-554

https://doi.org/10.22034/GJESM.2021.04.04

Abstract
  BACKGROUND AND OBJECTIVES: El Niño - Southern Oscillation is known to affect the marine and terrestrial environment in Southeast Asia, Australia, northern South America, and southern Africa. There has been much research showing that the effects of El Niño - Southern Oscillation are extensive. ...  Read More