Engineering Optimization
1. Integrated and periodic relief logistics planning for reaction phase in uncertainty condition and model solving by PSO algorithm

B. Ejlali; S. F. Bagheri; Kh. Ghaziyani

Volume 8, Issue 4 , Autumn 2019, , Pages 294-311

http://dx.doi.org/10.22105/riej.2020.219060.1120

Abstract
  Disaster relief logistics is considered to be one of the major activities in disaster management. This research studies response phase of the disaster management cycle. To do so, a multi-purpose integrated model for a three-level relief cycle logistics is provided under an uncertainty condition and on ...  Read More

2. Evaluation of the efficiency by DEA a case study of hospital

Kh. Ghaziyani; B. Ejlaly; S. F. Bagheri

Volume 8, Issue 3 , Summer 2019, , Pages 283-293

http://dx.doi.org/10.22105/riej.2020.211600.1106

Abstract
  Data Envelopment Analysis (DEA) is a nonparametric technique used to determine the relative efficiency of Decision Making Units (DMUs). Results from DEA analysis yield important information regarding the optimal operating capabilities of each unit. This paper studies DEA to hospital sectors and identifies ...  Read More