Table of Contents Author Guidelines Submit a Manuscript
Journal of Applied Mathematics
Volume 2014, Article ID 159675, 12 pages
http://dx.doi.org/10.1155/2014/159675
Research Article

A Hybrid Grey Based KOHONEN Model and Biogeography-Based Optimization for Project Portfolio Selection

1Department of Industrial Management, Semnan Branch, Islamic Azad University, Semnan, Iran
2Department of Industrial Management, Science and Research Branch, Islamic Azad University, Tehran, Iran
3Department of Industrial Management, Karaj Branch, Islamic Azad University, Karaj, Iran

Received 22 April 2014; Revised 5 July 2014; Accepted 9 July 2014; Published 7 August 2014

Academic Editor: Han H. Choi

Copyright © 2014 Farshad Faezy Razi et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

How to Cite this Article

Farshad Faezy Razi, Abbas Toloie Eshlaghy, Jamshid Nazemi, Mahmood Alborzi, and Alireza Pourebrahimi, “A Hybrid Grey Based KOHONEN Model and Biogeography-Based Optimization for Project Portfolio Selection,” Journal of Applied Mathematics, vol. 2014, Article ID 159675, 12 pages, 2014. https://doi.org/10.1155/2014/159675.