1 Retraction Note to: Neural Comput & Applic (2014) 24:1647–1658 DOI 10.1007/s00521-013-1387-x

The article published in Neural Computing and Applications, Volume 24, Issues 7–8, pages 1647–1658, doi:10.1007/s00521-013-1387-x has been retracted by the Editor-in-Chief, with the agreement of the authors, because it contains significant parts plagiarizing another article.