The genetic algorithm (GA) is an evolutionary optimization algorithm operating based upon reproduction, crossover and mutation. On the other hand, particle swarm optimization (PSO) is a swarm intelligence algorithm functioning by means of inertia weight, learning factors and the mutation probability based upon fuzzy rules. In this paper, particle swarm optimization in association with genetic a...

OBJECTIVE In developing countries, Helicobacter pylori infection is mainly acquired during childhood and may be a predisposing factor for peptic ulcer or gastric cancer later in life. Noninvasive diagnostic tools are particularly useful in children for screening tests and epidemiological studies. We aimed to determine the prevalence of H. pylori infection among Kurdish children in Sanandaj, Wes...

Jamal Seidi, Fatemah Alhani, Mahvash Salsali, Anoushirvan Kazemnejad. Assistant Professor, Faculty of Nursing and midwifery, Kurdistan University of Medical Sciences, Sanandaj, Iran; Associate professor, Department of Nursing, faculty of Medical Sciences, Tarbiat Modares University, Tehran, Iran; Professor, Department of Medical and Surgical Nursing, School of Nursing and Midwifery, Tehran of U...

chaldoran area in nw of iran has mesozoic oceanic crust basement. the studied rocks of this region can be divided into three groups: ophiolitic gabbros and pillow lavas, ophiolitic volcanoclastics and eocene lava flows. ophiolitic mafic rocks show continental volcanic arc natures and eocene lava flow shows oib-like nature. during the mesozoic,the chaldoran region was situated in the active cont...