abstract biometric access control is an automatic system that intelligently provides the access of special actions to predefined individuals. it may use one or more unique features of humans, like fingerprint, iris, gesture, 2d and 3d face images. 2d face image is one of the important features with useful and reliable information for recognition of individuals and systems based on this ...

Background and Aim: Metaphor is a systematic relationship between two conceptual domains. In metaphor; an experimental or sensual domain called source domain, is related to another domain as target domain. The purpose of this study was to review understanding of metaphorical time pattern in the medical and paramedical students based on gender, age and academic status. Materials and Methods: Thi...

Background: The eating habits of adolescents are of concerns about public health, because of the direct relationship between diet and the incidence of obesity and other chronic diseases in adults. Identifying dietary patterns can be used as a prognostic factor in the relationship between diet and chronic disease risk. Materials and Methods: The present study is a cross-sectional study on 140 he...

Parents play an important role in the education status of their children. Academic achievement of single-parent students in the parent-child relationship context is one of the most controversial issues considered by students and families. The aim of this qualitative study was to explore the parent-child relationship in students’ academic achievement path among mother-headed families. Participan...

for a given riemannian manifold (m,g),it is an interesting question to study the existence of a conformal diffemorphism (also called as a conformal transformation) f : m ! m such that the metric g? = fg has one of the following properties: (i)(m; g?) has constant scalar curvature. (ii)(m; g?) is an einstein manifold.