In human-human communication we use verbal, vocal and non-verbal signals to communicate with others. Facial expressions are a form of nonverbal communication, recognizing them helps to improve the human-machine interaction. This paper proposes a system for poseand illumination-invariant recognition of facial expressions using near-infrared camera images and precise 3D shape registration. Precis...

background: hydatidosis is one of the zoonotic diseases which affect animals and human beings at the larval stage of echinococcusgranulosus, thereby playing a role in exacerbating the economic and health problems in iran. objectives: this study was conducted to investigate the strains of echinococcusgranulosus isolated from cattle hydatid cysts, in khorramabad, in the lorestan province, west of...

introduction: genital system is important herd in animal's creation. it is necessary for animal reproduction. mammal has two sex in genital system such as male and female in separated animals. animal reproduction destroyed by disorder of genital system. in this case, animals cannot produce an animal similar to them. finally it cause overthrow a species of animals. methods: histomorphologic...