image segmentation is an essential issue in image description and classification. currently, in many real applications, segmentation is still mainly manual or strongly supervised by a human expert, which makes it irreproducible and deteriorating. moreover, there are many uncertainties and vagueness in images, which crisp clustering and even type-1 fuzzy clustering could not handle. hence, type-...

Introduction To define the clinical features, biochemical and histological findings and outcome of three forms of autoimmune hepatitis.   Materials and Methods In a cross sectional study between November 2001 to January 2008 in Tehran and Mashhad university of medical sciences, 61 children who diagnosed as AIH (40 girls and 21 boys) have been analyzed for their clinical, serological, and histol...

in this paper we obtain lower and upper estimates for the essential norms of generalized composition operators from weighted dirichlet spaces or bloch type spaces to $q_k$ type spaces.

objective: several studies have compared ferric sulfate and formocresol pulpotomy in primary molars. the results of these studies, however, could not be compared due to differences in evaluated outcomes (clinical, radiographic, or histologic) and follow up duration. the aim of the present study was a systematic review of similar studies and a metaanalysis of their results to provide the latest ...

statement of problem: chondrosarcoma is a tumor which includes 10 percent of the bone primary tumors. its prevalence is half of the osteosarcoma and two times of ewing’s. the mean age of the patients ranges between 30-50 years of old. there is no significant sex or race predilection. the most common complaint is the presence of a painless and enlarging mass. its clinical course is described as ...