There are different approaches in the literature for the assessment of steganographic algorithms and steganalytic attacks. In the early papers it was considered sufficient to show the existence of an effect for one or a few examples only. The more the area of steganography evolved, the more diverse became the goals and the harder to measure the improvements. Many branches of science are facing ...

background: we designed an algorithmic model based on the logistic regression analysis and a non-algorithmic model based on the artificial neural network (ann). materials and methods: the ability of these models was compared together in clinical application to differentiate malignant from benign breast tumors in a study group of 161 patients' records. each patient’s record consisted of 6 s...

objectives: the aim of this study was to compare of waist circumference with metabolic syndrome ,as a predictor insulin resistance in agroup of elderly population. methods & materials: in a cross-sectional study among 225 elderlyaged 60 year old and more whose clinical data were complete, 94 subjects (42 males and 52 females) who were able to sign the consent form mini mental stat examination>2...