With the aim of portfolio optimization and management, this article utilizes the Clayton-copula along with copula theory measures. Portfolio-Optimization is one of the activities in investment funds. Thus, it is essential to select an appropriate optimization method. In modern financial analyses, there is growing evidence indicating the distribution of proceeds of financial properties is not cu...

Introduction:Stroke is the 3 cause of death and although it is a common disease,its incidence is not the same in diffirent parts of the world and depends on various factors.opium dependency apart from being a social and cultural problem has several effects on physiological,immune and coagulation systems and conseguently the risk of stroke. Method:The study was done in Kerman shafa hospital dur...

In this paper, we have presented the golden ratio-Haar wavelet based multimedia steganography. The key features of the proposed method are: 1. New Haar wavelet structure based on the Fibonacci sequence, and Golden Ratio. 2. Parametric transform dependency, as decryption key, on the security of the sensitive data. One of the important differences between the existing transform based data hiding ...

Background: Attention deficit hyperactivity disorder and conduct disorder are among relatively prevalent disorders during childhood and adolescence. Considering the negative impact of the parents' drug dependency and bipolar disorder, the present study aimed to determine the prevalence of ADHD and conduct disorder in children of drug-dependent and bipolar parents. Methods: In this case-control ...

BACKGROUND When asked what a desirable fertility level for populations might be, most politicians, journalists, and even social scientists would say it is around two children per woman, a level that has been labelled by demographers “replacement-level fertility.” The reasons given for considering this level of fertility as something to aim at usually include maintaining the size of the labour f...

most of the population of nigeria is rural and agriculture is the mainstay of the impoverished people’s livelihood. this paper estimated the determinants of rural poverty in nigeria using the tobit regression model. through the multistage sampling technique, primary data were obtained from 150 rural farming households using a questionnaire. the result of tobit regression analysis shows that inc...

The purpose of this study is to analyze financial performance using the independently ratio, effectiveness efficiency and dependency ratio between regional governments Central Aceh Bener Meriah in 2015-2019. This type research descriptive quantitative analysis method. uses LKPD data obtained from BPK office. results showed that independence regencys was at a very low level. government Tengah ha...

to be able to reach the level of ultimate attainment in the second language, learners need to acquire not only the grammar of the l2 but also the language processing mechanisms involved in the comprehension of sentences in real time. contrary to its importance, very little is known yet about online l2 processing. this study examines whether advanced iranian learners of english reactivate disloc...

a 21-year old man with cervical spinal cord damage due to diving was admitted in the icu. tracheostomy was performed due to prolonged mechanical ventilation. left lung atelectasis happened frequently. because of the difficulty of bronchoscopy and failing of recruitment, using a double lumen, two tracheal tubes were guided into the left and right lungs through the tracheostomy stoma site. after ...