It is known that feature Bedding selection/screening for high-dimensional nonparametric models is an important but very difficult issue.In this paper, we first point out the limitations of existing screening methods.In particular, model-free sure independence screening methods, which are defined on random predictors, may completely miss some import
Stem cells possess the properties of self-renewal and differentiation, and mainly rely on two strategies for division, including symmetric and asymmetric cell divisions.In this review, we summarize the latest progress on asymmetric cell divisions in Drosophila melanogaster neuroblasts (NBs), which focus on the establishment of cell polarity, mitoti
Front End Cover Abstract Background Taking advantage of developed image technology, it is expected that image presentation would be utilized to promote health in the field of medical care and public health.To accumulate knowledge on biomedical effects induced by image presentation, an essential prerequisite for these purposes, studies on autonomic
An election campaign is an inseparable element of every election process.It is time preceding all democratic elections which in its being is exceptional and unique.This article is aimed at presenting to the comprehensive systematization of election campaigns.Ten criteria allowing to understand the complexity of the discussed political phenomenon we
Restrictions in the sphere of civil rights and freedoms introduced by governments led to the numerous demonstrations of citizens in the whole world.During street protests, they expressed their disapproval of the radical measures taken by authorities.The main research problem of this paper relates to the impact of repression on the course of social