The COVID-19 pandemic highlights the importance of responsive institutions: governments and communities coordinating policy changes; media, social networks, and officials swiftly and accurately conveying information; and an engaged public.This special issue explores social and political read more factors that both shaped initial response to the pan
The Chevreul illusion is a well-known 19(th) century brightness illusion, comprising adjacent homogeneous grey bands of different luminance, which are perceived as inhomogeneous.It is generally explained by lateral inhibition, according to which brighter areas projected to the retina inhibit the sensitivity of neighbouring retinal areas.Lateral inh
A large community of research has been developed in recent years to analyze social media and social networks, with the aim of understanding, discovering insights, and exploiting the available information.The focus has shifted from conventional polarity classification to contemporary application-oriented fine-grained aspects such as, emotions, sarca
Background.Due to global climate changes, a number of land mollusc species, previously known only from southern Ukraine or only from Crimea, are increasingly being recorded in different parts of the country.Apparently, not only species of here the Crimean origin but also some other molluscs, native or alien to the Crimean Peninsula, could have been
read more This paper addresses image enhancement and 3D reconstruction techniques for dim scenes inside the vacuum chamber of a nuclear fusion reactor.First, an improved multi-scale Retinex low-light image enhancement algorithm with adaptive weights is designed.It can recover image detail information that is not visible in low-light environments, m