ESTIMATION OF THE TIME-VARIANT VELOCITY OF A SINGLE WALKING PERSON IN TWO-DIMENSIONAL NON-STATIONARY INDOOR ENVIRONMENTS USING RADIO-FREQUENCY TECHNIQUES

Accurate estimation of the time-variant (TV) velocity of moving persons/objects in indoor spaces is of crucial importance for numerous wireless indoor applications.This article introduces a novel iterative procedure to estimate the TV velocity, i.e., TV speed and TV angle-of-motion (AOM), of a single moving person in 2D indoor environments by using

Background/Aim: Diabetes mellitus patients may be more vulnerable to stress due to the requirement for lifestyle changes and blood sugar management.Stress occurs when people sense a mismatch between their available resources and the expectations put on them, especially when the expectations are believed to be excessive in comparison to the precedin

The Atlantic salmon (Salmo salar) and African bichir (Polypterus senegalus) are both actinopterygian fish species that continuously replace their teeth without the involvement of a successional dental lamina.Instead, they share the presence of a middle dental epithelium: an epithelial tier enclosed by inner and outer dental epithelium.It has been h

The results of a comparative analysis of the functional features of the QAnon theory and the conceptual signs of ARG (games in alternative reality) are displayed.The signs of ARG are designated and given as elements of the reference game model, the basis for comparison.The authors found that the QAnon conspiracy theory, the history of its emergence

In 2018 Armenia witnessed change of power that became a sign of significant internal political changes.Even though the foreign policy of the country did not considerably change, it Freestanding Ovens has acquired new features and is represented by new faces.The emphasis is currently put on external positioning of Armenia as a strong compatible stat