in recent years, researchers have become interested in examining the effect of pettlep imagery on motor performance and how pettlep imagery can improve the performance. the aim of this study was to compare the effect of pettlep imagery and balance practice on dynamic balance in the elderly. participants were 42 male elderly in arak city. they were divided into 4 groups based on the scores of dy...

We present in this paper a road traffic model based on Petri nets and minplus algebra in order to study the fundamental traffic diagram of regular city (american like city). The obtained dynamic is simulated using an extension of the maxplus toolbox of Scilab able to simulate general Petri nets with negative multipliers. The Petri net model corresponding to an intersection with traffic lights i...

Dynamic social media content, such as Twitter messages, can be used to examine individuals' beliefs and perceptions. By analyzing Twitter messages, this study examines how Twitter users exchanged and recognized toponyms (city names) for different cities in the United States. The frequency and variety of city names found in their online conversations were used to identify the unique spatiotempor...