Geographical Information Systems (GISs) can be seen as a common tool to map and visualize the air quality index based on geographical locations. However, in urban areas, the area resolution for air quality models is less than 2 kilometres. Since the main emissions agent in urban areas is predominantly vehicular engines, the situation will become worse when pollutants are trapped between buildin...

Social network data offer interesting opportunities in urban studies. In this study, we used Twitter data to analyse city dynamics over the course of the day. Users of this social network were grouped according to city zone and time slot in order to analyse the daily dynamics of the city and the relationship between this and land use. First, daytime activity in each zone was compared with activ...

the collaps of soviet :union: shaped a new security, political and economic zone. the emerging vaccum facilitated us entrance into the regional and led to the shaping new great game.players have had effects on islamic republic of iran’s interests.this article surveys the impacts of us objectives in the caspian region on iri security and economic interests.the hypotheses are: - the presence of u...

Monitoring systems of outdoor environments for surveillance applications need real time solutions for complex computer vision problems. However, advanced visual surveillance systems not only need to detect and track moving objects but also to interpret their pattern of behaviour. This work aims at presenting a method based on the use of neural networks for classification of moving tracked objec...

Maps. Customer utilization of produce carts, Chicago, 2012. These maps show the service area of 2 mobile produce carts launched during the summer of 2012 in 2 Chicago neighborhoods. Survey data recording self-reported customer demographics were collected for each produce cart to visualize customer reach as part of program effectiveness. Cart 1 is outside an underserved zone in the centrally loc...