BACKGROUND There is growing interest in the contributions of characteristics of the neighborhood environment to inequalities in physical activity. However, few studies have examined the relationship between observed neighborhood environmental characteristics and physical activity in a multiethnic urban area. PURPOSE The purpose of this study was to assess relationships between neighborhood en...

The purpose of this study was to describe the presence and quality of active transportation safety features in Canadian school environments that relate to pedestrian and bicycle safety. Variations in these features and associated traffic concerns as perceived by school administrators were examined by geographic status and school type. The study was based on schools that participated in 2009/201...

In this paper, we employ a four-state hidden semi-Markov model, which outperforms Markov to identify market conditions of the US stock over daily period from 16th February, 1885 4th June, 2020. Our results indicate that four states represent bear-, bull-, sidewalk-, and crash-markets, in turn appropriately capture various major historical events during study.

C ollecting and visualizing accessibility information are always challenging problems within the realm of Human-Computer Interaction (HCI). A team of researchers at the University of Maryland have proposed innovative approaches that combine crowdsourcing, computer vision and machine learning to detect and visualize how accessible a particular street or sidewalk is. Tohme is one such approach fo...

As the COVID-19 crisis has forced people to adhere social distancing, proximity each other of pedestrians on sidewalk suddenly becomes meaningful: do have enough space safely move within cities? With decades urban planning prioritizing roads and automobiles, answer is ‘no’. Cities all over world been make urgent changes pedestrian infrastructure in order it safe for about public spaces duri...