The National Academies of Sciences, Engineering, and Medicine are private, nonprofit institutions that provide expert advice on some of the most pressing challenges facing the nation and world. Our ...

The transportation community has long used two distinct simulator types without any formal integration between them. First, are microscopic Traffic Simulation (S) models, which simulate the movement ...

Everyone hates traffic. Big cities in particular are plagued by an overabundance of vehicles, turning a simple crosstown ...

Few things are more frustrating than being stuck in stop-and-go traffic on a major highway. Drivers often ask themselves: Did I pick the right lane? Is that lane going faster than mine? Should I move ...

The day after the Interstate 35W bridge collapsed in Minneapolis, UA assistant professor Yi-Chang Chiu’s phone rang. He has since been working around the clock calibrating a computer model to act and ...

A look at why modeling and simulation capabilities are becoming an indispensable element of the Internet of Things toolbox. Dr. Margaret L. Loper and Alain Louchez Dr. Margaret L. Loper (l) and Alain ...

In order to improve the ability of safety risk assessment with high traffic density of ships, safety risks are prone to safety risk assessment in order to improve the safety risk assessment ability of ...