A big city visual analysis platform based on Web Virtual Reality Geographical Information System (WEBVRGIS) is presented. Extensive model editing functions and spatial analysis functions are available, including terrain analysis, spatial analysis, sunlight analysis, traffic analysis, population analysis and community analysis.

Commercial cities like Colombo constantly face to problem of traffic congestion due to the large number of people visiting the city for various reasons. Also these cities have a large number of roads with many roads connecting any two selected locations. Finding the best path between two locations in Colombo city is not a trivial task, due to the complexity of the road network and other reasons...

In this paper some of the important problems and issues such as human and communication errors in safety and civil aviation management are presented. The problems arise from misleading information from different sources. To avoid the above problems, a centralization of the information is proposed here. To centralize the information for Air Traffic Management (ATM), a mining data routing system ...

Decreasing traffic accidents and events are one of the most important responsibilities for all of the governments in the world. However, it is difficult to exactly measuring the traffic condition. To find out the root cause of traffic accidents and restore the occurrence of traffic events, a traffic monitor and event analysis mechanism based on multi-videos processing and Petri net analysis tec...

Road safety is a worldwide issue. The constant increase of the number of vehicles and the more congested infrastructure lead to more traffic incidents. Infrastructure to vehicle communication is a way to improve traffic safety, by sending traffic information to vehicles, such as the colour the next traffic light will be when the car reaches the road junction. This approach may be useful also fo...

traffic safety work is a goal common to all public authorities, police agencies and organizations in bavaria. reducing the number of traffic fatalities in a sustainable manner and continuing to lower the number of traffic accidents and road traffic injuries is a task for society as a whole. the various measures being implemented in bavaria during the road safety campaign “bayern mobil – sicher ...

Traffic safety strongly impacts the overall health, livability and mobility in our urban areas. In the U.S., there were approximately 42,000 highway-related fatalities in 2003, nearly forty percent occurring in cities. Performance measurements of safety-related investments (particularly noninfrastructure ones) are challenging, encumbered by temporal and spatial variations not easily captured by...