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In recent years, with the extending highway construction scale in mountain areas, there is lack of traffic safety facilities in some mountain areas. The problems of unreasonable and irregular traffic guarantee engineering construction stand out. Especially in rural highway in mountain areas with complex topography, the traffic accident rates are increasing, causing lots of dead and economic losses...
In this paper, think of it in terms of safety science, it's pointed out that urban bridge safety early-warning system is mainly composed of four elements: human, bridge, environment and management, by summarizing the research status in the field of bridge security. Then primary configuration of early-warning management system for urban bridge is put forward, which is formed from four subsystems: human...
Image matching acts main role on digital image processing and computer vision. Least Squares Matching (LSM) is one of methods of image matching. The paper introduces some approaches of image matching, especially the application of LSM in digital close range photogrammetry. The method of calibration of digital camera is described. Matching procedure and principle of multi-image collinear condition...
emergency management information system (PSEMIS) in large-scale hydroelectric project. This paper analyses the reviews and China three gorges project corporation work safety and emergency management status and business needs, proposes the overall framework of the system design. The basis of the work safety management system and emergency management system is the safety risk control and hazards classification...
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