... collision avoidance Global Positioning System Kalman filters measurement by laser beam nonlinear filters optical scanners road vehicles This paper describes the design, analysis, and testing of a navigation system based on combined carrier-phase global positioning system (GPS and laser-scanner...

... measurement by laser beam Dimensional integrity is a major quality concern in many discrete-part manufacturing processes, such as assembly and machining. The dimensional variation of a product is affected by many sources of process variability, e.g., positioning of fixture locators, alignment...