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pro vyhledávání: '"Scott Cahall"'
Publikováno v:
SPIE Proceedings.
Experiments using Liquid Crystal Televisions (LCTVs) as spatial light modulators for optical correlators, and optical input devices, have been reported upon widely. Moreover, applications of these devices for target recognition and automatic inspecti
Publikováno v:
SPIE Proceedings.
A common problem in fabrication and welding of complex structures is that there is no simple way to determine where to cut one part so that it will fit another part unless both parts designed and built on a CAD/CAM system. Particularly in prototype o
Publikováno v:
SPIE Proceedings.
A novel automated inspection technique to recognize, locate, and quantify damage is developed. This technique is based on two already existing technologies: video moire metrology and artificial neural networks. Contour maps generated by video moire t
Publikováno v:
SPIE Proceedings.
Several methods for generation of three dimensional surface shapes from variable resolution video moire contours are described. In a classical moire system, a physical grating is projected on a target and also used to view the target. The moire conto
Variable-resolution video moire error map system for inspection of continuously manufactured objects
Publikováno v:
SPIE Proceedings.
Moire techniques can be a powerful tool to determine deviation of a manufactured shape from a desired shape. In a traditional moire system, distorted gratings on an object are viewed through an undistorted grating. The moire contours that result repr