Publicación: 
  
  
    
    
        Robust range finder through a laser pointer and a webcam
    
  
 
  
    
    
        Robust range finder through a laser pointer and a webcam
    
  
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Fecha
    
    
        2011
    
  
Autores
  Portugal-Zambrano C.E.
  Mena-Chalco J.P.
Título de la revista
Revista ISSN
Título del volumen
Editor
    
    
        Elsevier
    
  
Proyectos de investigación
Unidades organizativas
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Abstracto
    
    
        Currently, there is a great interest in the study of three-dimensional reconstruction from digital images. The applications of photogrammetric algorithms has allowed us significant improvements in procedures of camera calibration, movement of objects in scenes, shape from shading and range images. The procedure of the distance estimation from simple images is important to find the depth measurements in any procedure of three-dimensional reconstruction of scenes. In this work, we describe an adaptation of a scanner prototype based on a laser pointer and a webcam.
    
  
Descripción
    
    
        Research partially funded byC ́atedra Concytec en TICs of the National Universityof San Agust ́ın - Peru and the CNPq - Brazil
    
  
Palabras clave
    
    
        Geometric models,
    
        Absolute distance,
    
        Camera calibration,
    
        Data sets,
    
        Depth measurements,
    
        Digital image,
    
        Distance calculation,
    
        Distance estimation,
    
        Experimental test