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@InProceedings{ForsterTozz:2000:To3DRe,
               author = "Forster, Carlos Henrique Quatucci and Tozzi, Cl{\'e}sio L.",
                title = "Towards 3D reconstruction of endoscope images using shape from 
                         shading",
                 year = "2000",
               editor = "Carvalho, Paulo Cezar Pinto and Walter, Marcelo",
                pages = "90--96",
         organization = "Brazilian Symposium on Computer Graphics and Image Processing, 13. 
                         (SIBGRAPI)",
            publisher = "IEEE Computer Society",
              address = "Los Alamitos",
                 note = "The conference was held in Gramado, RS, Brazil, from October 17 to 
                         20.",
             keywords = "image reconstruction, 3D endoscope image reconstruction, shape 
                         from shading, smooth object, single light source, camera 
                         projection center, curve expansion, spherical projection model, 
                         dichromatic model, surface reflectance, image distortion, image 
                         specular reflection, medical image processing.",
             abstract = "The 3D reconstruction problem from a single endoscope image of a 
                         smooth object is studied in the context of the shape from shading 
                         methods and considering a single light source at the camera 
                         projection center. Based on a curve expansion shape from shading 
                         algorithm, a spherical projection model for the endoscope camera 
                         and a dichromatic model for the surface reflectance, an approach 
                         to solve practical problems, namely the endoscope image distortion 
                         and the removal of the image specular reflection component, is 
                         presented. Results obtained from application of this approach to 
                         synthetic and real images are presented.",
  conference-location = "Gramado, RS, Brazil",
      conference-year = "October",
         organisation = "SBC - Brazilian Computer Society",
           targetfile = "90-96.pdf",
        urlaccessdate = "2020, Nov. 26"
}


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