author = "Coutinho, Daniel and Marroquim, Ricardo and Dellepiane, Matteo",
          affiliation = "{Universidade Federal do Rio de Janeiro} and {Universidade Federal 
                         do Rio de Janeiro} and {Instituto di Scienza e Tecnologie 
                title = "Approximating Per Vertex BRDFs Using Multiple Light Directions",
            booktitle = "Proceedings...",
                 year = "2015",
               editor = "Rios, Ricardo Araujo and Paiva, Afonso",
         organization = "Conference on Graphics, Patterns and Images, 28. (SIBGRAPI)",
            publisher = "Sociedade Brasileira de Computa{\c{c}}{\~a}o",
              address = "Porto Alegre",
             keywords = "BRDF Approximation, Phong Model, Interactive Rendering.",
             abstract = "This work presents an acquisition system that approximates a 
                         simple BRDF model per vertex of a real world object. Given a 
                         digital mesh from the physical object and photos taken with 
                         different light directions, our system faithfully represents the 
                         material that composes the object. The main advantage of our work 
                         is the ability to generate online results and provide immediate 
                         feedback to the user. We present an efficient system that doesn't 
                         require complex devices or an over controlled acquisition 
  conference-location = "Salvador",
      conference-year = "Aug. 26-29, 2015",
             language = "en",
                  ibi = "8JMKD3MGPBW34M/3JRU275",
                  url = "",
           targetfile = "cameraReady-small.pdf",
        urlaccessdate = "2021, Dec. 07"