@InProceedings{HigaRebeSantGuti:2007:CoThDi,
               author = "Higa, Mauricio and Rebelo, Marina de S{\'a} and Santos, Carlos da 
                         Silva and Gutierrez, Marco Antonio",
          affiliation = "{Polytechnic School - University of S{\~a}o Paulo} and {Heart 
                         Institute (InCor) - Hospital das Cl{\'{\i}}nicas da Faculdade de 
                         Medicina da Universidade de S{\~a}o Paulo} and {Institute of 
                         Mathematics and Statistics - University of S{\~a}o Paulo} and 
                         {Heart Institute (InCor) - Hospital das Cl{\'{\i}}nicas da 
                         Faculdade de Medicina da Universidade de S{\~a}o Paulo and 
                         Polytechnic School - University of S{\~a}o Paulo}",
                title = "Comparison of Three Different Derivative Approaches Aiming at 
                         Estimation of Image Movement",
            booktitle = "Proceedings...",
                 year = "2007",
               editor = "Gon{\c{c}}alves, Luiz and Wu, Shin Ting",
         organization = "Brazilian Symposium on Computer Graphics and Image Processing, 20. 
                         (SIBGRAPI)",
            publisher = "Sociedade Brasileira de Computa{\c{c}}{\~a}o",
              address = "Porto Alegre",
             keywords = "cardiac movement, image derivatives, optical flow, velocity 
                         components.",
             abstract = "The use of optical flow techniques to extract the velocity from 
                         the cardiac movement has to take into account the computational 
                         inaccuracy raised from the derivative operator over discrete data. 
                         This study presents a comparison of three different derivative 
                         approaches (two based on linear and other based on non-linear 
                         filtering) to find out the best solution. Results of the 
                         experiments are compared using a structural distortion based image 
                         quality metric.",
  conference-location = "Belo Horizonte, MG, Brazil",
      conference-year = "7-10 Oct. 2007",
             language = "en",
                  ibi = "6qtX3pFwXQZG2LgkFdY/Rvvkx",
                  url = "http://urlib.net/ibi/6qtX3pFwXQZG2LgkFdY/Rvvkx",
           targetfile = "Sibgrapi07_Comparison3Derivative_RevA.pdf",
        urlaccessdate = "2024, May 03"
}