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    Article

    Shape-Adaptive DCT for Denoising of 3D Scalar and Tensor Valued Images

    During the last ten years or so, diffusion tensor imaging has been used in both research and clinical medical applications. To construct the diffusion tensor images, a large set of direction sensitive magnetic...

    Ørjan Bergmann, Oddvar Christiansen, Johan Lie… in Journal of Digital Imaging (2009)

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    Article

    Image Segmentation Using Some Piecewise Constant Level Set Methods with MBO Type of Projection

    In this work, we are trying to propose fast algorithms for Mumford-Shah image segmentation using some recently proposed piecewise constant level set methods (PCLSM). Two variants of the PCLSM will be considere...

    Xue-Cheng Tai, Oddvar Christiansen, ** Lin… in International Journal of Computer Vision (2007)