Figure 6From: Segmentation of liver, its vessels and lesions from CT images for surgical planning Thresholds definition. The thresholds T L lcand T H rcare set empirically as the intensity value in which the proportion between voxels belonging to the given Gaussian and voxels belonging to the mixture is at least 70%. The thresholds T L rcand T H lcare defined as the intensity value where the Gaussians intercept.Back to article page