- Volumetric image acquisition, mathematical definition, and representation in memory.
- Radiometric transformations and use of color.
- Geometric affine and projective transformations.
- Interpolation, reformatting, and planar cuts.
- Ray casting, planar reformatting, and maximum/average intensity projection.
- (Differential) Image Foresting Transform (IFT) and interactive segmentation of 3D images.
- Image segmentation based on object models and interactive correction.
- Euclidean distance transform (EDT), fast morphological operations by EDT, and reformatting by isosurface cuts.
- Illumination models with object color and transparency.
- Object visualization.
- Image registration and color composition.