- Processing : a program with some input/output images.
- Filtering: remove the noise in preserving the geometrical features

- Segmentation: convert the grey(color)-level image to a labelled image

- Filtering: remove the noise in preserving the geometrical features
- Analysis: a program with an input image and an output metric.
- Metric: 2-point correlation, VER porosity, fractal box, curvature,…

- Topology: Euler-Poincare number, percolation-opening,…

- Physics: coefficient of self-diffusion, permeability

- Visualization: a program with a visualization output
- Label image: representation of the labelled image

- OpenGL: 3d visualization

- Label image: representation of the labelled image
- PDE: partial difference equation solved by a finite difference scheme

- Statistics: Mathematical analysis of function oriented statistics

- Linear Algebra: Matrix transformation

- Representation: time-space domain