Stereological estimator of the length density of fibre systems based on vertical projections is studied. Systematic sampling designs with a small number of orientations are suggested and the bias in the worst case of anisotropy evaluated.
Stereological estimator of the length density of fibre systems based on vertical projections is studied. Systematic sampling designs with a small number of orientations are suggested and the bias in the worst case of anisotropy evaluated. (en)