Tamfelt is investing in the use and development of image processing techniq
ues to determine the effects of machine fabrics on paper quality The articl
e on pages 380-384 describes methods for analysing the intensity of marking
, determining the shrinkage profile of CD samples, filler coverage in studi
es of two-sidedness, z-directional distribution of filler, and fibre orient
ation in the different layers obtained by splitting.