@article {CuytjsijbersVerdonkdvandyck2004, title = {Region and Contour Identification of Physical Objects}, journal = {Applied Numerical Analysis Computational Mathematics}, volume = {1}, number = {3}, year = {2004}, pages = {343-352}, doi = {10.1002/anac.200410002}, author = {A. Cuyt and Jan Sijbers and B. Verdonk and Dirk Van Dyck} }