%0 Journal Article %A M. A. Posypkin %A A. V. Turkin %T An algorithm for regions extraction with corrupted ridge and valley structure %J Informacionnye tehnologii i vyčislitelnye sistemy %D 2012 %P 52-59 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/ITVS_2012_1_a3/ %G ru %F ITVS_2012_1_a3