A unifying approach to isotropic and anisotropic total variation denoising models. - Harald Birkholz (J. Comput. Appl. Math., 2011)

Extracting the ridge set as a graph for actin filament length estimation from confocal laser scanning microscopic images. - Harald Birkholz (J. Electronic Imaging, 2012)

Partition into almost straight trails. - Harald Birkholz; Konrad Engel (Discret. Appl. Math., 2014)