Labeling board based on boundary tracking. - Yutaka Ishiyama; Chihiro Funaoka; Fumio Kubo; Hironobu Takahashi; Fumiaki Tomita (ICPR (4), 1992)

Labeling board based on boundary tracking. - Yutaka Ishiyama; Fumio Kubo; Hironobu Takahashi; Fumiaki Tomita (Syst. Comput. Jpn., 1995)