Fujitsu Corporation

Maki Tabuki

Shinichi Eguchi

Yutaka Katsumata

Koichi Chiba

Kouichi Kanamoto

Katsutoshi Kobara

Disclosed are a method of and an apparatus for extracting a dotted line from an binary image of a document, and a storage medium thereof. The isolated points are extracted from the binary image. The isolated points configuring a candidate of the dotted line are extracted based on a positional relationship between the extracted isolated points. A validity of the isolated points configuring the candidate of the dotted line is checked. The dotted line from a positional relationship between groups of the extracted isolated points of the candidate of the dotted line. The dotted line can be thereby precisely extracted even if some isolated points are lost due to an. under-density of the image etc.

Growing community of inventors

Kawasaki, Japan

Maki Tabuki