Title:
画像処理装置及びプログラム
Document Type and Number:
Japanese Patent JP5867045
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To correct distortion of a handwritten part in a captured image of a writing medium where handwriting is performed by using ruled lines which are previously printed on the writing medium.SOLUTION: A ruled line detecting section (20) detects a plurality of ruled lines reflected in a captured image obtained by imaging a writing medium on which the plurality of ruled lines arranged at equal intervals are previously printed by imaging means. A geometric conversion matrix calculation section (22) calculates a geometric conversion matrix for correcting distortion in the captured image of the handwritten part in the writing medium in response to ruled line information showing the detected ruled lines. A correction section (24) corrects the distortion of the handwritten part in response to the calculated geometric conversion matrix.
Inventors:
Ogawa
Kenji Onishi
Kenji Onishi
Application Number:
JP2011271202A
Publication Date:
February 24, 2016
Filing Date:
December 12, 2011
Export Citation:
Assignee:
Fuji Xerox Co., Ltd
International Classes:
H04N1/387; G06T5/00
Domestic Patent References:
| JP2008252862A | ||||
| JP2008269509A | ||||
| JP2008123445A | ||||
| JP2002366947A |
Foreign References:
| WO2005041125A1 |
Attorney, Agent or Firm:
Haruka International Patent Office