DE69220118D1 - Bildbinarisierungssystem - Google Patents
BildbinarisierungssystemInfo
- Publication number
- DE69220118D1 DE69220118D1 DE69220118T DE69220118T DE69220118D1 DE 69220118 D1 DE69220118 D1 DE 69220118D1 DE 69220118 T DE69220118 T DE 69220118T DE 69220118 T DE69220118 T DE 69220118T DE 69220118 D1 DE69220118 D1 DE 69220118D1
- Authority
- DE
- Germany
- Prior art keywords
- image binarization
- binarization system
- image
- binarization
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
- G06V30/10—Character recognition
- G06V30/16—Image preprocessing
- G06V30/162—Quantising the image signal
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
- G06V30/10—Character recognition
Landscapes
- Engineering & Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Facsimile Image Signal Circuits (AREA)
- Character Input (AREA)
- Image Input (AREA)
- Image Processing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3066918A JPH04302375A (ja) | 1991-03-29 | 1991-03-29 | 画像二値化装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69220118D1 true DE69220118D1 (de) | 1997-07-10 |
DE69220118T2 DE69220118T2 (de) | 1998-01-22 |
Family
ID=13329839
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69220118T Expired - Lifetime DE69220118T2 (de) | 1991-03-29 | 1992-02-20 | Bildbinarisierungssystem |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0505729B1 (de) |
JP (1) | JPH04302375A (de) |
DE (1) | DE69220118T2 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19517178C1 (de) * | 1995-05-09 | 1996-11-21 | Ibm | Hintergrundbereinigung bei elektronisch abgetasteten Bildern |
DE19536170A1 (de) * | 1995-09-29 | 1997-04-03 | Ibm | Ermittlung von Schwellwerten bei der Digitalisierung von Bildern durch eine Verteilungsanalyse der Informationen |
JPH1056569A (ja) * | 1996-08-07 | 1998-02-24 | Riso Kagaku Corp | 画像処理方法および装置 |
JP4250483B2 (ja) | 2003-08-25 | 2009-04-08 | キヤノン株式会社 | 画像処理装置、画像処理方法ならびにプログラム、記憶媒体 |
US7333656B2 (en) * | 2003-11-26 | 2008-02-19 | Matsushita Electric Industrial Co., Ltd. | Image processing method and image processing apparatus |
JP2010134958A (ja) * | 2010-02-08 | 2010-06-17 | Fujitsu Ltd | 境界検出方法、プログラムおよびこれを用いた装置 |
JP5725276B2 (ja) * | 2010-08-03 | 2015-05-27 | 富士ゼロックス株式会社 | 二値化処理装置、画像処理装置、二値化処理プログラム、画像処理プログラム |
CN104184918B (zh) * | 2013-05-27 | 2017-07-07 | 富士通株式会社 | 图像处理装置和方法以及上置式图像扫描装置 |
US9495343B2 (en) * | 2014-09-30 | 2016-11-15 | Konica Minolta Laboratory U.S.A., Inc. | Horizontal and vertical line detection and removal for document images |
CN117830315B (zh) * | 2024-03-05 | 2024-05-10 | 渭南大东印刷包装机械有限公司 | 基于图像处理的印刷机实时监控方法及系统 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4193093A (en) * | 1978-08-03 | 1980-03-11 | The United States Of America As Represented By The Secretary Of The Navy | CCD camera interface circuit |
US4220972A (en) * | 1979-05-22 | 1980-09-02 | Honeywell Inc. | Low contrast object extraction device |
-
1991
- 1991-03-29 JP JP3066918A patent/JPH04302375A/ja active Pending
-
1992
- 1992-02-20 DE DE69220118T patent/DE69220118T2/de not_active Expired - Lifetime
- 1992-02-20 EP EP92102849A patent/EP0505729B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69220118T2 (de) | 1998-01-22 |
EP0505729B1 (de) | 1997-06-04 |
EP0505729A2 (de) | 1992-09-30 |
JPH04302375A (ja) | 1992-10-26 |
EP0505729A3 (de) | 1994-01-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: EASTMAN KODAK CO., ROCHESTER, N.Y., US |