NL1000934C2 - Automatische typering van rasterbeelden onder gebruikmaking van dichtheidssegmentering. - Google Patents
Automatische typering van rasterbeelden onder gebruikmaking van dichtheidssegmentering. Download PDFInfo
- Publication number
- NL1000934C2 NL1000934C2 NL1000934A NL1000934A NL1000934C2 NL 1000934 C2 NL1000934 C2 NL 1000934C2 NL 1000934 A NL1000934 A NL 1000934A NL 1000934 A NL1000934 A NL 1000934A NL 1000934 C2 NL1000934 C2 NL 1000934C2
- Authority
- NL
- Netherlands
- Prior art keywords
- values
- value
- image data
- pixel
- image
- Prior art date
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
- G06V30/40—Document-oriented image-based pattern recognition
- G06V30/41—Analysis of document content
- G06V30/413—Classification of content, e.g. text, photographs or tables
Landscapes
- Engineering & Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Artificial Intelligence (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Facsimile Image Signal Circuits (AREA)
- Image Analysis (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US28971894A | 1994-08-12 | 1994-08-12 | |
US28971894 | 1994-08-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
NL1000934A1 NL1000934A1 (nl) | 1996-02-12 |
NL1000934C2 true NL1000934C2 (nl) | 1998-12-08 |
Family
ID=23112773
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL1000934A NL1000934C2 (nl) | 1994-08-12 | 1995-08-04 | Automatische typering van rasterbeelden onder gebruikmaking van dichtheidssegmentering. |
Country Status (3)
Country | Link |
---|---|
US (1) | US5812695A (ja) |
JP (1) | JP3772262B2 (ja) |
NL (1) | NL1000934C2 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5754708A (en) * | 1994-11-16 | 1998-05-19 | Mita Industrial Co. Ltd. | Dotted image area detecting apparatus and dotted image area detecting method |
JP3467171B2 (ja) * | 1997-06-03 | 2003-11-17 | ペンタックス株式会社 | 画像読取装置 |
US6115140A (en) * | 1998-07-28 | 2000-09-05 | Shira Computers Ltd. | Method and system for half tone color conversion |
JP2000293687A (ja) * | 1999-02-02 | 2000-10-20 | Minolta Co Ltd | 3次元形状データ処理装置および3次元形状データ処理方法 |
US6939301B2 (en) * | 2001-03-16 | 2005-09-06 | Yaakov Abdelhak | Automatic volume measurements: an application for 3D ultrasound |
US7379594B2 (en) * | 2004-01-28 | 2008-05-27 | Sharp Laboratories Of America, Inc. | Methods and systems for automatic detection of continuous-tone regions in document images |
US20060002614A1 (en) * | 2004-06-30 | 2006-01-05 | Alliances Artquest International Inc. | Raster-to-vector conversion process and apparatus |
US7599556B2 (en) * | 2005-08-25 | 2009-10-06 | Joseph Stanley Czyszczewski | Apparatus, system, and method for scanning segmentation |
JP4196996B2 (ja) * | 2006-02-15 | 2008-12-17 | 村田機械株式会社 | 画像形成装置及び画像形成装置の濃度制御方法 |
CN112807654B (zh) * | 2020-12-05 | 2021-12-17 | 淮北禾获人科技有限公司 | 竞走比赛电子化判决平台及方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3107655A1 (de) * | 1981-02-27 | 1982-09-16 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zum auffinden und abgrenzen von textbereichen auf einer vorlage, die text-, graphik- und/oder bildbereiche enthalten kann |
US4856075A (en) * | 1987-10-05 | 1989-08-08 | Eastman Kodak Company | Image discrimination |
JP2744619B2 (ja) * | 1988-06-28 | 1998-04-28 | 富士通株式会社 | 画像処理装置 |
US4975972A (en) * | 1988-10-18 | 1990-12-04 | At&T Bell Laboratories | Method and apparatus for surface inspection |
US5202933A (en) * | 1989-12-08 | 1993-04-13 | Xerox Corporation | Segmentation of text and graphics |
JPH04271662A (ja) * | 1991-02-27 | 1992-09-28 | Nec Corp | 画像領域判定装置 |
US5317419A (en) * | 1991-08-07 | 1994-05-31 | Konica Corporation | Image recognition apparatus |
US5443164A (en) * | 1993-08-10 | 1995-08-22 | Simco/Ramic Corporation | Plastic container sorting system and method |
-
1995
- 1995-07-17 JP JP17987695A patent/JP3772262B2/ja not_active Expired - Fee Related
- 1995-08-04 NL NL1000934A patent/NL1000934C2/nl not_active IP Right Cessation
-
1996
- 1996-11-14 US US08/749,041 patent/US5812695A/en not_active Expired - Lifetime
Non-Patent Citations (3)
Title |
---|
CHAUVET P ET AL: "System for an intelligent office document analysis, recognition and description", SIGNAL PROCESSING, MAY 1993, NETHERLANDS, vol. 32, no. 1-2, ISSN 0165-1684, pages 161 - 190, XP000435730 * |
E. G. JOHNSTON: "Printed Text Discrimination", COMPUTER GRAPHICS AND IMAGE PROCESSING, vol. 3, 1974, pages 83 - 89, XP002076158 * |
POSTL W: "Halftone recognition by an experimental text and facsimile workstation", PROCEEDINGS OF THE 6TH INTERNATIONAL CONFERENCE ON PATTERN RECOGNITION, MUNICH, WEST GERMANY, 19-22 OCT. 1982, 1982, New York, NY, USA, IEEE, USA, pages 489 - 491 vol.1, XP002076159 * |
Also Published As
Publication number | Publication date |
---|---|
NL1000934A1 (nl) | 1996-02-12 |
US5812695A (en) | 1998-09-22 |
JP3772262B2 (ja) | 2006-05-10 |
JPH0879517A (ja) | 1996-03-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AD1A | A request for search or an international type search has been filed | ||
RD2N | Patents in respect of which a decision has been taken or a report has been made (novelty report) |
Effective date: 19981006 |
|
PD2B | A search report has been drawn up | ||
SD | Assignments of patents |
Owner name: HEWLETT-PACKARD COMPANY (A DELAWARE CORPORATION) |
|
V1 | Lapsed because of non-payment of the annual fee |
Effective date: 20130301 |