JPS4826034A - - Google Patents
Info
- Publication number
- JPS4826034A JPS4826034A JP47077595A JP7759572A JPS4826034A JP S4826034 A JPS4826034 A JP S4826034A JP 47077595 A JP47077595 A JP 47077595A JP 7759572 A JP7759572 A JP 7759572A JP S4826034 A JPS4826034 A JP S4826034A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/10—Image acquisition
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/10—Image acquisition
- G06V10/12—Details of acquisition arrangements; Constructional details thereof
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06V30/14—Image acquisition
- G06V30/146—Aligning or centring of the image pick-up or image-field
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06V30/14—Image acquisition
- G06V30/148—Segmentation of character regions
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06V30/168—Smoothing or thinning of the pattern; Skeletonisation
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06V30/19—Recognition using electronic means
- G06V30/19007—Matching; Proximity measures
- G06V30/19013—Comparing pixel values or logical combinations thereof, or feature values having positional relevance, e.g. template matching
- G06V30/1902—Shifting or otherwise transforming the patterns to accommodate for positional errors
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06V30/19—Recognition using electronic means
- G06V30/192—Recognition using electronic means using simultaneous comparisons or correlations of the image signals with a plurality of references
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Character Input (AREA)
- Character Discrimination (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3625171A GB1399348A (en) | 1971-08-02 | 1971-08-02 | Character recognition apparatus |
| GB3705771 | 1971-08-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4826034A true JPS4826034A (enExample) | 1973-04-05 |
Family
ID=26263045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP47077595A Pending JPS4826034A (enExample) | 1971-08-02 | 1972-08-02 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS4826034A (enExample) |
| DE (1) | DE2237873A1 (enExample) |
| FR (2) | FR2149855A5 (enExample) |
| GB (1) | GB1399348A (enExample) |
| NL (1) | NL171935C (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4087790A (en) * | 1977-08-22 | 1978-05-02 | Recognition Equipment Incorporated | Character presence processor |
| US4665554A (en) * | 1983-07-13 | 1987-05-12 | Machine Vision International Corporation | Apparatus and method for implementing dilation and erosion transformations in digital image processing |
| NL8500172A (nl) * | 1985-01-23 | 1986-08-18 | Philips Nv | Beeldverwerkingsinrichting voor het op echte-tijd basis bewerken en herkennen van tweedimensionale beelden, en beeldverwerkingssysteem bevattende tenminste twee in serie verbondene van zulke beeldverwerkingsinrichtingen. |
| FR2627876B1 (fr) * | 1988-02-25 | 1990-06-15 | Caron Armand | Dispositif de traitement parallele d'informations |
| US6654487B1 (en) * | 2000-03-03 | 2003-11-25 | Charles H. Downs, Jr. | Character recognition, including method and system for processing checks with invalidated MICR lines |
| CN118411590B (zh) * | 2023-08-04 | 2025-02-25 | 内蒙古师范大学 | 基于场景文字检测和识别技术的街面文字图像采集设备 |
-
1971
- 1971-08-02 GB GB3625171A patent/GB1399348A/en not_active Expired
-
1972
- 1972-08-01 NL NLAANVRAGE7210544,A patent/NL171935C/xx not_active IP Right Cessation
- 1972-08-02 FR FR7227911A patent/FR2149855A5/fr not_active Expired
- 1972-08-02 JP JP47077595A patent/JPS4826034A/ja active Pending
- 1972-08-02 DE DE2237873A patent/DE2237873A1/de not_active Withdrawn
- 1972-08-07 FR FR7228443A patent/FR2150330B2/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL171935C (nl) | 1983-06-01 |
| FR2150330A2 (enExample) | 1973-04-06 |
| DE2237873A1 (de) | 1973-03-22 |
| NL171935B (nl) | 1983-01-03 |
| GB1399348A (en) | 1975-07-02 |
| NL7210544A (enExample) | 1973-02-06 |
| FR2149855A5 (enExample) | 1973-03-30 |
| FR2150330B2 (enExample) | 1974-01-04 |