FR2155304A5 - - Google Patents
Info
- Publication number
- FR2155304A5 FR2155304A5 FR7233417A FR7233417A FR2155304A5 FR 2155304 A5 FR2155304 A5 FR 2155304A5 FR 7233417 A FR7233417 A FR 7233417A FR 7233417 A FR7233417 A FR 7233417A FR 2155304 A5 FR2155304 A5 FR 2155304A5
- Authority
- FR
- France
- 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
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/20—Image preprocessing
-
- 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
- G06V30/18—Extraction of features or characteristics of the image
- G06V30/186—Extraction of features or characteristics of the image by deriving mathematical or geometrical properties from the whole image
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Mathematical Analysis (AREA)
- Pure & Applied Mathematics (AREA)
- Mathematical Physics (AREA)
- Mathematical Optimization (AREA)
- Algebra (AREA)
- Image Analysis (AREA)
- Character Input (AREA)
- Image Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2148152A DE2148152C3 (de) | 1971-09-27 | 1971-09-27 | Verfahren und Schaltungsanordnung zum automatischen Erkennen von Schriftzeichen mit Hilfe einer translationsinvarianten Klassifikationsmatrix |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2155304A5 true FR2155304A5 (forum.php) | 1973-05-18 |
Family
ID=5820663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7233417A Expired FR2155304A5 (forum.php) | 1971-09-27 | 1972-09-21 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3815090A (forum.php) |
| BE (1) | BE789353A (forum.php) |
| DE (1) | DE2148152C3 (forum.php) |
| FR (1) | FR2155304A5 (forum.php) |
| GB (1) | GB1383061A (forum.php) |
| IT (1) | IT967862B (forum.php) |
| LU (1) | LU66152A1 (forum.php) |
| NL (1) | NL7213090A (forum.php) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3969699A (en) * | 1975-04-11 | 1976-07-13 | Honeywell Inc. | Image dissector with many apertures for Hadamard encoding |
| US3982227A (en) * | 1975-06-02 | 1976-09-21 | General Electric Company | Pattern recognition machine for analyzing line orientation |
| US4072928A (en) * | 1975-10-10 | 1978-02-07 | Sangamo Weston, Inc. | Industrial system for inspecting and identifying workpieces |
| JPS6016673B2 (ja) * | 1978-12-25 | 1985-04-26 | 川崎重工業株式会社 | サ−ボ系における被検体認識装置 |
| EP0033533A3 (en) * | 1980-02-04 | 1982-09-01 | Transaction Sciences Corporation | Methods and apparatus for the automatic classification of patterns |
| US4615619A (en) * | 1984-03-19 | 1986-10-07 | D.O.M. Associates, Inc. | Stationary, electrically alterable, optical masking device and spectroscopic apparatus employing same |
| US4750834A (en) * | 1986-01-07 | 1988-06-14 | D.O.M. Associates, Inc. | Interferometer including stationary, electrically alterable optical masking device |
| US4856897A (en) * | 1987-08-14 | 1989-08-15 | D.O.M. Associates, Inc. | Raman spectrometer having Hadamard electrooptical mask and diode detector |
| AU6702294A (en) * | 1993-05-10 | 1994-12-12 | Motorola, Inc. | Method and apparatus for receiving and processing compressed image data for presentation by an active-addressed display |
| US5828066A (en) * | 1996-07-02 | 1998-10-27 | Messerschmidt; Robert G. | Multisource infrared spectrometer |
| CN110059719B (zh) * | 2019-03-18 | 2022-08-09 | 西北工业大学 | 一种基于沃尔什变换的图像矩的目标识别方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1250166B (de) * | 1962-05-21 | 1967-09-14 | International Business Machines Corporation Armonk, NY (V St A) | Vorrichtung zur maschinellen Zeichen erkennung |
| US3341814A (en) * | 1962-07-11 | 1967-09-12 | Burroughs Corp | Character recognition |
| US3705981A (en) * | 1970-10-05 | 1972-12-12 | Itt | Sequency filters based on walsh functions for signals with two space variables |
-
0
- BE BE789353D patent/BE789353A/xx unknown
-
1971
- 1971-09-27 DE DE2148152A patent/DE2148152C3/de not_active Expired
-
1972
- 1972-09-21 FR FR7233417A patent/FR2155304A5/fr not_active Expired
- 1972-09-25 LU LU66152A patent/LU66152A1/xx unknown
- 1972-09-26 IT IT29670/72A patent/IT967862B/it active
- 1972-09-26 US US00292288A patent/US3815090A/en not_active Expired - Lifetime
- 1972-09-27 GB GB4464372A patent/GB1383061A/en not_active Expired
- 1972-09-27 NL NL7213090A patent/NL7213090A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| LU66152A1 (forum.php) | 1973-04-02 |
| DE2148152C3 (de) | 1975-12-18 |
| BE789353A (fr) | 1973-03-27 |
| US3815090A (en) | 1974-06-04 |
| NL7213090A (forum.php) | 1973-03-29 |
| GB1383061A (en) | 1975-02-05 |
| DE2148152B2 (de) | 1975-05-07 |
| IT967862B (it) | 1974-03-11 |
| DE2148152A1 (de) | 1973-04-05 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |