NL234579A - - Google Patents
Info
- Publication number
- NL234579A NL234579A NL234579DA NL234579A NL 234579 A NL234579 A NL 234579A NL 234579D A NL234579D A NL 234579DA NL 234579 A NL234579 A NL 234579A
- Authority
- NL
- Netherlands
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
- G06V30/14—Image acquisition
- G06V30/146—Aligning or centring of the image pick-up or image-field
-
- 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
- G06V30/19—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
-
- 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
- G06V30/19—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; 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
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US706087A US3105956A (en) | 1957-12-30 | 1957-12-30 | Character recognition system |
| US289913A US3247485A (en) | 1957-12-30 | 1963-06-24 | Character recognition system |
| US289912A US3247484A (en) | 1957-12-30 | 1963-06-24 | Character recognition system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL234579A true NL234579A (xx) | 1900-01-01 |
Family
ID=27403941
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL134127D NL134127C (xx) | 1957-12-30 | ||
| NL234579D NL234579A (xx) | 1957-12-30 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL134127D NL134127C (xx) | 1957-12-30 |
Country Status (5)
| Country | Link |
|---|---|
| US (2) | US3247484A (xx) |
| DE (1) | DE1255362B (xx) |
| FR (1) | FR1222530A (xx) |
| GB (1) | GB880785A (xx) |
| NL (2) | NL234579A (xx) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE587299A (xx) * | 1957-05-17 | |||
| US3947817A (en) * | 1974-01-07 | 1976-03-30 | Recognition Equipment Incorporated | Hand operated optical character recognition wand |
| DE2534224C2 (de) * | 1975-07-31 | 1983-07-14 | Pietzsch, Ludwig, Dr.-Ing., 7500 Karlsruhe | Verfahren zum Identifizieren eines Werkstückes und Vorrichtung zum Durchführen des Verfahrens |
| CN109871748A (zh) * | 2018-12-28 | 2019-06-11 | 上海工程技术大学 | 一种用于地铁电路图的智能识别装置 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL215745A (xx) * | 1956-03-29 | |||
| US3105956A (en) * | 1957-12-30 | 1963-10-01 | Ibm | Character recognition system |
| NL131868C (xx) * | 1960-05-31 | |||
| US3164805A (en) * | 1960-08-19 | 1965-01-05 | Control Data Corp | Sequential scan system having parallel to serial conversion |
| US3104370A (en) * | 1960-12-15 | 1963-09-17 | Rabinow Engineering Co Inc | Recognition systems using assertions and negations |
| US3164806A (en) * | 1961-11-30 | 1965-01-05 | Control Data Corp | Continuous register reading machine |
| US3142824A (en) * | 1963-10-16 | 1964-07-28 | Control Data Corp | Analog storage circuit |
-
0
- NL NL134127D patent/NL134127C/xx active
- NL NL234579D patent/NL234579A/xx unknown
-
1958
- 1958-12-12 FR FR781492A patent/FR1222530A/fr not_active Expired
- 1958-12-24 DE DEI15822A patent/DE1255362B/de active Pending
- 1958-12-30 GB GB42088/58A patent/GB880785A/en not_active Expired
-
1963
- 1963-06-24 US US289912A patent/US3247484A/en not_active Expired - Lifetime
- 1963-06-24 US US289913A patent/US3247485A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB880785A (en) | 1961-10-25 |
| DE1255362B (de) | 1967-11-30 |
| FR1222530A (fr) | 1960-06-10 |
| NL134127C (xx) | 1900-01-01 |
| US3247485A (en) | 1966-04-19 |
| US3247484A (en) | 1966-04-19 |