BE642853A - - Google Patents
Info
- Publication number
- BE642853A BE642853A BE642853A BE642853A BE642853A BE 642853 A BE642853 A BE 642853A BE 642853 A BE642853 A BE 642853A BE 642853 A BE642853 A BE 642853A BE 642853 A BE642853 A BE 642853A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/20—Image preprocessing
- G06V10/24—Aligning, centring, orientation detection or correction of the image
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/40—Extraction of image or video features
- G06V10/42—Global feature extraction by analysis of the whole pattern, e.g. using frequency domain transformations or autocorrelation
- G06V10/421—Global feature extraction by analysis of the whole pattern, e.g. using frequency domain transformations or autocorrelation by analysing segments intersecting the pattern
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Character Discrimination (AREA)
- Character Input (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US253911A US3293604A (en) | 1963-01-25 | 1963-01-25 | Character recognition system utilizing asynchronous zoning of characters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE642853A true BE642853A (de) | 1964-05-15 |
Family
ID=22962202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE642853A BE642853A (de) | 1963-01-25 | 1964-01-22 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3293604A (de) |
| BE (1) | BE642853A (de) |
| DE (1) | DE1264118B (de) |
| GB (1) | GB1020647A (de) |
| NL (1) | NL6400562A (de) |
| SE (1) | SE315152B (de) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3569622A (en) * | 1964-06-24 | 1971-03-09 | Burroughs Corp | Signalling circuit for indicating the presence of information |
| DE1214454B (de) * | 1964-11-05 | 1966-04-14 | Standard Elektrik Lorenz Ag | Anordnung zur maschinellen Erkennung von Schriftzeichen |
| US3526876A (en) * | 1965-10-24 | 1970-09-01 | Ibm | Character separation apparatus for character recognition machines |
| US3541511A (en) * | 1966-10-31 | 1970-11-17 | Tokyo Shibaura Electric Co | Apparatus for recognising a pattern |
| US3524166A (en) * | 1966-12-23 | 1970-08-11 | Rca Corp | Character reader |
| JPS5137494B1 (de) * | 1968-01-18 | 1976-10-15 | ||
| US3639903A (en) * | 1968-04-30 | 1972-02-01 | Rimantas Alfonso Nashljunas | Method of and automatic system for recognition of objects by their contour representations |
| US3611290A (en) * | 1968-06-03 | 1971-10-05 | North American Rockwell | Fingerprint minutiae reading device |
| US3613080A (en) * | 1968-11-08 | 1971-10-12 | Scan Data Corp | Character recognition system utilizing feature extraction |
| US3860909A (en) * | 1970-04-16 | 1975-01-14 | Olivetti & Co Spa | Apparatus for recognising graphic symbols |
| US3710322A (en) * | 1971-03-29 | 1973-01-09 | Orbital Syst Inc | Character reader exhibiting on-the-fly recognition techniques |
| BE791992A (fr) * | 1971-11-30 | 1973-03-16 | Licentia Gmbh | Procede de centrage d'un caractere introduit dans le dispositifd'identification d'un appareil de reconnaissance de caracteres et montage permettant la mise en oeuvre de ce procede |
| CN113118474B (zh) * | 2021-03-31 | 2022-05-03 | 常州大谷液压器材有限公司 | 一种免检测的法兰台阶孔加工方法 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2932006A (en) * | 1955-07-21 | 1960-04-05 | Lab For Electronics Inc | Symbol recognition system |
| NL211522A (de) * | 1955-10-20 | 1900-01-01 | ||
| US3072886A (en) * | 1956-04-02 | 1963-01-08 | Ibm | Apparatus for analyzing intelligence manifestations |
| NL228298A (de) * | 1957-04-17 | 1900-01-01 | ||
| DE1090890B (de) * | 1958-10-15 | 1960-10-13 | Standard Elektrik Lorenz Ag | Verfahren und Anordnung zur automatischen Zeichenerkennung |
| NL251259A (de) * | 1959-05-08 | |||
| NL259327A (de) * | 1959-12-23 | |||
| DE1123852B (de) * | 1960-02-18 | 1962-02-15 | Siemens Ag | Verfahren und Anordnung zur Ermittlung der Lage von Schriftzeichen |
| NL131868C (de) * | 1960-05-31 | |||
| BE634806A (de) * | 1960-07-01 | |||
| NL127547C (de) * | 1960-07-26 | |||
| US3210729A (en) * | 1961-12-18 | 1965-10-05 | Ibm | Data display system |
| US3167745A (en) * | 1962-01-15 | 1965-01-26 | Philco Corp | Character identification system employing plural resistor-correlation masks |
| US3142824A (en) * | 1963-10-16 | 1964-07-28 | Control Data Corp | Analog storage circuit |
-
1963
- 1963-01-25 US US253911A patent/US3293604A/en not_active Expired - Lifetime
-
1964
- 1964-01-09 GB GB1037/64A patent/GB1020647A/en not_active Expired
- 1964-01-18 DE DER37009A patent/DE1264118B/de active Pending
- 1964-01-22 BE BE642853A patent/BE642853A/xx unknown
- 1964-01-24 SE SE907/64A patent/SE315152B/xx unknown
- 1964-01-24 NL NL6400562A patent/NL6400562A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1264118B (de) | 1968-03-21 |
| NL6400562A (de) | 1964-07-27 |
| SE315152B (de) | 1969-09-22 |
| US3293604A (en) | 1966-12-20 |
| GB1020647A (en) | 1966-02-23 |