BE568374A - - Google Patents

Info

Publication number
BE568374A
BE568374A BE568374A BE568374A BE568374A BE 568374 A BE568374 A BE 568374A BE 568374 A BE568374 A BE 568374A BE 568374 A BE568374 A BE 568374A BE 568374 A BE568374 A BE 568374A
Authority
BE
Belgium
Application number
BE568374A
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of BE568374A publication Critical patent/BE568374A/xx

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
    • G11C19/02—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements
    • G11C19/04—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using cores with one aperture or magnetic loop
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/10—Image acquisition
    • 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
    • G06V10/44—Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/88—Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters
    • 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
    • G06V30/144—Image acquisition using a slot moved over the image; using discrete sensing elements at predetermined points; using automatic curve following means
    • 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
    • G06V30/18—Extraction of features or characteristics of the image
    • 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
    • G06V30/18—Extraction of features or characteristics of the image
    • G06V30/184—Extraction of features or characteristics of the image by analysing segments intersecting the pattern
    • 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
    • G06V30/20—Combination of acquisition, preprocessing or recognition functions
    • 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
    • G06V30/22—Character recognition characterised by the type of writing
    • G06V30/224—Character recognition characterised by the type of writing of printed characters having additional code marks or containing code marks
    • 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

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)
  • Tests Of Electronic Circuits (AREA)
  • Shift Register Type Memory (AREA)
BE568374A 1957-04-17 1958-06-06 BE568374A (xx)

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
DE1957ST012466 DE1069917B (de) 1957-04-17 1957-04-17 Verfahren zum maschinellen Erkennen von Zeichen
DEST12467A DE1077904B (de) 1957-04-17 1957-04-17 Verfahren zum Ausrichten bzw. Zentrieren von Zeichen
DEST012648 1957-06-08
DE1957ST012777 DE1075354B (de) 1957-04-17 1957-07-17 Verfahren und Anordnung zur automatischen Erkennung von Zeichen
DEST12800A DE1104241B (de) 1957-04-17 1957-07-24 Verfahren zur Abtastung von Zeichen u. dgl. zwecks automatischer Erkennung
DEST13097A DE1076984B (de) 1957-04-17 1957-10-26 Verfahren und Anordnung zur automatischen Erkennung von Zeichen
DEST13211A DE1077464B (de) 1957-04-17 1957-11-27 Verfahren und Anordnung zum automatischen Erkennen von Zeichen, insbesondere Schriftzeichen
DEST13329A DE1087385B (de) 1957-04-17 1958-01-09 Verfahren und Anordnung zur automatischen Erkennung von Zeichen
DEST13783A DE1198599B (de) 1957-04-17 1958-05-20 Zweidimensionales Schieberegister
DEST13838A DE1121864B (de) 1957-04-17 1958-06-06 Verfahren und Anordnung zum maschinellen Erkennen von Zeichen
DEST14358A DE1116936B (de) 1957-04-17 1959-10-21 Anordnung zur automatischen Erkennung von Zeichen

Publications (1)

Publication Number Publication Date
BE568374A true BE568374A (xx) 1958-12-06

Family

ID=27581509

Family Applications (6)

Application Number Title Priority Date Filing Date
BE566888A BE566888A (xx) 1957-04-17 1958-04-17
BE566889A BE566889A (xx) 1957-04-17 1958-04-17
BE568374A BE568374A (xx) 1957-04-17 1958-06-06
BE569507A BE569507A (xx) 1957-04-17 1958-07-17
BE569689A BE569689A (xx) 1957-04-17 1958-07-24
BE572408A BE572408A (xx) 1957-04-17 1958-10-27

Family Applications Before (2)

Application Number Title Priority Date Filing Date
BE566888A BE566888A (xx) 1957-04-17 1958-04-17
BE566889A BE566889A (xx) 1957-04-17 1958-04-17

Family Applications After (3)

Application Number Title Priority Date Filing Date
BE569507A BE569507A (xx) 1957-04-17 1958-07-17
BE569689A BE569689A (xx) 1957-04-17 1958-07-24
BE572408A BE572408A (xx) 1957-04-17 1958-10-27

Country Status (7)

Country Link
US (5) US3088096A (xx)
BE (6) BE566888A (xx)
CH (10) CH365566A (xx)
DE (11) DE1069917B (xx)
FR (2) FR1205483A (xx)
GB (9) GB825598A (xx)
NL (8) NL232548A (xx)

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DE1123852B (de) * 1960-02-18 1962-02-15 Siemens Ag Verfahren und Anordnung zur Ermittlung der Lage von Schriftzeichen
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US3268864A (en) * 1963-03-18 1966-08-23 Apparatus for feature recognition of symbols
US3247483A (en) * 1963-03-26 1966-04-19 Ibm Character recognition system employing a plurality of spaced serial transducers
US3278900A (en) * 1963-04-01 1966-10-11 Ibm Character recognition system employing pulse time interval measurement
DE1184534B (de) * 1963-04-11 1964-12-31 Siemens Ag Verfahren und Schaltung zur maschinellen Erkennung von Schriftzeichen
DE1192430B (de) * 1963-04-26 1965-05-06 Siemens Ag Verfahren und Schaltungsanordnung zur Abtastung eines Aufzeichnungstraegers
DE1263362B (de) * 1963-05-30 1968-03-14 Kabushiki Kaisha Hitachi Seisakusho, Marunouchi, Chiyoda-Ku, Tokio (Japan) Verfahren zum maschinellen Erkennen von Zeichen und Einrichtung zur Durchführung dieses Verfahrens
US3249766A (en) * 1963-08-23 1966-05-03 Martin Marietta Corp Shift registers employing tunnel diodes and particular gating means
US3446950A (en) * 1963-12-31 1969-05-27 Ibm Adaptive categorizer
US3303468A (en) * 1964-03-02 1967-02-07 Ncr Co Character recognition system employing a sensing device with a photosensitive surface
US3525981A (en) * 1964-07-31 1970-08-25 Hitachi Ltd Method and system for detection of pattern features
US3358155A (en) * 1964-10-30 1967-12-12 Tektronix Inc Gating circuit having gating oscillator with internal time delay
GB1127361A (en) * 1965-01-30 1968-09-18 Emi Ltd Improvements relating to pattern recognition devices
US3509533A (en) * 1965-06-07 1970-04-28 Recognition Equipment Inc Digital-analog optical character recognition
FR1483569A (xx) * 1965-06-22 1967-09-06
US3508031A (en) * 1965-08-23 1970-04-21 Ind Instrumentations Inc Control system employing card having conductive inserts
US3479642A (en) * 1966-02-21 1969-11-18 Ibm Threshold system
DE1623566A1 (de) * 1966-03-11 1971-01-14 Schneider Feinwerktechnik Jos Faseroptisches Koordinatenmessgeraet
GB1153316A (en) * 1966-08-30 1969-05-29 Agfa Gevaert Nv Improved Magnetic Recording Material
US3593283A (en) * 1966-09-19 1971-07-13 Hitachi Ltd Feature-extracting system for pattern-recognition apparatus and the like
US3613080A (en) * 1968-11-08 1971-10-12 Scan Data Corp Character recognition system utilizing feature extraction
GB1262080A (en) * 1968-11-30 1972-02-02 Int Computers Ltd Improvements in or relating to character recognition apparatus
FR1599243A (xx) * 1968-12-12 1970-07-15
US3651462A (en) * 1970-07-20 1972-03-21 Ibm Single scan character registration
US3713096A (en) * 1971-03-31 1973-01-23 Ibm Shift register interconnection of data processing system
JPS5121529B1 (xx) * 1971-07-23 1976-07-03
US3784982A (en) * 1971-08-16 1974-01-08 Isotec Inc Electro-optical handwritten character reader
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US3879707A (en) * 1972-12-20 1975-04-22 Ibm Character recognition system for bar coded characters
US3859633A (en) * 1973-06-29 1975-01-07 Ibm Minutiae recognition system
US3964021A (en) * 1973-07-27 1976-06-15 Visionetics Limited Partnership Preprocessing system and method for pattern enhancement
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US4308523A (en) * 1980-02-04 1981-12-29 Compuscan, Incorporated Apparatus and method for character recognition
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CN113920497B (zh) * 2021-12-07 2022-04-08 广东电网有限责任公司东莞供电局 一种铭牌识别模型的训练、铭牌的识别方法及相关装置

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Also Published As

Publication number Publication date
BE569507A (xx) 1959-01-17
GB858374A (en) 1961-01-11
GB830028A (en) 1960-03-09
US3088096A (en) 1963-04-30
DE1076984B (de) 1960-03-03
CH363829A (de) 1962-08-15
GB825598A (en) 1959-12-16
CH376693A (de) 1964-04-15
NL228298A (xx) 1900-01-01
US3136976A (en) 1964-06-09
DE1075354B (de) 1960-02-11
CH379576A (de) 1964-07-15
US3069079A (en) 1962-12-18
CH379815A (de) 1964-07-15
NL226945A (xx) 1900-01-01
DE1065198B (de) 1959-09-10
BE572408A (xx) 1959-04-27
NL232548A (xx) 1900-01-01
GB871162A (en) 1961-06-21
DE1116936B (de) 1961-11-09
CH368957A (de) 1963-04-30
DE1077904B (de) 1960-03-17
CH372865A (de) 1963-10-31
DE1077464B (de) 1960-03-10
GB832326A (en) 1960-04-06
CH366163A (de) 1962-12-15
CH365566A (de) 1962-11-15
DE1104241B (de) 1961-04-06
DE1069917B (de) 1959-11-26
GB825597A (en) 1959-12-16
US3104368A (en) 1963-09-17
FR1205483A (fr) 1960-02-03
NL235003A (xx) 1900-01-01
NL233689A (xx) 1900-01-01
NL226946A (xx) 1900-01-01
GB878931A (en) 1961-10-04
DE1087385B (de) 1960-08-18
CH362871A (de) 1962-06-30
FR75045E (fr) 1961-02-13
DE1198599B (de) 1965-08-12
US3066224A (en) 1962-11-27
DE1121864B (de) 1962-01-11
GB852665A (en) 1960-10-26
NL229663A (xx) 1900-01-01
CH365568A (de) 1962-11-15
BE566888A (xx) 1958-10-17
BE569689A (xx) 1959-01-24
BE566889A (xx) 1958-10-17
NL229873A (xx) 1900-01-01
GB871163A (en) 1961-06-21

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