IT8467404A0 - Procedimento ed apparecchiatura per effettuare su una immagine una ricerca di forme prefissate - Google Patents

Procedimento ed apparecchiatura per effettuare su una immagine una ricerca di forme prefissate

Info

Publication number
IT8467404A0
IT8467404A0 IT8467404A IT6740484A IT8467404A0 IT 8467404 A0 IT8467404 A0 IT 8467404A0 IT 8467404 A IT8467404 A IT 8467404A IT 6740484 A IT6740484 A IT 6740484A IT 8467404 A0 IT8467404 A0 IT 8467404A0
Authority
IT
Italy
Prior art keywords
prefixed
search
shapes
procedure
image
Prior art date
Application number
IT8467404A
Other languages
English (en)
Other versions
IT8467404A1 (it
IT1178924B (it
Inventor
Giorgio Musso
Original Assignee
Elsag
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 by Elsag filed Critical Elsag
Priority to IT67404/84A priority Critical patent/IT1178924B/it
Publication of IT8467404A0 publication Critical patent/IT8467404A0/it
Priority to US06/724,244 priority patent/US4696049A/en
Publication of IT8467404A1 publication Critical patent/IT8467404A1/it
Application granted granted Critical
Publication of IT1178924B publication Critical patent/IT1178924B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C3/00—Sorting according to destination
    • B07C3/10—Apparatus characterised by the means used for detection ofthe destination
    • B07C3/14—Apparatus characterised by the means used for detection ofthe destination using light-responsive detecting means
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Image Analysis (AREA)
  • Character Input (AREA)
IT67404/84A 1984-04-20 1984-04-20 Procedimento ed apparechiatura per effetuare su una immagine una ricerca di forme prefissate IT1178924B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT67404/84A IT1178924B (it) 1984-04-20 1984-04-20 Procedimento ed apparechiatura per effetuare su una immagine una ricerca di forme prefissate
US06/724,244 US4696049A (en) 1984-04-20 1985-04-17 Image scanning process and unit for detecting set forms

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67404/84A IT1178924B (it) 1984-04-20 1984-04-20 Procedimento ed apparechiatura per effetuare su una immagine una ricerca di forme prefissate

Publications (3)

Publication Number Publication Date
IT8467404A0 true IT8467404A0 (it) 1984-04-20
IT8467404A1 IT8467404A1 (it) 1985-10-20
IT1178924B IT1178924B (it) 1987-09-16

Family

ID=11302109

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67404/84A IT1178924B (it) 1984-04-20 1984-04-20 Procedimento ed apparechiatura per effetuare su una immagine una ricerca di forme prefissate

Country Status (2)

Country Link
US (1) US4696049A (it)
IT (1) IT1178924B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5050097A (en) * 1986-05-31 1991-09-17 Kabushiki Kaisha Toshiba Boundary detector and graphic processing system incorporating the same
US4988852A (en) * 1988-07-05 1991-01-29 Teknekron Transportation Systems, Inc. Bar code reader
EP0764307B1 (en) * 1994-06-07 1998-08-12 United Parcel Service Of America, Inc. Method and apparatus for decoding two-dimensional symbols in the spatial domain
US5515447A (en) * 1994-06-07 1996-05-07 United Parcel Service Of America, Inc. Method and apparatus for locating an acquisition target in two-dimensional images by detecting symmetry in two different directions

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4115803A (en) * 1975-05-23 1978-09-19 Bausch & Lomb Incorporated Image analysis measurement apparatus and methods
US4428077A (en) * 1979-09-03 1984-01-24 Hitachi, Ltd. Line recognition method
JPS5930179A (ja) * 1982-08-10 1984-02-17 Agency Of Ind Science & Technol パタ−ンの線分近似方式

Also Published As

Publication number Publication date
IT8467404A1 (it) 1985-10-20
IT1178924B (it) 1987-09-16
US4696049A (en) 1987-09-22

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19990429