JPH04232575A - 画像内の焦点シフトの局部階層的処理方法 - Google Patents

画像内の焦点シフトの局部階層的処理方法

Info

Publication number
JPH04232575A
JPH04232575A JP3130115A JP13011591A JPH04232575A JP H04232575 A JPH04232575 A JP H04232575A JP 3130115 A JP3130115 A JP 3130115A JP 13011591 A JP13011591 A JP 13011591A JP H04232575 A JPH04232575 A JP H04232575A
Authority
JP
Japan
Prior art keywords
pixel
data
array
level
focus
Prior art date
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.)
Withdrawn
Application number
JP3130115A
Other languages
English (en)
Japanese (ja)
Inventor
James V Mahoney
ジェームス・ブイ・マホーニー
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xerox Corp
Original Assignee
Xerox Corp
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 Xerox Corp filed Critical Xerox Corp
Publication of JPH04232575A publication Critical patent/JPH04232575A/ja
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/20—Image enhancement or restoration using local operators
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • 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
    • 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
    • G06V10/457—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 by analysing connectivity, e.g. edge linking, connected component analysis or slices

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Multimedia (AREA)
  • Image Processing (AREA)
  • Image Input (AREA)
JP3130115A 1990-06-08 1991-06-01 画像内の焦点シフトの局部階層的処理方法 Withdrawn JPH04232575A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US537468 1990-06-08
US07/537,468 US5193125A (en) 1990-06-08 1990-06-08 Local hierarchical processing focus shift within an image

Publications (1)

Publication Number Publication Date
JPH04232575A true JPH04232575A (ja) 1992-08-20

Family

ID=24142766

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3130115A Withdrawn JPH04232575A (ja) 1990-06-08 1991-06-01 画像内の焦点シフトの局部階層的処理方法

Country Status (3)

Country Link
US (1) US5193125A (enExample)
EP (1) EP0460968A2 (enExample)
JP (1) JPH04232575A (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5305395A (en) * 1990-06-08 1994-04-19 Xerox Corporation Exhaustive hierarchical near neighbor operations on an image
US5255354A (en) * 1990-06-08 1993-10-19 Xerox Corporation Comparison of image shapes based on near neighbor data
US5280547A (en) * 1990-06-08 1994-01-18 Xerox Corporation Dense aggregative hierarhical techniques for data analysis
US7181685B2 (en) * 2004-03-24 2007-02-20 Rex Sandwith XML generator for objects with binary branching topology
CN1950843A (zh) * 2004-04-29 2007-04-18 皇家飞利浦电子股份有限公司 图像处理设备和方法
US7293636B2 (en) * 2005-05-02 2007-11-13 Borgwarner Inc. Electronically controlled viscous fan drive having cast channels
FR3008810A1 (fr) * 2013-07-18 2015-01-23 Stantum Procede de determination d'un contour d'au moins une zone sur une surface matricielle
US11200056B2 (en) * 2018-02-08 2021-12-14 Nec Corporation Parallel union control device, parallel union control method, and storage medium

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5022091A (en) * 1990-02-28 1991-06-04 Hughes Aircraft Company Image processing technique

Also Published As

Publication number Publication date
EP0460968A3 (enExample) 1994-04-20
US5193125A (en) 1993-03-09
EP0460968A2 (en) 1991-12-11

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Legal Events

Date Code Title Description
A300 Application deemed to be withdrawn because no request for examination was validly filed

Free format text: JAPANESE INTERMEDIATE CODE: A300

Effective date: 19980903