WO2003025841B1 - Localisation d'un anneau - Google Patents
Localisation d'un anneauInfo
- Publication number
- WO2003025841B1 WO2003025841B1 PCT/FR2002/003136 FR0203136W WO03025841B1 WO 2003025841 B1 WO2003025841 B1 WO 2003025841B1 FR 0203136 W FR0203136 W FR 0203136W WO 03025841 B1 WO03025841 B1 WO 03025841B1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- size
- image
- grid
- circle
- potential
- 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.)
- Ceased
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/70—Determining position or orientation of objects or cameras
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/60—Analysis of geometric attributes
- G06T7/66—Analysis of geometric attributes of image moments or centre of gravity
-
- 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
- G06V10/48—Extraction of image or video features by mapping characteristic values of the pattern into a parameter space, e.g. Hough transformation
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/16—Human faces, e.g. facial parts, sketches or expressions
- G06V40/168—Feature extraction; Face representation
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/18—Eye characteristics, e.g. of the iris
- G06V40/19—Sensors therefor
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30004—Biomedical image processing
- G06T2207/30041—Eye; Retina; Ophthalmic
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Multimedia (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Human Computer Interaction (AREA)
- General Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Ophthalmology & Optometry (AREA)
- Geometry (AREA)
- Image Analysis (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Collating Specific Patterns (AREA)
Abstract
Claims
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003529394A JP2005503619A (ja) | 2001-09-14 | 2002-09-13 | リング位置の特定方法 |
| US10/489,544 US7416302B2 (en) | 2001-09-14 | 2002-09-13 | Ring location |
| EP02785500A EP1428170A1 (fr) | 2001-09-14 | 2002-09-13 | Localisation d'un anneau |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR01/11925 | 2001-09-14 | ||
| FR0111925 | 2001-09-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| WO2003025841A1 WO2003025841A1 (fr) | 2003-03-27 |
| WO2003025841B1 true WO2003025841B1 (fr) | 2003-10-09 |
Family
ID=8867300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/FR2002/003136 Ceased WO2003025841A1 (fr) | 2001-09-14 | 2002-09-13 | Localisation d'un anneau |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US7416302B2 (fr) |
| EP (1) | EP1428170A1 (fr) |
| JP (1) | JP2005503619A (fr) |
| WO (1) | WO2003025841A1 (fr) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101027678B (zh) * | 2004-06-21 | 2011-09-21 | 谷歌公司 | 基于单个图像的多生物统计系统及方法 |
| JP4599110B2 (ja) * | 2004-07-30 | 2010-12-15 | キヤノン株式会社 | 画像処理装置及びその方法、撮像装置、プログラム |
| US20060061599A1 (en) * | 2004-09-17 | 2006-03-23 | Matsushita Electric Industrial Co., Ltd. | Method and apparatus for automatic image orientation normalization |
| JP2006338236A (ja) * | 2005-06-01 | 2006-12-14 | Matsushita Electric Ind Co Ltd | 眼画像撮影装置およびそれを用いた認証装置 |
| US8170293B2 (en) * | 2006-09-15 | 2012-05-01 | Identix Incorporated | Multimodal ocular biometric system and methods |
| US8320670B1 (en) * | 2008-08-29 | 2012-11-27 | Adobe Systems Incorporated | Hough transform method for linear ribbon and circular ring detection in the gradient domain |
| JP5365214B2 (ja) * | 2009-01-22 | 2013-12-11 | 日本電気株式会社 | 画像処理装置、生体認証装置、画像処理方法及びプログラム |
| US8265364B2 (en) * | 2010-02-05 | 2012-09-11 | Alcon Lensx, Inc. | Gradient search integrated with local imaging in laser surgical systems |
| AU2015203781B2 (en) * | 2010-02-05 | 2017-04-13 | Alcon Inc. | Gradient search integrated with local imaging in laser surgical systems |
| JP2016028669A (ja) * | 2014-07-23 | 2016-03-03 | 株式会社Jvcケンウッド | 瞳孔検出装置、および瞳孔検出方法 |
| CN110363135B (zh) * | 2019-07-10 | 2022-09-27 | 广州市百果园信息技术有限公司 | 人眼闭合程度的确定方法、眼睛控制方法和装置 |
| CN111223067B (zh) * | 2020-02-21 | 2023-05-26 | 成都工业学院 | 一种用于桥梁锚具圆孔加工的自动对位方法 |
| CN111739006B (zh) * | 2020-06-22 | 2021-07-13 | 深圳企业云科技股份有限公司 | 一种基于围道积分的椭圆图像检测算法及系统 |
| CN115486811B (zh) * | 2022-08-31 | 2023-07-21 | 广东旭宇光电有限公司 | 保护儿童眼睛的照明方法、装置、设备及存储介质 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4641349A (en) * | 1985-02-20 | 1987-02-03 | Leonard Flom | Iris recognition system |
| US5016282A (en) * | 1988-07-14 | 1991-05-14 | Atr Communication Systems Research Laboratories | Eye tracking image pickup apparatus for separating noise from feature portions |
| US5291560A (en) | 1991-07-15 | 1994-03-01 | Iri Scan Incorporated | Biometric personal identification system based on iris analysis |
-
2002
- 2002-09-13 WO PCT/FR2002/003136 patent/WO2003025841A1/fr not_active Ceased
- 2002-09-13 JP JP2003529394A patent/JP2005503619A/ja not_active Withdrawn
- 2002-09-13 US US10/489,544 patent/US7416302B2/en not_active Expired - Lifetime
- 2002-09-13 EP EP02785500A patent/EP1428170A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| US7416302B2 (en) | 2008-08-26 |
| US20040252865A1 (en) | 2004-12-16 |
| JP2005503619A (ja) | 2005-02-03 |
| EP1428170A1 (fr) | 2004-06-16 |
| WO2003025841A1 (fr) | 2003-03-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2003025841B1 (fr) | Localisation d'un anneau | |
| CN1200401C (zh) | 交通标志装置 | |
| BRPI0415152A (pt) | dispositivo e método para o processamento de pelo menos dois valores de entrada | |
| JP3476746B2 (ja) | 自転車用ホークステムの支持構造 | |
| DE60309412D1 (de) | Verfahren zum Bestimmen des Kippwinkels und Ortung eines Dokumentes in einem abgetasteten Bild | |
| EP1734476A4 (fr) | Dispositif et méthode d'analyse de la vue de la route | |
| TNSN06060A1 (fr) | Module et bloc de decantation lamellaire a plaques pouvant etre verticales | |
| US11420706B2 (en) | Stem and bicycle | |
| CN1131917C (zh) | 栏杆安装装置 | |
| WO2018212519A3 (fr) | Dispositif à colonnes de résine échangeuse d'ions et procédé pour faire fonctionner ce dispositif | |
| US20060065881A1 (en) | Gdl | |
| EP1657145A3 (fr) | Support de stationnement pour véhicules à deux roues | |
| CN216761598U (zh) | 一种助力单车 | |
| CN1765588A (zh) | 工具组 | |
| AU769254B2 (en) | Tension adjustment device for a chain saw | |
| JP2003301418A (ja) | 衝撃吸収用ロープ材の把持装置及び把持方法 | |
| Alnimee | The protection of archeological sites in the United Arab Emirates law | |
| KR100222047B1 (ko) | 복호화된 영상 데이터의 보간방법 | |
| IE64435B1 (en) | A fingerpost sign | |
| US7895923B2 (en) | Wrench with reinforced hollow handle | |
| JP4986957B2 (ja) | 画像補正装置 | |
| CN2486254Y (zh) | 一种可使基座作角度变化的精工机 | |
| CN2683320Y (zh) | 改良结构的扳手 | |
| FR2418890A1 (fr) | Ensemble formant frein a disque perfectionne | |
| JP5038926B2 (ja) | フェンス及びフェンス構造 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| AK | Designated states |
Kind code of ref document: A1 Designated state(s): JP |
|
| AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FR GB GR IE IT LU MC NL PT SE SK TR |
|
| 121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
| WWE | Wipo information: entry into national phase |
Ref document number: 2003529394 Country of ref document: JP Ref document number: 10489544 Country of ref document: US |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 2002785500 Country of ref document: EP |
|
| WWP | Wipo information: published in national office |
Ref document number: 2002785500 Country of ref document: EP |