JP2000512012A - 三次元形状の表示を得る方法とシステム - Google Patents
三次元形状の表示を得る方法とシステムInfo
- Publication number
- JP2000512012A JP2000512012A JP10501003A JP50100398A JP2000512012A JP 2000512012 A JP2000512012 A JP 2000512012A JP 10501003 A JP10501003 A JP 10501003A JP 50100398 A JP50100398 A JP 50100398A JP 2000512012 A JP2000512012 A JP 2000512012A
- Authority
- JP
- Japan
- Prior art keywords
- pattern
- scene
- image
- lines
- shape
- 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
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
- G01B11/25—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
- G01B11/2513—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object with several lines being projected in more than one direction, e.g. grids, patterns
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/50—Depth or shape recovery
- G06T7/521—Depth or shape recovery from laser ranging, e.g. using interferometry; from the projection of structured light
-
- 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
- G06V10/12—Details of acquisition arrangements; Constructional details thereof
- G06V10/14—Optical characteristics of the device performing the acquisition or on the illumination arrangements
- G06V10/145—Illumination specially adapted for pattern recognition, e.g. using gratings
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Artificial Intelligence (AREA)
- Optics & Photonics (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Image Processing (AREA)
- Photoreceptors In Electrophotography (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Manipulator (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. 光景の三次元的形状又はイメージを得る方法において、線群からなる所 定のパターンを前記光景に投影して、前記パターンの線群及び/又は前記パター ンの線群の交差点間の相対的距離に基づいて、前記形状を得ることを特徴とする 方法。 2. 前記パターンは相互に直交する線群からなる格子であることを特徴とす る請求項1に記載の方法。 3. 前記パターンの前記線群が前記投影されたイメージから抽出されること を特徴とする請求項1又は2に記載の方法。 4. 前記投影された相互に直交する線群の前記交差点が抽出され、数字表示 のようなラベルが付されることを特徴とする請求項2又は3に記載の方法。 5. 前記交差点は画素の寸法よりも高い精度で規定されることを特徴とする 請求項2乃至4の何れか1項に記載の方法。 6. 前記光景の表面質感が抽出されることを特徴とする請求項1乃至5の何 れか1項に記載の方法。 7. 光景の三次元的形状又はイメージを得るシステムにおいて、 − 前記光景に線パターンを投影するパターン発生器と、 − 少なくとも1つの前記光景を記録するカメラと、 − 前記光景の形状を確定する演算手段と、 をそれぞれ具備することを特徴とするシステム。 8. 既知の形状を有する補正用の対象物が設けられることを特徴とする請求 項7に記載のシステム。 9. 請求項1乃至6の何れか1項に記載の方法及び/又は請求項7又は8に 記載のシステムによって得られるイメージ。 10. 本明細書及び/又は図面に実質的に記載されている方法及び/又はシ ステム。 11. 光景の三次元的形状又はイメージを得る方法において、線群からなる パターンを前記光景に投影し、前記光景の表面質感を抽出することを特徴とする 方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP96201643.2 | 1996-06-13 | ||
EP96201643 | 1996-06-13 | ||
PCT/BE1997/000070 WO1997047942A1 (en) | 1996-06-13 | 1997-06-12 | Method and system for acquiring a three-dimensional shape description |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2000512012A true JP2000512012A (ja) | 2000-09-12 |
Family
ID=8224076
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10501003A Ceased JP2000512012A (ja) | 1996-06-13 | 1997-06-12 | 三次元形状の表示を得る方法とシステム |
Country Status (12)
Country | Link |
---|---|
US (1) | US6510244B2 (ja) |
EP (1) | EP1009969B1 (ja) |
JP (1) | JP2000512012A (ja) |
KR (1) | KR20000016663A (ja) |
AT (1) | ATE253721T1 (ja) |
AU (1) | AU712090B2 (ja) |
BR (1) | BR9709679A (ja) |
CA (1) | CA2256587A1 (ja) |
DE (1) | DE69726025T2 (ja) |
IL (1) | IL127534A (ja) |
NO (1) | NO985746L (ja) |
WO (1) | WO1997047942A1 (ja) |
Cited By (5)
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WO2009150799A1 (ja) * | 2008-06-13 | 2009-12-17 | 有限会社テクノドリーム二十一 | 画像処理装置、画像処理方法およびプログラム |
JP2010504522A (ja) * | 2006-09-21 | 2010-02-12 | トムソン ライセンシング | 3次元モデル取得のための方法及びシステム |
JP2011521204A (ja) * | 2008-03-25 | 2011-07-21 | テールズ | 電磁波及び/又は弾性波にさらされたオブジェクトの三次元合成再構成の方法 |
JP2014534428A (ja) * | 2011-11-23 | 2014-12-18 | クレアフォーム・インコーポレイテッドCreaform Inc. | 空間コード化スライド画像に対するパターンのアライメント方法およびシステム |
EP3671538A1 (en) | 2018-12-21 | 2020-06-24 | Fujitsu Limited | Biometric authentication apparatus and biometric authentication method |
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1997
- 1997-06-12 EP EP97925795A patent/EP1009969B1/en not_active Expired - Lifetime
- 1997-06-12 IL IL12753497A patent/IL127534A/xx not_active IP Right Cessation
- 1997-06-12 WO PCT/BE1997/000070 patent/WO1997047942A1/en not_active Application Discontinuation
- 1997-06-12 US US09/202,184 patent/US6510244B2/en not_active Expired - Fee Related
- 1997-06-12 AT AT97925795T patent/ATE253721T1/de not_active IP Right Cessation
- 1997-06-12 KR KR1019980710262A patent/KR20000016663A/ko not_active Application Discontinuation
- 1997-06-12 AU AU30852/97A patent/AU712090B2/en not_active Ceased
- 1997-06-12 BR BR9709679-2A patent/BR9709679A/pt not_active IP Right Cessation
- 1997-06-12 CA CA002256587A patent/CA2256587A1/en not_active Abandoned
- 1997-06-12 DE DE69726025T patent/DE69726025T2/de not_active Expired - Lifetime
- 1997-06-12 JP JP10501003A patent/JP2000512012A/ja not_active Ceased
-
1998
- 1998-12-08 NO NO985746A patent/NO985746L/no not_active Application Discontinuation
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010504522A (ja) * | 2006-09-21 | 2010-02-12 | トムソン ライセンシング | 3次元モデル取得のための方法及びシステム |
JP2011521204A (ja) * | 2008-03-25 | 2011-07-21 | テールズ | 電磁波及び/又は弾性波にさらされたオブジェクトの三次元合成再構成の方法 |
WO2009150799A1 (ja) * | 2008-06-13 | 2009-12-17 | 有限会社テクノドリーム二十一 | 画像処理装置、画像処理方法およびプログラム |
JP2009300277A (ja) * | 2008-06-13 | 2009-12-24 | Saitama Univ | 画像処理装置、画像処理方法およびプログラム |
US8837812B2 (en) | 2008-06-13 | 2014-09-16 | Techno Dream 21 Co., Ltd. | Image processing device, image processing method, and program |
JP2014534428A (ja) * | 2011-11-23 | 2014-12-18 | クレアフォーム・インコーポレイテッドCreaform Inc. | 空間コード化スライド画像に対するパターンのアライメント方法およびシステム |
EP3671538A1 (en) | 2018-12-21 | 2020-06-24 | Fujitsu Limited | Biometric authentication apparatus and biometric authentication method |
US11216679B2 (en) | 2018-12-21 | 2022-01-04 | Fujitsu Liimited | Biometric authentication apparatus and biometric authentication method |
Also Published As
Publication number | Publication date |
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AU712090B2 (en) | 1999-10-28 |
BR9709679A (pt) | 2000-01-11 |
EP1009969B1 (en) | 2003-11-05 |
US20020057832A1 (en) | 2002-05-16 |
ATE253721T1 (de) | 2003-11-15 |
NO985746L (no) | 1999-02-12 |
DE69726025D1 (de) | 2003-12-11 |
CA2256587A1 (en) | 1997-12-18 |
AU3085297A (en) | 1998-01-07 |
IL127534A (en) | 2001-08-26 |
KR20000016663A (ko) | 2000-03-25 |
WO1997047942A1 (en) | 1997-12-18 |
NO985746D0 (no) | 1998-12-08 |
IL127534A0 (en) | 1999-10-28 |
US6510244B2 (en) | 2003-01-21 |
DE69726025T2 (de) | 2004-09-16 |
EP1009969A1 (en) | 2000-06-21 |
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