DE602006006888D1 - Methode für die bestimmung der richtung der hauptlichtquelle im bild - Google Patents

Methode für die bestimmung der richtung der hauptlichtquelle im bild

Info

Publication number
DE602006006888D1
DE602006006888D1 DE602006006888T DE602006006888T DE602006006888D1 DE 602006006888 D1 DE602006006888 D1 DE 602006006888D1 DE 602006006888 T DE602006006888 T DE 602006006888T DE 602006006888 T DE602006006888 T DE 602006006888T DE 602006006888 D1 DE602006006888 D1 DE 602006006888D1
Authority
DE
Germany
Prior art keywords
picture
determining
light source
main light
main
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.)
Active
Application number
DE602006006888T
Other languages
English (en)
Inventor
Baback Moghaddam
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of DE602006006888D1 publication Critical patent/DE602006006888D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06V40/169—Holistic features and representations, i.e. based on the facial image taken as a whole
    • 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
    • G06V10/60—Extraction of image or video features relating to illumination properties, e.g. using a reflectance or lighting model

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Software Systems (AREA)
  • Image Processing (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Collating Specific Patterns (AREA)
DE602006006888T 2005-02-14 2006-02-06 Methode für die bestimmung der richtung der hauptlichtquelle im bild Active DE602006006888D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/057,828 US7324688B2 (en) 2005-02-14 2005-02-14 Face relighting for normalization of directional lighting
PCT/JP2006/302398 WO2006085629A2 (en) 2005-02-14 2006-02-06 Method for determining direction of principal light source in image

Publications (1)

Publication Number Publication Date
DE602006006888D1 true DE602006006888D1 (de) 2009-07-02

Family

ID=36649046

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006006888T Active DE602006006888D1 (de) 2005-02-14 2006-02-06 Methode für die bestimmung der richtung der hauptlichtquelle im bild

Country Status (6)

Country Link
US (1) US7324688B2 (de)
EP (1) EP1776656B1 (de)
JP (1) JP4718491B2 (de)
CN (1) CN100555309C (de)
DE (1) DE602006006888D1 (de)
WO (1) WO2006085629A2 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7227977B1 (en) * 2003-01-10 2007-06-05 L-I Identity Solutions, Inc. Lighting correction for the outdoor environment with extension to the self adjusting algorithm for general lighting conditions
US20110102553A1 (en) * 2007-02-28 2011-05-05 Tessera Technologies Ireland Limited Enhanced real-time face models from stereo imaging
WO2008085815A1 (en) * 2007-01-05 2008-07-17 Objectvideo, Inc. Video-based sensing for lighting controls
DE602008001607D1 (de) 2007-02-28 2010-08-05 Fotonation Vision Ltd Trennung der direktionalen beleuchtungsvariabilität in der statistischen gesichtsmodellierung auf basis von texturraumzerlegungen
US8009880B2 (en) * 2007-05-11 2011-08-30 Microsoft Corporation Recovering parameters from a sub-optimal image
US20090172756A1 (en) * 2007-12-31 2009-07-02 Motorola, Inc. Lighting analysis and recommender system for video telephony
US8463072B2 (en) * 2008-08-29 2013-06-11 Adobe Systems Incorporated Determining characteristics of multiple light sources in a digital image
WO2010026983A1 (ja) * 2008-09-03 2010-03-11 日本電気株式会社 画像処理装置、画像処理方法、及び画像処理プログラム
KR101375186B1 (ko) 2009-07-14 2014-04-01 삼성테크윈 주식회사 감시 카메라 교란 검출 방법
US8194072B2 (en) * 2010-03-26 2012-06-05 Mitsubishi Electric Research Laboratories, Inc. Method for synthetically relighting images of objects
CN101872491B (zh) * 2010-05-21 2011-12-28 清华大学 基于光度立体的自由视角重光照方法和系统
CN101917637B (zh) * 2010-06-24 2012-10-10 清华大学 基于自由视角光照传输矩阵的重光照方法及系统
US9224233B2 (en) * 2012-05-24 2015-12-29 Google Inc. Blending 3D model textures by image projection
JP6360200B2 (ja) 2014-05-13 2018-07-18 ナント・ホールデイングス・アイ・ピー・エル・エル・シー アルベドモデルにより拡張現実コンテンツをレンダリングするシステムおよび方法
CN104331919B (zh) * 2014-11-02 2017-04-19 北京理工大学 光动力治疗中投光方向的优化方法
CN104639843B (zh) * 2014-12-31 2017-12-05 小米科技有限责任公司 图像处理方法及装置
US9866816B2 (en) * 2016-03-03 2018-01-09 4D Intellectual Properties, Llc Methods and apparatus for an active pulsed 4D camera for image acquisition and analysis
CN106407977B (zh) * 2016-09-05 2020-01-03 广东小天才科技有限公司 目标内容的定位搜索的方法和装置
US10491808B1 (en) * 2017-06-27 2019-11-26 Amazon Technologies, Inc. Detecting sunlight in images
JP7084616B2 (ja) * 2018-06-20 2022-06-15 国立大学法人 筑波大学 画像処理装置、画像処理方法、及び画像処理プログラム
RU2697627C1 (ru) 2018-08-01 2019-08-15 Самсунг Электроникс Ко., Лтд. Способ корректировки освещенности объекта на изображении в последовательности изображений и вычислительное устройство пользователя, реализующее упомянутый способ
WO2020056693A1 (zh) * 2018-09-20 2020-03-26 太平洋未来科技（深圳）有限公司 一种图片合成方法、装置及电子设备
US11361511B2 (en) * 2019-01-24 2022-06-14 Htc Corporation Method, mixed reality system and recording medium for detecting real-world light source in mixed reality
US11532400B2 (en) 2019-12-06 2022-12-20 X Development Llc Hyperspectral scanning to determine skin health
CN112102462B (zh) 2020-09-27 2023-07-21 北京百度网讯科技有限公司 图像的渲染方法、装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6947579B2 (en) * 2002-10-07 2005-09-20 Technion Research & Development Foundation Ltd. Three-dimensional face recognition
US7319467B2 (en) * 2005-03-29 2008-01-15 Mitsubishi Electric Research Laboratories, Inc. Skin reflectance model for representing and rendering faces
US7609859B2 (en) * 2005-06-14 2009-10-27 Mitsubishi Electric Research Laboratories, Inc. Method and system for generating bi-linear models for faces
RU2367577C1 (ru) * 2005-08-12 2009-09-20 Рик Б. ЙЕГЕР Система и способ для нанесения изменяющего отражательную способность вещества в целях улучшения визуальной привлекательности человеческой кожи
EP2293222A1 (de) * 2006-01-23 2011-03-09 Digimarc Corporation Verfahren, Systeme und Unterkombinationen nützlich für physische Artikel

Also Published As

Publication number Publication date
EP1776656B1 (de) 2009-05-20
US20060182367A1 (en) 2006-08-17
EP1776656A2 (de) 2007-04-25
WO2006085629A2 (en) 2006-08-17
WO2006085629A3 (en) 2006-10-19
CN100555309C (zh) 2009-10-28
US7324688B2 (en) 2008-01-29
CN101006451A (zh) 2007-07-25
JP4718491B2 (ja) 2011-07-06
JP2008530628A (ja) 2008-08-07

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