KR100571115B1 - 단안 얼굴 트래킹을 위해 데이터 구동형 모델을 사용하는시스템 및 방법 - Google Patents
단안 얼굴 트래킹을 위해 데이터 구동형 모델을 사용하는시스템 및 방법 Download PDFInfo
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Abstract
Description
Claims (15)
- 변화하는 얼굴 표정들의 입력 영상 시퀀스에 기초하여 스테레오 데이터를 취득하는 단계,상기 취득된 스테레오 데이터를 사용하여 3차원(3D) 모델을 구축하는 단계, 및마커(marker)를 사용하지 않고 상기 구축된 3D 모델을 사용하여 개별 단안 영상 시퀀스(monocular image sequence)를 트래킹하는 단계를 포함하는 영상 처리 방법.
- 삭제
- 제1항에서,상기 3D 모델을 구축하는 단계는 주요 성분 분석법(principal component analysis, PCA)을 사용하여 상기 취득된 스테레오 데이터를 처리하는 단계를 포함하는 영상 처리 방법.
- 제3항에서,상기 PCA를 사용하여 처리된 상기 스테레오 데이터는 상기 3D 모델이 일반적 인 형상을 형상 기저 벡터들(shape vase vectors)의 선형 조합으로 근사할 수 있도록 하는 영상 처리 방법.
- 제1항에서,상기 단안 영상 시퀀스를 트래킹하는 단계는 상기 구축된 3D 모델을 사용하여 얼굴 변형들(facial deformations)의 단안 영상 시퀀스를 트래킹하는 단계를 포함하는 영상 처리 방법.
- 변화하는 얼굴 표정들의 입력 영상 시퀀스에 기초하여 스테레오 데이터를 취득하는 입력 장치, 및상기 취득된 스테레오 데이터를 사용하여 3차원(3D) 모델을 구축하고, 마커를 사용하지 않고 상기 구축된 3D 모델을 사용하여 개별 단안 영상 시퀀스를 트래킹하는 처리 장치를 포함하는 컴퓨팅 시스템.
- 삭제
- 제6항에서,상기 처리 장치는 PCA를 사용하여 취득된 상기 스테레오 데이터를 처리하는 컴퓨팅 시스템.
- 제6항에서,상기 처리 장치는 상기 PCA 처리된 스테레오 데이터에 기초하여 일반적인 형상을 형상 기저 벡터들의 선형 조합으로 근사하는 컴퓨팅 시스템.
- 제6항에서,상기 처리 장치는 상기 구축된 3D 모델을 사용하여 얼굴 변형들의 단안 영상 시퀀스를 트래킹하는 컴퓨팅 시스템.
- 프로세서에 의해 실행되는 경우, 상기 프로세서로 하여금변화하는 얼굴 표정들의 입력 영상 시퀀스에 기초하여 스테레오 데이터를 취득하는 단계,상기 취득된 스테레오 데이터를 사용하여 3차원(3D) 모델을 구축하는 단계, 및마커를 사용하지 않고 상기 구축된 3D 모델을 사용하여 개별 단안 영상 시퀀스를 트래킹하는 단계를 포함하는 동작(operation)을 수행하도록 하는 명령들(instructions)을 제공하는 기계로 판독 가능한 기억 매체.
- 삭제
- 제11항에서,상기 프로세서에 의해 실행되는 경우, 상기 프로세서로 하여금주요 성분 분석법(principal component analysis, PCA)을 사용하여 상기 취득된 스테레오 데이터를 처리하는 단계를 포함하는 동작을 수행하도록 하는 명령들을 더 제공하는 기계로 판독 가능한 기억 매체.
- 제11항에서,상기 프로세서에 의해 실행되는 경우, 상기 프로세서로 하여금상기 PCA를 사용하여 처리된 상기 스테레오 데이터에 기초하여 일반적인 형상을 형상 기저 벡터들의 선형 조합으로 근사하는 단계를 포함하는 동작을 수행하도록 하는 명령들을 더 제공하는 기계로 판독 가능한 기억 매체.
- 제11항에서,상기 프로세서에 의해 실행되는 경우, 상기 프로세서로 하여금상기 구축된 3D 모델을 사용하여 얼굴 변형들의 단안 영상 시퀀스를 트래킹하는 단계를 포함하는 동작을 수행하도록 하는 명령들을 더 제공하는 기계로 판독 가능한 기억 매체.
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US09/852,398 US9400921B2 (en) | 2001-05-09 | 2001-05-09 | Method and system using a data-driven model for monocular face tracking |
PCT/US2002/014014 WO2002091305A2 (en) | 2001-05-09 | 2002-05-02 | Method and system, using a data-driven model for monocular face tracking |
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- 2002-05-02 WO PCT/US2002/014014 patent/WO2002091305A2/en not_active Application Discontinuation
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GB2393065B (en) | 2005-04-20 |
KR20040034606A (ko) | 2004-04-28 |
CN1294541C (zh) | 2007-01-10 |
US9400921B2 (en) | 2016-07-26 |
WO2002091305A3 (en) | 2003-09-18 |
GB2393065A (en) | 2004-03-17 |
GB0328400D0 (en) | 2004-01-14 |
US20030012408A1 (en) | 2003-01-16 |
HK1062067A1 (en) | 2004-10-15 |
WO2002091305A2 (en) | 2002-11-14 |
AU2002303611A1 (en) | 2002-11-18 |
CN1509456A (zh) | 2004-06-30 |
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