نتایج جستجو برای: face reconstruction

تعداد نتایج: 284343  

2003
Mark Chan Chia-Yen Chen Gareth Barton Patrice Delmas Georgy Gimel’farb Philippe Leclercq Thomas Fischer

Using 2D images is one of the most common techniques for the reconstruction of 3D face models. In this paper, we compare the strengths and weaknesses of different image processing techniques for 3D face generation. It is anticipated that the optimal solution will be applied in the future for 3D face analysis and synthesis. This paper presents binocular stereo using stereo correspondence algorit...

2012
Widhyakorn Asdornwised

Recently, super-resolution reconstruction (SRR) method of low-dimensional face subspaces has been proposed for face recognition. This face subspace, also known as eigenface, is extracted using principal component analysis (PCA). One of the disadvantages of the reconstructed features obtained from the super-resolution face subspace is that no class information is included. To remedy the mentione...

2002
Amit K. Roy-Chowdhury Rama Chellappa Sandeep Krishnamurthy Tai Vo

Reconstructing a 3D model of a human face from a video sequence is an important problem in computer vision, with applications to recognition, surveillance, multimedia etc. However, the quality of 3D reconstructions using structure from motion (SfM) algorithms is often not satisfactory. One common method of overcoming this problem is to use a generic model of a face. Existing work using this app...

2013
C Giuglea C Coman S Marinescu I Florescu I Lascar

Plastic surgery is by excellence a surgery in permanent search for new reconstructive options. In the last 50 years researches in the field of allotransplantation led to obtaining promising results for solving difficult cases when autologous tissues are not available for reconstruction, despite all the bioethical issues of this subject. This field of composite tissue transplantation evolved con...

2009
Christoph John Ulrich Schwanecke Holger Regenbrecht

A probabilistic framework for vision based volumetric reconstruction and marker free tracking of hand and face volumes is presented, which exclusively relies on off-the-shelf hardware components and can be applied in standard office environments. Here a 3D reconstruction of the interaction environment (user-space) is derived from multiple camera viewpoints which serve as input sources for mixtu...

2011
Jens Hensler Klaus Denker Matthias O. Franz Georg Umlauf

Multi-camera systems and GPU-based stereo-matching methods allow for a real-time 3d reconstruction of faces. We use the data generated by such a 3d reconstruction for a hybrid face recognition system based on color, accuracy, and depth information. This system is structured in two subsequent phases: geometry-based data preparation and face recognition using wavelets and the AdaBoost algorithm. ...

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