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ICIP
2005
IEEE
15 years 1 days ago
Expression-invariant face recognition via spherical embedding
Recently, it was proven empirically that facial expressions can be modelled as isometries, that is, geodesic distances on the facial surface were shown to be significantly less se...
Alexander M. Bronstein, Michael M. Bronstein, Ron ...
ICIAP
2005
ACM
14 years 10 months ago
Face and Facial Feature Localization
Abstract. In this paper we present a general technique for face and facial features localization in 2D color images with arbitrary background. In a previous work we studied an eye ...
Paola Campadelli, Raffaella Lanzarotti, Giuseppe L...
ICIP
2008
IEEE
14 years 4 months ago
Matching texture units for face recognition
For an image, texture unit (TU) is a small complete unit which characterizes the local texture of a given pixel and its neighborhood. Recently, TU-based approaches have been widel...
Bangpeng Yao, Haizhou Ai, Shihong Lao
MIRAGE
2007
Springer
14 years 4 months ago
3D Reconstruction of Human Faces from Occluding Contours
Abstract. In this paper we take a fresh look at the problem of extracting shape from contours of human faces. We focus on two key questions: how can we robustly fit a 3D face mode...
Michael Keller, Reinhard Knothe, Thomas Vetter
DICTA
2003
13 years 11 months ago
Face Recognition: A Comparison of Appearance-Based Approaches
  We  investigate  the  effect  of  image  processing  techniques  when  applied as a pre-processing step to three methods of face recognition: the direct  c...
Thomas Heseltine, Nick Pears, Jim Austin, Zezhi Ch...