The following publications are possibly variants of this publication:
- Facial Shape Spaces from Surface NormalsSimone Ceolin, William A. P. Smith, Edwin R. Hancock. iciar 2008: 955-965 [doi]
- Supervised Principal Geodesic Analysis on Facial Surface Normals for Gender ClassificationJing Wu, William A. P. Smith, Edwin R. Hancock. gacm 2008: 664-673 [doi]
- Gender discriminating models from facial surface normalsJing Wu, William A. P. Smith, Edwin R. Hancock. PR, 44(12):2871-2886, 2011. [doi]
- Facial Shape-from-Shading Using Principal Geodesic Analysis and Robust StatisticsWilliam A. P. Smith, Edwin R. Hancock. ima-ms 2007: 412-426 [doi]
- Recovering Facial Shape and Albedo Using a Statistical Model of Surface Normal DirectionWilliam A. P. Smith, Edwin R. Hancock. iccv 2005: 588-595 [doi]
- Recovering facial shape using a statistical surface normal modelWilliam A. P. Smith, Edwin R. Hancock. icip 2005: 113-116 [doi]