Will Smith
Senior Lecturer in Computer Vision
Department of Computer Science
University of York, UK

Tel: +44 (0)1904 325575
Fax: +44 (0)1904 325599
Mobile: +44 (0)7932 753151
Email: william dot smith at york dot ac dot uk
 
Home Research Publications Teaching Personal

Pre-prints

1. A. Seck, W.A.P. Smith, A. Dessein, B. Tiddeman, H. Dee and A. Dutta. Ear-to-ear Capture of Facial Intrinsics. arXiv preprint arXiv:1609.02368, 2016.
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Journal Papers

18. A. Dessein, W.A.P. Smith, R. Wilson and E. Hancock. Symmetry-Aware Mesh Segmentation into Uniform Overlapping Patches. Computer Graphics Forum, to appear, 2017.
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17. H. Guan and W.A.P. Smith. Structure-from-motion in Spherical Video using the von Mises-Fisher Distribution. IEEE Transactions on Image Processing, Volume 26, Number 2, pp. 711-723, 2017.
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16. M. Sormaz, D. Watson, W.A.P. Smith, A. Young and T. Andrews. Modelling the Perceptual Similarity of Facial Expressions from Image Statistics and Neural Responses. NeuroImage, Volume 129, pp. 64-71, 2016.
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15. W.A.P. Smith and F. Fang. Height from Photometric Ratio with Model-based Light Source Selection. Computer Vision and Image Understanding, Volume 145, pp. 128-138, 2016.
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14. A. Patel and W.A.P. Smith. Manifold-based Constraints for Operations in Face Space. Pattern Recognition, Volume 52, pp. 206-217, 2016.
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13. D. Sánchez-Escobedo, M. Castelán and W.A.P. Smith. Statistical 3D Face Shape Estimation from Occluding Contours. Computer Vision and Image Understanding, Volume 142, pp. 111-124, 2016.
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12. O. Aldrian and W.A.P. Smith. Inverse Rendering of Faces with a 3D Morphable Model. IEEE Transactions on Pattern Analysis and Machine Intelligence, Volume 35, Number 5, pp. 1080-1093, 2013.
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11. S. Zafeiriou, G.A. Atkinson, M.F. Hansen, W.A.P. Smith, V. Argyriou, M. Petrou, M.L. Smith and L.N. Smith. Face Recognition and Verification using Photometric Stereo: The Photoface Database and a Comprehensive Evaluation. IEEE Transactions on Information Forensics & Security, Volume 8, Number 1, pp. 121-135, 2013.
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10. A. Patel and W.A.P. Smith. Driving 3D Morphable Models using Shading Cues. Pattern Recognition, Volume 45, Number 5, pp. 1993-2004, 2012.
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9. A. Patel and W.A.P. Smith. Automated Construction of Low Resolution, Texture-Mapped, Class-Optimal Meshes. IEEE Transactions on Visualization and Computer Graphics, Volume 18, Number 3, pp. 434-446, 2012.
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8. J. Wu, W.A.P. Smith and E.R. Hancock. Gender Discriminating Models from Facial Surface Normals. Pattern Recognition, Volume 44, Number 12, pp. 2871-2886, 2011.
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7. W.A.P. Smith and E.R. Hancock. Estimating Facial Reflectance Properties using Shape-from-shading. International Journal of Computer Vision, Volume 86, Number 2-3, pp. 152-170, 2010.
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6. J. Wu, W.A.P. Smith and E.R. Hancock. Facial Gender Classification using Shape from Shading. Image and Vision Computing, Volume 28, Number 6, pp. 1039-1048, 2010.
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5. M. Ewbank, W.A.P. Smith, E.R. Hancock and T. Andrews. The M170 Reflects a Viewpoint-specific Representation for both Familiar and Unfamiliar Faces. Cerebral Cortex, Volume 18, Number 2, pp. 364-370, 2008.
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4. W.A.P. Smith and E.R. Hancock. Facial Shape-from-shading and Recognition using Principal Geodesic Analysis and Robust Statistics. International Journal of Computer Vision, Volume 76, Number 1, pp. 71-91, 2008.
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3. M. Castelan, W.A.P. Smith and E.R. Hancock, A Coupled Statistical Model for Face Shape Recovery from Brightness Images. IEEE Transactions on Image Processing, Volume 16, Number 4, pp. 1139-1151, 2007.
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2. W.A.P. Smith and E.R. Hancock, Recovering Facial Shape using a Statistical Model of Surface Normal Direction. IEEE Transactions on Pattern Analysis and Machine Intelligence, Volume 28, Number 12, pp. 1914-1930, 2006.
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1. W.A.P. Smith and E.R. Hancock. Estimating Facial Albedo from a Single Image. International Journal of Pattern Recognition and Artificial Intelligence, Volume 20, Number 6, pp. 955-970, 2006.
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Conference Papers

2017

85. S. Tozza, W.A.P. Smith, D. Zhu, R. Ramamoorthi and E.R. Hancock. Linear Differential Constraints for Photo-polarimetric Height Estimation. In Proc. ICCV, to appear, 2017.
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84. H. Dai, N. Pears, W.A.P. Smith and C. Duncan. A 3D Morphable Model of Craniofacial Shape and Texture Variation. In Proc. ICCV, to appear, 2017.

83. A. Bas, P. Huber, W.A.P. Smith, M. Awais and J. Kittler. 3D Morphable Models as Spatial Transformer Networks. In Proc. ICCV Workshop on Geometry Meets Deep Learning, to appear, 2017.
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82. S. Tanathong, W.A.P. Smith and S. Remde. Eliminating the observer effect: Shadow removal in orthomosaics of the road network. In Proc. ICCV Workshop on Computer Vision for Road Scene Understanding and Autonomous Driving, to appear, 2017.

81. Y. Yu and W.A.P. Smith. PVNN: A neural network library for photometric vision. In Proc. ICCV Workshop on Physics Based Vision meets Deep Learning, to appear, 2017.

80. Y. Yu, D. Zhu and W.A.P. Smith. Shape-from-polarisation: a nonlinear least squares approach. In Proc. ICCV Workshop on Color and Photometry in Computer Vision, to appear, 2017.

79. S. Alotaibi and W.A.P. Smith. A Biophysical 3D Morphable Model of Face Appearance. In Proc. ICCV Workshop PeopleCap: capturing and modeling human bodies, faces and hands, to appear, 2017.

78. H. Dai, W.A.P. Smith, N. Pears and C. Duncan. Symmetry-factored Statistical Modelling of Craniofacial Shape. In Proc. ICCV Workshop PeopleCap: capturing and modeling human bodies, faces and hands, to appear, 2017.

77. H. Guan and W.A.P. Smith. BRISKS: Binary Features for Spherical Images on a Geodesic Grid. In Proc. CVPR, pp. 4516-4524, 2017.
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2016

76. A. Bas, W.A.P. Smith, T. Bolkart and S. Wuhrer. Fitting a 3D morphable model to edges: A comparison between hard and soft correspondences. In Proc. ACCV Workshop on Facial Informatics, LNCS vol. 10117, pp. 377-391, 2016.
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75. W.A.P. Smith, R. Ramamoorthi and S. Tozza, Linear Depth Estimation from an Uncalibrated, Monocular Polarisation Image. In Proc. ECCV, 2016.
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74. C. Zhang, W.A.P. Smith, A. Dessein, N.E. Pears and H. Dai, Functional Faces: Groupwise Dense Correspondence using Functional Maps. In Proc. CVPR, pp. 5033-5041, 2016.
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2015

73. A. Dessein, W.A.P. Smith, R. Wilson and E. Hancock, Example-Based Modeling of Facial Texture from Deficient Data. In Proc. ICCV, pp. 3898-3906, 2015.
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72. C. Zhang, B. Heeren, W.A.P. Smith and M. Rumpf, Shell PCA: statistical shape modelling in shell space. In Proc. ICCV, pp. 1671-1679, 2015.
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71. A. Dessein, A. Makejevs and W.A.P. Smith, Towards Synthesis of Novel, Photorealistic 3D Faces. In Proc. Joint Conference on Facial Analysis, Animation and Auditory-Visual Speech Processing (FAAVSP), 2015.
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70. D. Murphy, J. Brereton, A. Chadwick, H. Daffern, G. Kearney, W. Smith and A. Southern, 3D Auralisation and Virtual Reality Technology in Digital Heritage. Digital Heritage: 3D representation, 2015.

2014

69. A. Dessein, W.A.P. Smith, R.C. Wilson and E.R. Hancock, Seamless texture stitching on a 3D mesh by Poisson blending in patches. In Proc. ICIP, pages 2031-2035, 2014.
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68. H. Guan, W.A.P. Smith and P. Ren, View Stabilisation in Spherical Video. In Proc. The 12th Workshop on Non-classical Cameras, Camera Networks and Omnidirectional Vision (OMNIVIS), 2014.
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2013

67. H. Guan, W.A.P. Smith and P. Ren, Corner detection in spherical images via accelerated segment test on a geodesic grid. In Proc. ISVC, pages 407-415, 2013.
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2012

66. O. Aldrian and W.A.P. Smith, Inverse Rendering of Faces on a Cloudy Day. In Proc. ECCV, pages 201-214, 2012.
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65. C.W. Tyler, W.A.P. Smith and D.G. Stork, In search of Leonardo: Computer-based facial image analysis of Renaissance artworks for identifying Leonardo as subject. In Proc. SPIE, vol. 8291, Human Vision and Electronic Imaging XVII, 2012.
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64. O. Aldrian and W.A.P. Smith, Model-based Ambient Occlusion for Inverse Rendering. In Proc. ICIAR, pages 338-347, 2012.
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2011

63. A. Patel and W.A.P. Smith, Simplification of 3D Morphable Models. In Proc. ICCV, pages 271-278, 2011.
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62. R. Huang and W.A.P. Smith, Shape-from-shading under complex natural illumination. In Proc. ICIP (Invited Paper, Special Session on Shape-from-shading), pages 13-16, 2011.
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61. O. Aldrian and W.A.P. Smith, Inverse Rendering with a Morphable Model: A Multilinear Approach. In Proc. BMVC, 2011.
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60. O. Aldrian and W.A.P. Smith, Inverse Rendering in SUV Space with a Linear Texture Model. In Proc. IEEE Color and Photometry in Computer Vision Workshop in conjunction with ICCV, pages 822-829, 2011.
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59. T. Ahmad, R.C. Wilson, W.A.P. Smith and T.S.F. Haines, Combining Probabilistic Shape-from-Shading and Statistical Facial Shape Models, In Proc. ICIAP, pages 680-690, 2011.
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58. F. Liu, E.R. Hancock and W.A.P. Smith, Facial Expression Recognition Using Nonrigid Motion Parameters and Shape-from-Shading. In Proc. CAIP, pages 105-113, 2011.
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2010

57. A. Dutta and W.A.P. Smith, Minimal Image Sets for Robust Spherical Gradient Photometric Stereo, Technical Sketch, SIGGRAPH Asia, 2010.
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56. A. Patel and W.A.P. Smith, Exploring the Identity Manifold: Constrained Operations in Face Space. In Proc. ECCV, pages 112-125, 2010.
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55. J. Hogan and W.A.P. Smith, Refinement of Digital Elevation Models from Shadowing Cues. In Proc. CVPR, pages 1181-1188, 2010.
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54. O. Aldrian and W.A.P. Smith, A Linear Approach of 3D Face Shape and Texture Recovery using a 3D Morphable Model. In Proc. BMVC, 2010.
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53. O. Aldrian and W.A.P. Smith, Learning the Nature of Generalisation Errors in a 3D Morphable Model. In Proc. ICIP, pages 4557-4560, 2010.
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52. R. Huang and W.A.P. Smith, Photometric Stereo under Low Frequency Environment Illumination. In Proc. ISVC, pages 139-150, 2010.
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2009

51. A. Patel and W.A.P. Smith, 3D Morphable Face Models Revisited. In Proc. CVPR, pages 1327-1334, 2009.
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50. W.A.P. Smith and E.R. Hancock, A Unified Model of Specular and Diffuse Reflectance for Rough, Glossy Surfaces. In Proc. CVPR, pages 643-650, 2009.
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49. M. Williams and W.A.P. Smith, A Statistical Model for Daylight Spectra. In Proc. ISVC, pages 632-643, 2009.
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48. R. Huang and W.A.P. Smith, A shape-from-shading framework for satisfying data-closeness and structure-preserving smoothness constraints. In Proc. BMVC, 2009.
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47. A. Patel and W.A.P. Smith, Shape-from-shading driven 3D Morphable Models for Illumination Insensitive Face Recognition. In Proc. BMVC, 2009.
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46. J. Wu, W.A.P. Smith and E.R. Hancock, Semi-Supervised Feature Selection for Gender Classification. In Proc. ACCV. To appear, 2009.

45. W.A.P. Smith and E.R. Hancock, Specular and Diffuse Reflectance in Microfacet Models. In Proc. ICIP. To appear, 2009. (Oral)

44. J. Wu, W.A.P. Smith, E.R. Hancock and M. Kawulok, Extracting Gender Discriminating Features From Facial Needle-maps. In Proc. ICIP. To appear, 2009.

43. D.J. Yu, E.R. Hancock and W.A.P. Smith, Learning a Self-organizing Map Model on a Riemannian Manifold. In Proc. Maths of Surfaces, pages 375-390, 2009. (Oral)
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42. R. Huang and W.A.P. Smith, Structure-preserving Regularisation Constraints for Shape-from-Shading. In Proc. CAIP, pages 865-872, 2009.
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2008

41. W.A.P. Smith and E.R. Hancock, Recovering Face Shape and Reflectance Properties from Single Images. In Proc. IEEE International Conference on Automatic Face and Gesture Recognition, 2008.
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40. J. Wu, W.A.P. Smith, E.R. Hancock, Supervised Principal Geodesic Analysis on Facial Surface Normals for Gender Classification. In Proc. SSPR/SPR, pages 664-673, 2008.
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39. M. Dickens, W.A.P. Smith, H. Ragheb and E.R. Hancock, Measuring Skin Reflectance Parameters, In Proc. ICPR, 2008.
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38. J. Wu, W.A.P. Smith and E.R.Hancock, Gender Classification Based on Facial Surface Normals, In Proc. ICPR, 2008.
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37. S. Ceolin, W.A.P. Smith, E.R. Hancock, Facial Shape Spaces from Surface Normals. In Proc. ICIAR, pages 955-965, 2008.
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36. J. Wu, W.A.P. Smith, E.R. Hancock, Facial Gender Classification Using Shape from Shading and Weighted Principal Geodesic Analysis. In Proc. ICIAR, pages 925-934, 2008.
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2007

35. W.A.P. Smith and E.R. Hancock, A New Framework for Grayscale and Colour Non-Lambertian Shape-from-shading. In Proc. ACCV, pages 869-880, 2007. (Oral)
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34. M.P. Dickens, W.A.P. Smith, E.R. Hancock and H. Ragheb, Analysis of Skin Reflectance using Beckmann-Kirchhoff Scattering and a Cyberware 3030 Scanner. In Proc. Photometric Analysis For Computer Vision Workshop in conjunction with ICCV, 2007.

33. W.A.P. Smith and E.R. Hancock, Facial Reflectance Measurements from Single Images using Shape-from-shading. In Proc. Photometric Analysis For Computer Vision Workshop in conjunction with ICCV, 2007.

32. S. Ceolin, W.A.P. Smith and E.R. Hancock, Facial Shape Spaces from Surface Normals and Geodesic Distance. In Proc. DICTA, pages 416-423, 2007.
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31. J. Wu, W.A.P. Smith and E.R. Hancock, Weighted Principal Geodesic Analysis for Facial Gender Classification. In Proc. CIARP, pages 331-339, 2007. (Oral)
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30. M.P. Ewbank, W.A.P. Smith, E.R. Hancock and T.J. Andrews, Testing Viewpoint Invariance in the Neural Representation of Faces: An MEG Study. In Proc. BVAI, pages 52-61, 2007. (Oral)
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29. W.A.P. Smith and E.R. Hancock, Statistical Methods for Surface Integration. In Proc. Mathematics of Surfaces, pages 427-441, 2007. (Oral)
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28. W.A.P. Smith and E.R. Hancock, Facial shape-from-shading using Principal Geodesic Analysis and Robust Statistics. In Proc. Mathematics of Surfaces, pages 412-426, 2007. (Oral)
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27. J. Wu, W.A.P. Smith and E.R. Hancock, Gender Classification using Shape from Shading. In Proc. BMVC, To appear, 2007. (Oral and Best Security Paper Prize Winner)
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26. W.A.P. Smith and E.R. Hancock, Surface Integration: Two Statistical Approaches. In Proc. ICIAP, To appear, 2007. (Oral)

25. J. Wu, W.A.P. Smith and E.R. Hancock, Learning Mixture Models for Gender Classification Based on Facial Surface Normals. In Proc. IbPRIA, Part I, pages 39-46, 2007. (Oral)
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24. M.P. Dickens, W.A.P. Smith, J. Wu and E.R. Hancock, Face Recognition Using Principal Geodesic Analysis and Manifold Learning. In Proc. IbPRIA, Part I, pages 426-434, 2007.
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23. Y. Li, W.A.P. Smith and E.R. Hancock, Face Recognition with Irregular Region Spin Images. In Proc. SCIA, pages 730-739, 2007.
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2006

22. W.A.P. Smith and E.R. Hancock, Face Recognition using 2.5D Shape Information. In Proc. CVPR, Vol. 2, pages 1407-1414, 2006.
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21. W.A.P. Smith and E.R. Hancock, Estimating Cast Shadows using SFS and Class-based Surface Completion. In Proc. ICPR, pages 86-90, 2006. (Oral)
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20. W.A.P. Smith and E.R. Hancock, Facial Shadow Removal. In Proc. SSPR, pages 569-577, 2006. (Oral)
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19. W.A.P. Smith and E.R. Hancock, Facial Shape Estimation in the Presence of Cast Shadows. In Proc. BMVC, pages 79-88, 2006.
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18. M. Castelan, W.A.P. Smith and E.R. Hancock, A Coupled Statistical Model for Face Shape Recovery. In Proc. SSPR, pages 898-906, 2006.
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17. J. Wu, W.A.P. Smith and E.R. Hancock, Gender Classification using Principal Geodesic Analysis and Gaussian Mixture Models. In Proc. CIARP, pages 58-67, 2006. (Oral)
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16. M. Castelan, W.A.P. Smith and E.R. Hancock, Approximating 3D Facial Shape from Photographs Using Coupled Statistical Models. In Proc. CIARP, pages 89-98, 2006. (Oral)
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15. Y. Li, W.A.P. Smith and E.R. Hancock, Face Recognition with Region Division and Spin Images. In Proc. CIARP, pages 109-117, 2006. (Oral)
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14. Y. Li, W.A.P. Smith and E.R. Hancock, Face Recognition using Patch-based Spin Images. In Proc. ICPR, Vol. 1, pages 408-411, 2006.
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2005

13. W.A.P. Smith and E.R. Hancock, Recovering Facial Shape using a Statistical Surface Normal Model. In Proc. ICIP, Vol. 2, pages 113-116, 2005. (Oral)
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12. W.A.P. Smith and E.R. Hancock, Estimating the Albedo Map of a Face from a Single Image. In Proc. ICIP, Vol. 3, pages 780-783, 2005. (Oral)
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11. W.A.P. Smith and E.R. Hancock, Face Recognition using a Surface Normal Model. In Proc. ICIAP, pages 423-430, 2005. (Oral)
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10. W.A.P. Smith and E.R. Hancock, Modelling Surface Normal Distribution using the Azimuthal Equidistant Projection. In Proc. The Eleventh IMA Conference on Mathematics of Surfaces, pages 381-394, 2005. (Oral)
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9. W.A.P. Smith and E.R. Hancock, Recovering Facial Shape and Albedo using a Statistical Model of Surface Normal Direction. In Proc. ICCV, Vol. 1, pages 588-595, 2005.
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8. W.A.P. Smith and E.R. Hancock, Coupled Statistical Face Reconstruction. In Proc. CAIP, pages 153-161, 2005. (Oral)
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7. W.A.P. Smith and E.R. Hancock, Single Image Estimation of Facial Albedo Maps. In Proc. BVAI, pages 517-526, 2005. (Oral)
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6. W.A.P. Smith and E.R. Hancock, A Model-Based Method for Face Shape Recovery. In Proc. IbPRIA, Part II, pages 268-276, 2005.
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2004

5. W.A.P. Smith, A. Robles-Kelly and E.R. Hancock, Reflectance Correction for Perspiring Faces. In Proc. International Conference on Image Processing (ICIP), Vol. 2, pages 1389-1392, 2004.
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4. W.A.P. Smith, A. Robles-Kelly and E.R. Hancock, Skin Reflectance Modelling for Face Recognition. In Proc. International Conference on Pattern Recognition (ICPR), Vol. 3, pages 210-213, 2004.
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3. W.A.P. Smith, A. Robles-Kelly and E.R. Hancock, Facial View Synthesis from a Single Image using Shape from Shading. In Proc. 2nd International Symposium on 3D Data Processing, Visualisation and Transmission (3DPVT), pages 510-517, 2004.
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2. W.A.P. Smith, A. Robles-Kelly and E.R. Hancock, Single image facial view synthesis using SFS. In Proc. 15th British Machine Vision Conference (BMVC), 2005.
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2002

1. W.A.P. Smith and E.R. Hancock, Face Recognition using Shape-from-Shading. In Proc. 13th British Machine Vision Conference (BMVC), Vol. 2, pages 697-606, 2005.
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PhD Thesis

"Statistical Methods For Facial Shape-from-shading and Recognition", University of York, 2007
Available from the
BMVA thesis archive