Uncalibrated flatfielding and illumination vector estimationfor photometric stereo face reconstruction.
Maria E. AngelopoulouMaria PetrouPublished in: Mach. Vis. Appl. (2014)
Keyphrases
- photometric stereo
- lighting conditions
- shape reconstruction
- light directions
- human faces
- light source
- reconstruction from multiple images
- illumination conditions
- surface normals
- multi view
- spatially varying
- shape from shading
- surface reconstruction
- illumination direction
- scene reconstruction
- surface reflectance
- varying illumination
- viewpoint
- photometric information
- reflectance properties
- lambertian surface
- specular reflection
- illumination variations
- reconstruction method
- single image
- shape recovery
- diffuse reflection
- face recognition
- reflectance model
- image irradiance
- feature vectors
- structured light
- image reconstruction
- facial expressions
- image sequences
- three dimensional
- reflectance map
- single viewpoint
- specular highlights
- high resolution
- point light source
- camera parameters
- cast shadows
- fundamental matrix
- uncalibrated photometric stereo
- high speed camera
- object surface