Depth from gradient fields and control points: bias correction in photometric stereo.
Itsik HorovitzNahum KiryatiPublished in: Image Vis. Comput. (2004)
Keyphrases
- photometric stereo
- control points
- bias correction
- b spline
- multi view
- surface normals
- light source
- d objects
- depth map
- point correspondences
- shape from shading
- matching algorithm
- lighting conditions
- surface reconstruction
- semi supervised
- multiple views
- affine transformation
- computer vision
- feature extraction
- machine learning
- feature space
- least squares
- image processing
- specular reflection