FC-DenseNet-Based Photometric Stereo for Endoscopes with Close-range Non-parallel Light Illumination.
Chang ZhouLongfei WangYulin ZhangXinjun ShengKai XuPublished in: ROBIO (2022)
Keyphrases
- photometric stereo
- diffuse reflection
- lighting conditions
- spatially varying
- refractive index
- shape reconstruction
- light source
- specular reflection
- point light source
- surface normals
- illumination direction
- light transport
- lambertian surface
- surface reflectance
- reflectance properties
- illumination conditions
- shape from shading
- multi view
- light directions
- image irradiance
- surface reconstruction
- uncalibrated photometric stereo
- single image
- reflectance model
- reflectance map
- structured light
- single viewpoint
- viewpoint
- high speed camera
- human faces
- specular highlights
- viewing direction
- intensity images
- surface geometry
- smooth surfaces
- pairwise