Photometric-Stereo-Based Defect Detection System for Metal Parts.
Yanlong CaoBinjie DingJingxi ChenWenyuan LiuPengning GuoLiuyi HuangJiangxin YangPublished in: Sensors (2022)
Keyphrases
- photometric stereo
- defect detection
- surface normals
- light source
- spatially varying
- multi view
- shape from shading
- surface reconstruction
- shape reconstruction
- lighting conditions
- reconstruction from multiple images
- structured light
- feature extraction
- reflectance properties
- specular reflection
- surface geometry
- lambertian surface
- viewpoint
- high quality
- reflectance map
- computer vision
- minimum description length criterion