Cognitive Indoor Positioning Using Sparse Visible Light Source.
Xiangyu LiuYujing GaoXiaojie WangLei GuoXuetao WeiPublished in: IEEE Trans. Comput. Soc. Syst. (2022)
Keyphrases
- light source
- indoor positioning
- photometric stereo
- shape from shading
- single image
- surface normals
- lighting conditions
- wifi
- multiple images
- object surface
- illumination conditions
- smart home
- multiple light sources
- specular reflection
- reflectance properties
- surface reflectance
- sparse representation
- surface orientation
- cast shadows
- surface reconstruction
- mobile devices
- ground plane
- wireless communication
- shape recovery
- real objects
- wireless networks