Sparse transfer for facial shape-from-shading.
Jianfang HuWei-Shi ZhengXiaohua XieJianhuang LaiPublished in: Pattern Recognit. (2017)
Keyphrases
- shape from shading
- principal geodesic analysis
- facial shape
- surface normals
- light source
- perspective projection
- shape recovery
- photometric stereo
- surface normal direction
- single image
- shape reconstruction
- facial expressions
- face recognition
- provably convergent
- facial images
- shape estimation
- human faces
- facial expression recognition
- surface orientation
- facial surface normals
- intensity images
- robust statistics
- shape from texture
- sparse representation
- high dimensional
- facial needle maps
- high quality
- parameter estimation