Unsupervised Learning Facial Parameter Regressor for Action Unit Intensity Estimation via Differentiable Renderer.
Xinhui SongTianyang ShiZunlei FengMingli SongJackie LinChuanjie LinChangjie FanYi YuanPublished in: CoRR (2020)
Keyphrases
- unsupervised learning
- parameters estimation
- landmark detection
- partial volume
- supervised learning
- human faces
- semi supervised
- facial images
- feature selection
- emotion recognition
- estimation algorithm
- human actions
- parameter estimation
- model selection
- dimensionality reduction
- face recognition
- maximum likelihood
- text classification
- loss function
- face images
- facial expressions
- object recognition
- transfer function
- objective function
- face alignment
- reinforcement learning
- machine learning
- facial recognition