Active AU based patch weighting for facial expression recognition

Keyphrases

• Triplet 100%
• Unit-based 100%
• Facial Expression Recognition 100%
• Action Units 100%
• Expression Recognition 66%
• Feature Extraction 33%
• Multi-class 33%
• Optimization Model 33%
• Feature Selection 33%
• Facial Expression 33%
• Testing Sample 33%
• Human-computer Interaction 33%
• Sparse Representation 33%
• Cross-database 33%
• Database Performance 33%
• Unit Weight 33%
• Expression Variation 33%
• Weight Optimization 33%
• Feature Optimization 33%

Computer Science

• Facial Expression 100%
• Expression Recognition 100%
• Feature Extraction 33%
• Feature Selection 33%
• Human Computer Interaction 33%
• Sparse Representation 33%
• Database Performance 33%