Why is facial occlusion a challenging problem?

Keyphrases

• Face Occlusion 100%
• Facial Occlusion 100%
• Challenging Problems 100%
• Lower Face 50%
• Correct Recognition Rate 50%
• Appearance-based 50%
• Face Recognition Algorithm 50%
• Performance Drop 25%
• Upper Face 25%
• Occlusion 25%
• Registration Error 25%
• Low Performance 25%
• Small Parts 25%
• Face Representation 25%
• Face Image 25%
• Local Processing 25%
• Facial Landmark Localization 25%
• Partially Occluded 25%
• Discriminative Information 25%
• Face Recognition Accuracy 25%
• Alignment Error 25%
• Occluded Faces 25%
• Partial Faces 25%
• Face Registration 25%

Computer Science

• Recognition Rate 100%
• face recognition algorithm 100%
• Face Representation 50%
• Face Recognition 50%
• Facial Feature 50%
• Registration Error 50%
• Lower Performance 50%
• Recognition Performance 50%

Engineering

• Recognition Rate 100%
• Main Reason 50%
• Misalignment Problem 50%
• Main Factor 50%
• Face Image 50%