Why is facial expression analysis in the wild challenging?

Keyphrases

• Facial Expression Analysis 100%
• In the Wild 100%
• Human Performance 50%
• Real Conditions 50%
• Time Information 50%
• Classification Performance 50%
• Face Representation 50%
• Emotion Label 50%
• Linear Support Vector Machine 50%
• Gabor Features 50%
• Face Alignment 50%
• Emotion Recognition in the Wild 50%
• Correct Classification Rate 50%
• Web Images 50%
• Face Classification 50%
• Automatic Emotion Classification 50%

Computer Science

• Facial Expression 100%
• Face Representation 50%
• Human Performance 50%
• Time Information 50%
• Support Vector Machine 50%
• Gabor feature 50%
• Classification Performance 50%