CNN Visualization

• 딥러닝은 종종 인간보다 더 좋은 성능을 보이지만, 왜 성능이 잘 나오는지 알 수 없음
  

Feature Embedding 기법

• NN (nearest neighbor)
• Dimensionality reduction

activation investigation

• layer activation
• Maximally activating patches
• Gradient ascent

Salienct test

• Occlusion map
• via Backpropagation
• guided backpropagation

class activation mapping

• CAM(class activation mapping)
• Grad-CAM
• SCOUTER