Input layer
(Raw pixels)
Output
(object identity)
3
rd
hidden layer
(object parts)
2
nd
hidden layer
(corners & contours)
1
st
hidden layer
(edges)
• Originally inspired by our biological
neural systems.
• A System that learns important
features from experience.
• Layers of Neurons learning concepts.
• Deep learning != deep understanding
Deep Learning
Credit: Ian Goodfellow etal., Deep Learning Book
CAR
PERSON
DOG
