TechDays Stockholm presentation
understand how AI learns
train an AI model to identify Pneumonia
deploy an AI model on Azure as a web service with databrick
comsume the model
generalize the model to other scenario ( flappy bird, CT scan segmentation...etc)
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Zenodia TechDays talks Oct 24-25 Stockholm Kistamässan
1. 1. INTUITION – HOW AI LEARN
2. PUT IT IN CONTEXT – PNEUMONIA
3. PLAN OF ATTACK– HOW TO DO IT
4. DEMO – JUPYTER NOTEBOOK
5. GENERALIZATION
2. Is this an apple ?
apple apple not apple
apple apple not appleapple apple not apple
...
3. apple apple
...
not appleapple apple not apple
Neural Network
Training
Validataion
Labels
Features
apple apple not apple
1/3 2/3Performance :
(accuracy)
2/3 =67%
Prediction apple apple apple
4. INPUTs :
(image + label)
Feed to
NN
NN
predicts
labels
BUILD A MODEL TO CLASSIFY PNEUMONIA
The Neural Networks
Model Prediction
. .
Pneumonia Normal
Normal
Pneumonia
...
5. All done in one Jupyter notebook
1.Get
data
2.Data
Process
&
Explore
3.1
framework
(TF, Keras,
Torch...etc)
3.2 loss &
optimize
function
3.Neural Network architecture
Deep learning
4.Prediction
3.3 train &
validate
9. INPUTs :
Images of objects of interests
Feed
to NN
Object
shapes
BUILD A MODEL TO LEARN VIDEO SEMANTIC SEGMENTATION
(ENET)
Model Prediction:
The Neural Networks
10. INPUTs :
Images of objects of interests
Feed
to NN
Object
labels +
location
BUILD A MODEL TO LEARN OBJECT DETECTION IN VIDEO
(SSD)
Model Prediction:
The Neural Networks
11. Raw input abdominal CT
scan
Output segment
BUILD A MODEL TO SEGMENT 4D CT SCAN ORGANS
(NIFTYNET)