1. Azure Machine Learning Noam Brezis Madeira Data Solutions

3. Traditional Programming
What is ML ?
Traditional Programming
Machine Learning
Computer
Data
Output
Program
Computer
Data
Program
Output

4. Training data includes desired outputs Unsupervised learning
Types of Learning
Supervised learning
Training data includes desired outputs
Unsupervised learning
Training data does not include desired outputs

5. Machine learning is preferred approach to: Speech recognition
Growth Of Machine Learning
Machine learning is preferred approach to:
Speech recognition
Computer vision
Medical outcomes analysis
Robot control
Computational biology
This trend is accelerating:
Improved machine learning algorithms
Improved data, networking, faster computers
Software too complex to write by hand
Demo:

6. Perceptron
Input X1 w1 w2 X2
Output . . . wn Xn ( + ) = * * + + *

7. AND =
0.8 1
0.5
0.5 1 1 1
0.5 X1 X2
Output 1

8. Make Predictions X1 X2 Xn w1 w2 wn
Output .

9. . . . X1 X2 Xn The Algorithm - Back Propagation 0.75 0.8 1.85 1.9
Output . . .
-0.65
-0.7 Xn

10. The Algorithm - Back PropagationX1
0.75
1.85 X2
Output . . .
-0.65 Xn

11. Only Linearly Separable

12. Neural Networks

13. Overfitting

14. Cross Validation

15. Deep Neural Network

16. Age < 30 1
Morning 3
Evening 2

17. Morning 1
Evening 3