1. Tutorial 3 LIU Tengfei 2/27/2009

2. Contents Filters Configuration of parameters Momentum

3. Filter(1) Example: remove attributes

4. Filter(2)

5. Filter(3)

6. Filter(4)

7. Configuration of parameters Example: Configure parameters of ANN classifier. Please refer to the “Example_2”.

8. Momentum(1)

9. Momentum(2)

10. Momentum(3) Backpropagation is a widely uesd algorithm, many variations have been developed. Note: 0 < a < 1 MomentumMomentum term

11. Momentum(4) 1.Keeping the ball rolling through local minima in the error surface; 2.Speeding up training

12. Thank you !