Pattern Classification
Pattern Classification
Pattern Classification
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Practical Considerations• Momentum• Prevents the algorithm from getting stuck at plateaus and localminima• Weight decay• Avoid overfitting by imposing the condition that weights must besmall• After each update, weights are decayed by some factor• Related to regularization (also used in SVM)• Hints• Additional input nodes added to NN that are onlyused during training. Help learn better featurerepresentation.