Discussion Posts 04-07 (Intro to Data Mining)

Discussion 04: 

Discuss the major issues in the classification model overfitting. Give some examples to illustrate your points. 

Discussion 05:

Compare different Ensemble methods with appropriate examples. 

Discussion 06: 

Discuss the strengths and weaknesses of using K-Means clustering algorithm to cluster multi class data sets. How do you compare it with a hierarchical clustering technique.

Discussion 07: 
Compare and contrast the different techniques for anomaly detection that were presented in Chapter 9.

Discuss techniques for combining multiple anomaly detection techniques to improve the identification of anomalous objects.