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Top posts (84) All Questions Answers | Votes Newest

81 How to normalize data between -1 and 1? Oct 26 '15
23 What does “node size” refer to in the Random Forest? Jun 25 '15
22 Mathematics behind classification and regression trees Nov 26 '12
14 When over/under-sampling unbalanced classes, does maximizing accuracy differ from minimizing misclassification costs? Oct 18 '11
13 What is the practical difference between association rules and decision trees in data mining? Dec 3 '12
12 Statistical test for positive and negative predictive value Jan 17 '11
11 Number of bins when computing mutual information Nov 11 '15
11 What is the relationship between the GINI score and the log-likelihood ratio Apr 28 '14
9 Survival analysis for event prediction Jan 9 '13
9 Which is a better cost function for a random forest tree: Gini index or entropy? Dec 24 '11
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