Table 1 Overview of all variable selection methods considered here
Name | Short name | Short description of criterion for selected events |
|---|---|---|
Univariate Frequency | freq | Frequency above cutoff |
Method of Brodeur | brod | High frequency, compared to uniform distribution |
Pairwise Correlation | cor | Event pairs with high correlation |
Fisher’s Exact Test | fisher | Event pairs with significant dependence |
Fisher’s z-transformation | z | Event pairs with significant dependence |
Weights of Edmonds’ Algorithm | weight | Event pairs with large weights in algorithm |
Conditional Probabilites in Tree | OT | Large conditional probabilities in oncogenetic tree |
Independence in Tree | single | Remove single independent events in fitted tree |
Largest Clique Identification | lcliq | Member of the largest subgraph |
Maximal Clique Identification | mcliq | Member of the maximum weight subgraph |