WSF2: A Novel Framework for Filtering Web Spam

Table 5

AUC results for C5.0 and SVM classifiers under different balancing conditions.

	Class-imbalance ratio
	1 : 17	1 : 8	1 : 4	1 : 2	1 : 1
C5.0	0.562	0.649	0.651	0.648	0.573
SVM	0.534	0.590	0.602	0.604	0.624