An Ant Colony Optimization Based Feature Selection for Web Page Classification

Table 3

Number of features for all classes with respect to feature extraction methods.

Class	Feature extraction method
	Tagged terms	Bag of terms	⟨title⟩ tag	URL
Course	33519	16344	305	479
Project	30856	15307	596	686
Student	49452	22245	1987	1557
Faculty	47376	24641	1502	1208
Conference	34952	18572	890	1115