Text Matching and Categorization: Mining Implicit Semantic Knowledge from Tree-Shape Structures

Table 4

Experiment results compared with other methods.

Dataset	Method	(%)	(%)	-score
SND	IStruc	75.60	76.04	75.82
	-NN	45.55	64.13	58.61
	VSM	62.60	64.00	63.30
	MetaLabeler	70.54	78.46	74.29
TREC	IStruc	85.21	78.86	81.91
	-NN	59.15	58.45	58.79
	VSM	65.00	60.87	62.87
	MetaLabeler	84.12	70.66	76.80
20 Newsgroups	IStruc	79.11	72.14	75.46
	-NN	68.45	70.45	69.43
	VSM	54.11	65.44	59.24
	MetaLabeler	79.45	70.03	74.44